diff --git a/.eslintrc.json b/.eslintrc.json
index 79d34dd06..758dbe6e1 100644
--- a/.eslintrc.json
+++ b/.eslintrc.json
@@ -142,8 +142,7 @@
 
         // The following rules are part of @typescript-eslint/stylistic-type-checked
         // and can be remove once solved
-        "@typescript-eslint/prefer-nullish-coalescing": "warn", // TODO: Requires strictNullChecks: true
-        "@typescript-eslint/consistent-indexed-object-style": "warn"
+        "@typescript-eslint/prefer-nullish-coalescing": "warn" // TODO: Requires strictNullChecks: true
       }
     }
   ],
diff --git a/CHANGELOG.md b/CHANGELOG.md
index ebe6c2f16..7e8325fdb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -15,6 +15,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Switched the `consistent-type-assertions` rule from `warn` to `error` in the `eslint` configuration
 - Switched the `prefer-optional-chain` rule from `warn` to `error` in the `eslint` configuration
 - Switched the `consistent-generic-constructors` rule from `warn` to `error` in the `eslint` configuration
+- Switched the `consistent-indexed-object-style` rule from `warn` to `error` in the `eslint` configuration
 
 ### Fixed
 
diff --git a/apps/api/src/app/account-balance/account-balance.service.ts b/apps/api/src/app/account-balance/account-balance.service.ts
index 34d98d266..1a4fb66f7 100644
--- a/apps/api/src/app/account-balance/account-balance.service.ts
+++ b/apps/api/src/app/account-balance/account-balance.service.ts
@@ -110,9 +110,8 @@ export class AccountBalanceService {
       userId,
       withExcludedAccounts: false // TODO
     });
-    const accumulatedBalancesByDate: { [date: string]: HistoricalDataItem } =
-      {};
-    const lastBalancesByAccount: { [accountId: string]: Big } = {};
+    const accumulatedBalancesByDate: Record<string, HistoricalDataItem> = {};
+    const lastBalancesByAccount: Record<string, Big> = {};
 
     for (const { accountId, date, valueInBaseCurrency } of balances) {
       const formattedDate = format(date, DATE_FORMAT);
diff --git a/apps/api/src/app/admin/update-asset-profile.dto.ts b/apps/api/src/app/admin/update-asset-profile.dto.ts
index 8c9ae220b..3c4cf3025 100644
--- a/apps/api/src/app/admin/update-asset-profile.dto.ts
+++ b/apps/api/src/app/admin/update-asset-profile.dto.ts
@@ -45,9 +45,7 @@ export class UpdateAssetProfileDto {
 
   @IsObject()
   @IsOptional()
-  symbolMapping?: {
-    [dataProvider: string]: string;
-  };
+  symbolMapping?: Record<string, string>;
 
   @IsOptional()
   @IsUrl({
diff --git a/apps/api/src/app/import/import.service.ts b/apps/api/src/app/import/import.service.ts
index 30415970d..fef37ca3d 100644
--- a/apps/api/src/app/import/import.service.ts
+++ b/apps/api/src/app/import/import.service.ts
@@ -158,7 +158,7 @@ export class ImportService {
     maxActivitiesToImport: number;
     user: UserWithSettings;
   }): Promise<Activity[]> {
-    const accountIdMapping: { [oldAccountId: string]: string } = {};
+    const accountIdMapping: Record<string, string> = {};
     const userCurrency = user.Settings.settings.baseCurrency;
 
     if (!isDryRun && accountsDto?.length) {
@@ -579,9 +579,7 @@ export class ImportService {
       throw new Error(`Too many activities (${maxActivitiesToImport} at most)`);
     }
 
-    const assetProfiles: {
-      [assetProfileIdentifier: string]: Partial<SymbolProfile>;
-    } = {};
+    const assetProfiles: Record<string, Partial<SymbolProfile>> = {};
 
     for (const [
       index,
diff --git a/apps/api/src/app/portfolio/calculator/mwr/portfolio-calculator.ts b/apps/api/src/app/portfolio/calculator/mwr/portfolio-calculator.ts
index e54f63422..b57fda86c 100644
--- a/apps/api/src/app/portfolio/calculator/mwr/portfolio-calculator.ts
+++ b/apps/api/src/app/portfolio/calculator/mwr/portfolio-calculator.ts
@@ -12,10 +12,8 @@ export class MWRPortfolioCalculator extends PortfolioCalculator {
 
   protected getSymbolMetrics({}: {
     end: Date;
-    exchangeRates: { [dateString: string]: number };
-    marketSymbolMap: {
-      [date: string]: { [symbol: string]: Big };
-    };
+    exchangeRates: Record<string, number>;
+    marketSymbolMap: Record<string, Record<string, Big>>;
     start: Date;
     step?: number;
   } & AssetProfileIdentifier): SymbolMetrics {
diff --git a/apps/api/src/app/portfolio/calculator/portfolio-calculator.ts b/apps/api/src/app/portfolio/calculator/portfolio-calculator.ts
index dec0e6387..c772a5f95 100644
--- a/apps/api/src/app/portfolio/calculator/portfolio-calculator.ts
+++ b/apps/api/src/app/portfolio/calculator/portfolio-calculator.ts
@@ -1,16 +1,3 @@
-import { Activity } from '@ghostfolio/api/app/order/interfaces/activities.interface';
-import { CurrentRateService } from '@ghostfolio/api/app/portfolio/current-rate.service';
-import { PortfolioOrder } from '@ghostfolio/api/app/portfolio/interfaces/portfolio-order.interface';
-import { PortfolioSnapshotValue } from '@ghostfolio/api/app/portfolio/interfaces/snapshot-value.interface';
-import { TransactionPointSymbol } from '@ghostfolio/api/app/portfolio/interfaces/transaction-point-symbol.interface';
-import { TransactionPoint } from '@ghostfolio/api/app/portfolio/interfaces/transaction-point.interface';
-import { RedisCacheService } from '@ghostfolio/api/app/redis-cache/redis-cache.service';
-import { getFactor } from '@ghostfolio/api/helper/portfolio.helper';
-import { LogPerformance } from '@ghostfolio/api/interceptors/performance-logging/performance-logging.interceptor';
-import { ConfigurationService } from '@ghostfolio/api/services/configuration/configuration.service';
-import { ExchangeRateDataService } from '@ghostfolio/api/services/exchange-rate-data/exchange-rate-data.service';
-import { IDataGatheringItem } from '@ghostfolio/api/services/interfaces/interfaces';
-import { PortfolioSnapshotService } from '@ghostfolio/api/services/queues/portfolio-snapshot/portfolio-snapshot.service';
 import { getIntervalFromDateRange } from '@ghostfolio/common/calculation-helper';
 import {
   PORTFOLIO_SNAPSHOT_PROCESS_JOB_NAME,
@@ -51,6 +38,20 @@ import {
 } from 'date-fns';
 import { first, isNumber, last, sortBy, sum, uniq, uniqBy } from 'lodash';
 
+import { getFactor } from '../../../helper/portfolio.helper';
+import { LogPerformance } from '../../../interceptors/performance-logging/performance-logging.interceptor';
+import { ConfigurationService } from '../../../services/configuration/configuration.service';
+import { ExchangeRateDataService } from '../../../services/exchange-rate-data/exchange-rate-data.service';
+import { IDataGatheringItem } from '../../../services/interfaces/interfaces';
+import { PortfolioSnapshotService } from '../../../services/queues/portfolio-snapshot/portfolio-snapshot.service';
+import { Activity } from '../../order/interfaces/activities.interface';
+import { RedisCacheService } from '../../redis-cache/redis-cache.service';
+import { CurrentRateService } from '../current-rate.service';
+import { PortfolioOrder } from '../interfaces/portfolio-order.interface';
+import { PortfolioSnapshotValue } from '../interfaces/snapshot-value.interface';
+import { TransactionPointSymbol } from '../interfaces/transaction-point-symbol.interface';
+import { TransactionPoint } from '../interfaces/transaction-point.interface';
+
 export abstract class PortfolioCalculator {
   protected static readonly ENABLE_LOGGING = false;
 
@@ -188,7 +189,7 @@ export abstract class PortfolioCalculator {
       };
     }
 
-    const currencies: { [symbol: string]: string } = {};
+    const currencies: Record<string, string> = {};
     const dataGatheringItems: IDataGatheringItem[] = [];
     let firstIndex = transactionPoints.length;
     let firstTransactionPoint: TransactionPoint = null;
@@ -239,9 +240,7 @@ export abstract class PortfolioCalculator {
 
     this.dataProviderInfos = dataProviderInfos;
 
-    const marketSymbolMap: {
-      [date: string]: { [symbol: string]: Big };
-    } = {};
+    const marketSymbolMap: Record<string, Record<string, Big>> = {};
 
     for (const marketSymbol of marketSymbols) {
       const date = format(marketSymbol.date, DATE_FORMAT);
@@ -290,8 +289,9 @@ export abstract class PortfolioCalculator {
 
     const errors: ResponseError['errors'] = [];
 
-    const accumulatedValuesByDate: {
-      [date: string]: {
+    const accumulatedValuesByDate: Record<
+      string,
+      {
         investmentValueWithCurrencyEffect: Big;
         totalAccountBalanceWithCurrencyEffect: Big;
         totalCurrentValue: Big;
@@ -302,22 +302,23 @@ export abstract class PortfolioCalculator {
         totalNetPerformanceValueWithCurrencyEffect: Big;
         totalTimeWeightedInvestmentValue: Big;
         totalTimeWeightedInvestmentValueWithCurrencyEffect: Big;
-      };
-    } = {};
-
-    const valuesBySymbol: {
-      [symbol: string]: {
-        currentValues: { [date: string]: Big };
-        currentValuesWithCurrencyEffect: { [date: string]: Big };
-        investmentValuesAccumulated: { [date: string]: Big };
-        investmentValuesAccumulatedWithCurrencyEffect: { [date: string]: Big };
-        investmentValuesWithCurrencyEffect: { [date: string]: Big };
-        netPerformanceValues: { [date: string]: Big };
-        netPerformanceValuesWithCurrencyEffect: { [date: string]: Big };
-        timeWeightedInvestmentValues: { [date: string]: Big };
-        timeWeightedInvestmentValuesWithCurrencyEffect: { [date: string]: Big };
-      };
-    } = {};
+      }
+    > = {};
+
+    const valuesBySymbol: Record<
+      string,
+      {
+        currentValues: Record<string, Big>;
+        currentValuesWithCurrencyEffect: Record<string, Big>;
+        investmentValuesAccumulated: Record<string, Big>;
+        investmentValuesAccumulatedWithCurrencyEffect: Record<string, Big>;
+        investmentValuesWithCurrencyEffect: Record<string, Big>;
+        netPerformanceValues: Record<string, Big>;
+        netPerformanceValuesWithCurrencyEffect: Record<string, Big>;
+        timeWeightedInvestmentValues: Record<string, Big>;
+        timeWeightedInvestmentValuesWithCurrencyEffect: Record<string, Big>;
+      }
+    > = {};
 
     for (const item of lastTransactionPoint.items) {
       const feeInBaseCurrency = item.fee.mul(
@@ -461,10 +462,10 @@ export abstract class PortfolioCalculator {
 
         return map;
       },
-      {} as { [date: string]: Big }
+      {} as Record<string, Big>
     );
 
-    const accountBalanceMap: { [date: string]: Big } = {};
+    const accountBalanceMap: Record<string, Big> = {};
 
     let lastKnownBalance = new Big(0);
 
@@ -670,7 +671,7 @@ export abstract class PortfolioCalculator {
     data: HistoricalDataItem[];
     groupBy: GroupBy;
   }): InvestmentItem[] {
-    const groupedData: { [dateGroup: string]: Big } = {};
+    const groupedData: Record<string, Big> = {};
 
     for (const { date, investmentValueWithCurrencyEffect } of data) {
       const dateGroup =
@@ -802,12 +803,10 @@ export abstract class PortfolioCalculator {
     start,
     symbol
   }: {
-    chartDateMap: { [date: string]: boolean };
+    chartDateMap: Record<string, boolean>;
     end: Date;
-    exchangeRates: { [dateString: string]: number };
-    marketSymbolMap: {
-      [date: string]: { [symbol: string]: Big };
-    };
+    exchangeRates: Record<string, number>;
+    marketSymbolMap: Record<string, Record<string, Big>>;
     start: Date;
   } & AssetProfileIdentifier): SymbolMetrics;
 
@@ -829,7 +828,7 @@ export abstract class PortfolioCalculator {
     endDate: Date;
     startDate: Date;
     step: number;
-  }): { [date: string]: true } {
+  }): Record<string, true> {
     // Create a map of all relevant chart dates:
     // 1. Add transaction point dates
     const chartDateMap = this.transactionPoints.reduce((result, { date }) => {
@@ -892,7 +891,7 @@ export abstract class PortfolioCalculator {
   @LogPerformance
   private computeTransactionPoints() {
     this.transactionPoints = [];
-    const symbols: { [symbol: string]: TransactionPointSymbol } = {};
+    const symbols: Record<string, TransactionPointSymbol> = {};
 
     let lastDate: string = null;
     let lastTransactionPoint: TransactionPoint = null;
diff --git a/apps/api/src/app/portfolio/calculator/twr/portfolio-calculator.ts b/apps/api/src/app/portfolio/calculator/twr/portfolio-calculator.ts
index 6c0d230b0..66d4cdfac 100644
--- a/apps/api/src/app/portfolio/calculator/twr/portfolio-calculator.ts
+++ b/apps/api/src/app/portfolio/calculator/twr/portfolio-calculator.ts
@@ -1,6 +1,3 @@
-import { PortfolioCalculator } from '@ghostfolio/api/app/portfolio/calculator/portfolio-calculator';
-import { PortfolioOrderItem } from '@ghostfolio/api/app/portfolio/interfaces/portfolio-order-item.interface';
-import { getFactor } from '@ghostfolio/api/helper/portfolio.helper';
 import { getIntervalFromDateRange } from '@ghostfolio/common/calculation-helper';
 import { DATE_FORMAT } from '@ghostfolio/common/helper';
 import {
@@ -15,6 +12,10 @@ import { Big } from 'big.js';
 import { addMilliseconds, differenceInDays, format, isBefore } from 'date-fns';
 import { cloneDeep, first, last, sortBy } from 'lodash';
 
+import { getFactor } from '../../../../helper/portfolio.helper';
+import { PortfolioOrderItem } from '../../interfaces/portfolio-order-item.interface';
+import { PortfolioCalculator } from '../portfolio-calculator';
+
 export class TWRPortfolioCalculator extends PortfolioCalculator {
   private chartDates: string[];
 
@@ -116,17 +117,15 @@ export class TWRPortfolioCalculator extends PortfolioCalculator {
     start,
     symbol
   }: {
-    chartDateMap?: { [date: string]: boolean };
+    chartDateMap?: Record<string, boolean>;
     end: Date;
-    exchangeRates: { [dateString: string]: number };
-    marketSymbolMap: {
-      [date: string]: { [symbol: string]: Big };
-    };
+    exchangeRates: Record<string, number>;
+    marketSymbolMap: Record<string, Record<string, Big>>;
     start: Date;
   } & AssetProfileIdentifier): SymbolMetrics {
     const currentExchangeRate = exchangeRates[format(new Date(), DATE_FORMAT)];
-    const currentValues: { [date: string]: Big } = {};
-    const currentValuesWithCurrencyEffect: { [date: string]: Big } = {};
+    const currentValues: Record<string, Big> = {};
+    const currentValuesWithCurrencyEffect: Record<string, Big> = {};
     let fees = new Big(0);
     let feesAtStartDate = new Big(0);
     let feesAtStartDateWithCurrencyEffect = new Big(0);
@@ -141,20 +140,18 @@ export class TWRPortfolioCalculator extends PortfolioCalculator {
     let initialValueWithCurrencyEffect: Big;
     let investmentAtStartDate: Big;
     let investmentAtStartDateWithCurrencyEffect: Big;
-    const investmentValuesAccumulated: { [date: string]: Big } = {};
-    const investmentValuesAccumulatedWithCurrencyEffect: {
-      [date: string]: Big;
-    } = {};
-    const investmentValuesWithCurrencyEffect: { [date: string]: Big } = {};
+    const investmentValuesAccumulated: Record<string, Big> = {};
+    const investmentValuesAccumulatedWithCurrencyEffect: Record<string, Big> =
+      {};
+    const investmentValuesWithCurrencyEffect: Record<string, Big> = {};
     let lastAveragePrice = new Big(0);
     let lastAveragePriceWithCurrencyEffect = new Big(0);
-    const netPerformanceValues: { [date: string]: Big } = {};
-    const netPerformanceValuesWithCurrencyEffect: { [date: string]: Big } = {};
-    const timeWeightedInvestmentValues: { [date: string]: Big } = {};
+    const netPerformanceValues: Record<string, Big> = {};
+    const netPerformanceValuesWithCurrencyEffect: Record<string, Big> = {};
+    const timeWeightedInvestmentValues: Record<string, Big> = {};
 
-    const timeWeightedInvestmentValuesWithCurrencyEffect: {
-      [date: string]: Big;
-    } = {};
+    const timeWeightedInvestmentValuesWithCurrencyEffect: Record<string, Big> =
+      {};
 
     const totalAccountBalanceInBaseCurrency = new Big(0);
     let totalDividend = new Big(0);
@@ -301,7 +298,7 @@ export class TWRPortfolioCalculator extends PortfolioCalculator {
 
     let lastUnitPrice: Big;
 
-    const ordersByDate: { [date: string]: PortfolioOrderItem[] } = {};
+    const ordersByDate: Record<string, PortfolioOrderItem[]> = {};
 
     for (const order of orders) {
       ordersByDate[order.date] = ordersByDate[order.date] ?? [];
@@ -788,13 +785,12 @@ export class TWRPortfolioCalculator extends PortfolioCalculator {
           )
         : new Big(0);
 
-    const netPerformancePercentageWithCurrencyEffectMap: {
-      [key: DateRange]: Big;
-    } = {};
+    const netPerformancePercentageWithCurrencyEffectMap: Record<
+      DateRange,
+      Big
+    > = {};
 
-    const netPerformanceWithCurrencyEffectMap: {
-      [key: DateRange]: Big;
-    } = {};
+    const netPerformanceWithCurrencyEffectMap: Record<DateRange, Big> = {};
 
     for (const dateRange of [
       '1d',
diff --git a/apps/api/src/app/portfolio/portfolio.service.ts b/apps/api/src/app/portfolio/portfolio.service.ts
index b93ad172b..24ffdcb57 100644
--- a/apps/api/src/app/portfolio/portfolio.service.ts
+++ b/apps/api/src/app/portfolio/portfolio.service.ts
@@ -423,12 +423,12 @@ export class PortfolioService {
     const symbolProfiles =
       await this.symbolProfileService.getSymbolProfiles(dataGatheringItems);
 
-    const symbolProfileMap: { [symbol: string]: EnhancedSymbolProfile } = {};
+    const symbolProfileMap: Record<string, EnhancedSymbolProfile> = {};
     for (const symbolProfile of symbolProfiles) {
       symbolProfileMap[symbolProfile.symbol] = symbolProfile;
     }
 
-    const portfolioItemsNow: { [symbol: string]: TimelinePosition } = {};
+    const portfolioItemsNow: Record<string, TimelinePosition> = {};
     for (const position of positions) {
       portfolioItemsNow[position.symbol] = position;
     }
@@ -969,7 +969,7 @@ export class PortfolioService {
       )
     ]);
 
-    const symbolProfileMap: { [symbol: string]: EnhancedSymbolProfile } = {};
+    const symbolProfileMap: Record<string, EnhancedSymbolProfile> = {};
 
     for (const symbolProfile of symbolProfiles) {
       symbolProfileMap[symbolProfile.symbol] = symbolProfile;
diff --git a/apps/api/src/app/symbol/symbol.service.ts b/apps/api/src/app/symbol/symbol.service.ts
index 2baca18dd..46ea90c70 100644
--- a/apps/api/src/app/symbol/symbol.service.ts
+++ b/apps/api/src/app/symbol/symbol.service.ts
@@ -74,11 +74,10 @@ export class SymbolService {
     date = new Date(),
     symbol
   }: IDataGatheringItem): Promise<IDataProviderHistoricalResponse> {
-    let historicalData: {
-      [symbol: string]: {
-        [date: string]: IDataProviderHistoricalResponse;
-      };
-    } = {
+    let historicalData: Record<
+      string,
+      Record<string, IDataProviderHistoricalResponse>
+    > = {
       [symbol]: {}
     };
 
diff --git a/apps/api/src/helper/object.helper.ts b/apps/api/src/helper/object.helper.ts
index a5854e9d9..27ae29f88 100644
--- a/apps/api/src/helper/object.helper.ts
+++ b/apps/api/src/helper/object.helper.ts
@@ -38,7 +38,7 @@ export function redactAttributes({
 }: {
   isFirstRun?: boolean;
   object: any;
-  options: { attribute: string; valueMap: { [key: string]: any } }[];
+  options: { attribute: string; valueMap: Record<string, any> }[];
 }): any {
   if (!object || !options?.length) {
     return object;
diff --git a/apps/api/src/middlewares/html-template.middleware.ts b/apps/api/src/middlewares/html-template.middleware.ts
index 7b7cb09f2..5df90d56c 100644
--- a/apps/api/src/middlewares/html-template.middleware.ts
+++ b/apps/api/src/middlewares/html-template.middleware.ts
@@ -14,7 +14,7 @@ import { join } from 'path';
 
 const i18nService = new I18nService();
 
-let indexHtmlMap: { [languageCode: string]: string } = {};
+let indexHtmlMap: Record<string, string> = {};
 
 const title = 'Ghostfolio';
 
diff --git a/apps/api/src/models/interfaces/portfolio.interface.ts b/apps/api/src/models/interfaces/portfolio.interface.ts
index b369202cd..b94e334c2 100644
--- a/apps/api/src/models/interfaces/portfolio.interface.ts
+++ b/apps/api/src/models/interfaces/portfolio.interface.ts
@@ -7,9 +7,7 @@ export interface PortfolioInterface {
 
   getFees(): number;
 
-  getPositions(aDate: Date): {
-    [symbol: string]: Position;
-  };
+  getPositions(aDate: Date): Record<string, Position>;
 
   getSymbols(aDate?: Date): string[];
 
diff --git a/apps/api/src/models/rules/account-cluster-risk/current-investment.ts b/apps/api/src/models/rules/account-cluster-risk/current-investment.ts
index 564af935d..d451831f5 100644
--- a/apps/api/src/models/rules/account-cluster-risk/current-investment.ts
+++ b/apps/api/src/models/rules/account-cluster-risk/current-investment.ts
@@ -23,11 +23,12 @@ export class AccountClusterRiskCurrentInvestment extends Rule<Settings> {
   }
 
   public evaluate(ruleSettings: Settings) {
-    const accounts: {
-      [symbol: string]: Pick<PortfolioPosition, 'name'> & {
+    const accounts: Record<
+      string,
+      Pick<PortfolioPosition, 'name'> & {
         investment: number;
-      };
-    } = {};
+      }
+    > = {};
 
     for (const [accountId, account] of Object.entries(this.accounts)) {
       accounts[accountId] = {
diff --git a/apps/api/src/services/data-provider/alpha-vantage/alpha-vantage.service.ts b/apps/api/src/services/data-provider/alpha-vantage/alpha-vantage.service.ts
index 016584949..ce3e6c76a 100644
--- a/apps/api/src/services/data-provider/alpha-vantage/alpha-vantage.service.ts
+++ b/apps/api/src/services/data-provider/alpha-vantage/alpha-vantage.service.ts
@@ -64,20 +64,20 @@ export class AlphaVantageService implements DataProviderInterface {
     from,
     symbol,
     to
-  }: GetHistoricalParams): Promise<{
-    [symbol: string]: { [date: string]: IDataProviderHistoricalResponse };
-  }> {
+  }: GetHistoricalParams): Promise<
+    Record<string, Record<string, IDataProviderHistoricalResponse>>
+  > {
     try {
-      const historicalData: {
-        [symbol: string]: IAlphaVantageHistoricalResponse[];
-      } = await this.alphaVantage.crypto.daily(
-        symbol.substring(0, symbol.length - 3).toLowerCase(),
-        'usd'
-      );
+      const historicalData: Record<string, IAlphaVantageHistoricalResponse[]> =
+        await this.alphaVantage.crypto.daily(
+          symbol.substring(0, symbol.length - 3).toLowerCase(),
+          'usd'
+        );
 
-      const response: {
-        [symbol: string]: { [date: string]: IDataProviderHistoricalResponse };
-      } = {};
+      const response: Record<
+        string,
+        Record<string, IDataProviderHistoricalResponse>
+      > = {};
 
       response[symbol] = {};
 
@@ -109,9 +109,9 @@ export class AlphaVantageService implements DataProviderInterface {
     return DataSource.ALPHA_VANTAGE;
   }
 
-  public async getQuotes({}: GetQuotesParams): Promise<{
-    [symbol: string]: IDataProviderResponse;
-  }> {
+  public async getQuotes({}: GetQuotesParams): Promise<
+    Record<string, IDataProviderResponse>
+  > {
     return {};
   }
 
diff --git a/apps/api/src/services/data-provider/coingecko/coingecko.service.ts b/apps/api/src/services/data-provider/coingecko/coingecko.service.ts
index d420c51fd..f1d4cbaea 100644
--- a/apps/api/src/services/data-provider/coingecko/coingecko.service.ts
+++ b/apps/api/src/services/data-provider/coingecko/coingecko.service.ts
@@ -1,16 +1,3 @@
-import { LookupItem } from '@ghostfolio/api/app/symbol/interfaces/lookup-item.interface';
-import { ConfigurationService } from '@ghostfolio/api/services/configuration/configuration.service';
-import {
-  DataProviderInterface,
-  GetDividendsParams,
-  GetHistoricalParams,
-  GetQuotesParams,
-  GetSearchParams
-} from '@ghostfolio/api/services/data-provider/interfaces/data-provider.interface';
-import {
-  IDataProviderHistoricalResponse,
-  IDataProviderResponse
-} from '@ghostfolio/api/services/interfaces/interfaces';
 import { DEFAULT_CURRENCY } from '@ghostfolio/common/config';
 import { DATE_FORMAT } from '@ghostfolio/common/helper';
 import { DataProviderInfo } from '@ghostfolio/common/interfaces';
@@ -25,6 +12,20 @@ import {
 import { format, fromUnixTime, getUnixTime } from 'date-fns';
 import got, { Headers } from 'got';
 
+import { LookupItem } from '../../../app/symbol/interfaces/lookup-item.interface';
+import { ConfigurationService } from '../../configuration/configuration.service';
+import {
+  IDataProviderHistoricalResponse,
+  IDataProviderResponse
+} from '../../interfaces/interfaces';
+import {
+  DataProviderInterface,
+  GetDividendsParams,
+  GetHistoricalParams,
+  GetQuotesParams,
+  GetSearchParams
+} from '../interfaces/data-provider.interface';
+
 @Injectable()
 export class CoinGeckoService implements DataProviderInterface {
   private readonly apiUrl: string;
@@ -111,9 +112,9 @@ export class CoinGeckoService implements DataProviderInterface {
     requestTimeout = this.configurationService.get('REQUEST_TIMEOUT'),
     symbol,
     to
-  }: GetHistoricalParams): Promise<{
-    [symbol: string]: { [date: string]: IDataProviderHistoricalResponse };
-  }> {
+  }: GetHistoricalParams): Promise<
+    Record<string, Record<string, IDataProviderHistoricalResponse>>
+  > {
     try {
       const abortController = new AbortController();
 
@@ -134,9 +135,10 @@ export class CoinGeckoService implements DataProviderInterface {
         }
       ).json<any>();
 
-      const result: {
-        [symbol: string]: { [date: string]: IDataProviderHistoricalResponse };
-      } = {
+      const result: Record<
+        string,
+        Record<string, IDataProviderHistoricalResponse>
+      > = {
         [symbol]: {}
       };
 
@@ -168,8 +170,8 @@ export class CoinGeckoService implements DataProviderInterface {
   public async getQuotes({
     requestTimeout = this.configurationService.get('REQUEST_TIMEOUT'),
     symbols
-  }: GetQuotesParams): Promise<{ [symbol: string]: IDataProviderResponse }> {
-    const response: { [symbol: string]: IDataProviderResponse } = {};
+  }: GetQuotesParams): Promise<Record<string, IDataProviderResponse>> {
+    const response: Record<string, IDataProviderResponse> = {};
 
     if (symbols.length <= 0) {
       return response;
diff --git a/apps/api/src/services/data-provider/data-provider.service.ts b/apps/api/src/services/data-provider/data-provider.service.ts
index 385c7b078..b0448f639 100644
--- a/apps/api/src/services/data-provider/data-provider.service.ts
+++ b/apps/api/src/services/data-provider/data-provider.service.ts
@@ -1,14 +1,3 @@
-import { RedisCacheService } from '@ghostfolio/api/app/redis-cache/redis-cache.service';
-import { LookupItem } from '@ghostfolio/api/app/symbol/interfaces/lookup-item.interface';
-import { ConfigurationService } from '@ghostfolio/api/services/configuration/configuration.service';
-import { DataProviderInterface } from '@ghostfolio/api/services/data-provider/interfaces/data-provider.interface';
-import {
-  IDataProviderHistoricalResponse,
-  IDataProviderResponse
-} from '@ghostfolio/api/services/interfaces/interfaces';
-import { MarketDataService } from '@ghostfolio/api/services/market-data/market-data.service';
-import { PrismaService } from '@ghostfolio/api/services/prisma/prisma.service';
-import { PropertyService } from '@ghostfolio/api/services/property/property.service';
 import {
   DEFAULT_CURRENCY,
   DERIVED_CURRENCIES,
@@ -30,9 +19,21 @@ import { eachDayOfInterval, format, isValid } from 'date-fns';
 import { groupBy, isEmpty, isNumber, uniqWith } from 'lodash';
 import ms from 'ms';
 
+import { RedisCacheService } from '../../app/redis-cache/redis-cache.service';
+import { LookupItem } from '../../app/symbol/interfaces/lookup-item.interface';
+import { ConfigurationService } from '../configuration/configuration.service';
+import {
+  IDataProviderHistoricalResponse,
+  IDataProviderResponse
+} from '../interfaces/interfaces';
+import { MarketDataService } from '../market-data/market-data.service';
+import { PrismaService } from '../prisma/prisma.service';
+import { PropertyService } from '../property/property.service';
+import { DataProviderInterface } from './interfaces/data-provider.interface';
+
 @Injectable()
 export class DataProviderService {
-  private dataProviderMapping: { [dataProviderName: string]: string };
+  private dataProviderMapping: Record<string, string>;
 
   public constructor(
     private readonly configurationService: ConfigurationService,
@@ -48,9 +49,9 @@ export class DataProviderService {
 
   public async initialize() {
     this.dataProviderMapping =
-      ((await this.propertyService.getByKey(PROPERTY_DATA_SOURCE_MAPPING)) as {
-        [dataProviderName: string]: string;
-      }) ?? {};
+      ((await this.propertyService.getByKey(
+        PROPERTY_DATA_SOURCE_MAPPING
+      )) as Record<string, string>) ?? {};
   }
 
   public async checkQuote(dataSource: DataSource) {
@@ -75,12 +76,10 @@ export class DataProviderService {
     return false;
   }
 
-  public async getAssetProfiles(items: AssetProfileIdentifier[]): Promise<{
-    [symbol: string]: Partial<SymbolProfile>;
-  }> {
-    const response: {
-      [symbol: string]: Partial<SymbolProfile>;
-    } = {};
+  public async getAssetProfiles(
+    items: AssetProfileIdentifier[]
+  ): Promise<Record<string, Partial<SymbolProfile>>> {
+    const response: Record<string, Partial<SymbolProfile>> = {};
 
     const itemsGroupedByDataSource = groupBy(items, ({ dataSource }) => {
       return dataSource;
@@ -177,12 +176,11 @@ export class DataProviderService {
     aGranularity: Granularity = 'month',
     from: Date,
     to: Date
-  ): Promise<{
-    [symbol: string]: { [date: string]: IDataProviderHistoricalResponse };
-  }> {
-    let response: {
-      [symbol: string]: { [date: string]: IDataProviderHistoricalResponse };
-    } = {};
+  ): Promise<Record<string, Record<string, IDataProviderHistoricalResponse>>> {
+    let response: Record<
+      string,
+      Record<string, IDataProviderHistoricalResponse>
+    > = {};
 
     if (isEmpty(aItems) || !isValid(from) || !isValid(to)) {
       return response;
@@ -246,9 +244,7 @@ export class DataProviderService {
     dataGatheringItems: AssetProfileIdentifier[];
     from: Date;
     to: Date;
-  }): Promise<{
-    [symbol: string]: { [date: string]: IDataProviderHistoricalResponse };
-  }> {
+  }): Promise<Record<string, Record<string, IDataProviderHistoricalResponse>>> {
     for (const { currency, rootCurrency } of DERIVED_CURRENCIES) {
       if (
         this.hasCurrency({
@@ -272,21 +268,20 @@ export class DataProviderService {
       return obj1.dataSource === obj2.dataSource && obj1.symbol === obj2.symbol;
     });
 
-    const result: {
-      [symbol: string]: { [date: string]: IDataProviderHistoricalResponse };
-    } = {};
+    const result: Record<
+      string,
+      Record<string, IDataProviderHistoricalResponse>
+    > = {};
 
     const promises: Promise<{
-      data: { [date: string]: IDataProviderHistoricalResponse };
+      data: Record<string, IDataProviderHistoricalResponse>;
       symbol: string;
     }>[] = [];
     for (const { dataSource, symbol } of dataGatheringItems) {
       const dataProvider = this.getDataProvider(dataSource);
       if (dataProvider.canHandle(symbol)) {
         if (symbol === `${DEFAULT_CURRENCY}USX`) {
-          const data: {
-            [date: string]: IDataProviderHistoricalResponse;
-          } = {};
+          const data: Record<string, IDataProviderHistoricalResponse> = {};
 
           for (const date of eachDayOfInterval({ end: to, start: from })) {
             data[format(date, DATE_FORMAT)] = { marketPrice: 100 };
@@ -354,12 +349,8 @@ export class DataProviderService {
     requestTimeout?: number;
     useCache?: boolean;
     user?: UserWithSettings;
-  }): Promise<{
-    [symbol: string]: IDataProviderResponse;
-  }> {
-    const response: {
-      [symbol: string]: IDataProviderResponse;
-    } = {};
+  }): Promise<Record<string, IDataProviderResponse>> {
+    const response: Record<string, IDataProviderResponse> = {};
     const startTimeTotal = performance.now();
 
     if (
@@ -651,9 +642,7 @@ export class DataProviderService {
     factor
   }: {
     allData: {
-      data: {
-        [date: string]: IDataProviderHistoricalResponse;
-      };
+      data: Record<string, IDataProviderHistoricalResponse>;
       symbol: string;
     }[];
     currency: string;
@@ -663,9 +652,7 @@ export class DataProviderService {
       return symbol === currency;
     })?.data;
 
-    const data: {
-      [date: string]: IDataProviderHistoricalResponse;
-    } = {};
+    const data: Record<string, IDataProviderHistoricalResponse> = {};
 
     for (const date in rootData) {
       if (isNumber(rootData[date].marketPrice)) {
diff --git a/apps/api/src/services/data-provider/eod-historical-data/eod-historical-data.service.ts b/apps/api/src/services/data-provider/eod-historical-data/eod-historical-data.service.ts
index c3c948b47..99af685e6 100644
--- a/apps/api/src/services/data-provider/eod-historical-data/eod-historical-data.service.ts
+++ b/apps/api/src/services/data-provider/eod-historical-data/eod-historical-data.service.ts
@@ -1,17 +1,3 @@
-import { LookupItem } from '@ghostfolio/api/app/symbol/interfaces/lookup-item.interface';
-import { ConfigurationService } from '@ghostfolio/api/services/configuration/configuration.service';
-import {
-  DataProviderInterface,
-  GetDividendsParams,
-  GetHistoricalParams,
-  GetQuotesParams,
-  GetSearchParams
-} from '@ghostfolio/api/services/data-provider/interfaces/data-provider.interface';
-import {
-  IDataProviderHistoricalResponse,
-  IDataProviderResponse
-} from '@ghostfolio/api/services/interfaces/interfaces';
-import { SymbolProfileService } from '@ghostfolio/api/services/symbol-profile/symbol-profile.service';
 import {
   DEFAULT_CURRENCY,
   REPLACE_NAME_PARTS
@@ -31,6 +17,21 @@ import { addDays, format, isSameDay, isToday } from 'date-fns';
 import got from 'got';
 import { isNumber } from 'lodash';
 
+import { LookupItem } from '../../../app/symbol/interfaces/lookup-item.interface';
+import { ConfigurationService } from '../../configuration/configuration.service';
+import {
+  IDataProviderHistoricalResponse,
+  IDataProviderResponse
+} from '../../interfaces/interfaces';
+import { SymbolProfileService } from '../../symbol-profile/symbol-profile.service';
+import {
+  DataProviderInterface,
+  GetDividendsParams,
+  GetHistoricalParams,
+  GetQuotesParams,
+  GetSearchParams
+} from '../interfaces/data-provider.interface';
+
 @Injectable()
 export class EodHistoricalDataService implements DataProviderInterface {
   private apiKey: string;
@@ -78,9 +79,9 @@ export class EodHistoricalDataService implements DataProviderInterface {
     requestTimeout = this.configurationService.get('REQUEST_TIMEOUT'),
     symbol,
     to
-  }: GetDividendsParams): Promise<{
-    [date: string]: IDataProviderHistoricalResponse;
-  }> {
+  }: GetDividendsParams): Promise<
+    Record<string, IDataProviderHistoricalResponse>
+  > {
     symbol = this.convertToEodSymbol(symbol);
 
     if (isSameDay(from, to)) {
@@ -90,9 +91,7 @@ export class EodHistoricalDataService implements DataProviderInterface {
     try {
       const abortController = new AbortController();
 
-      const response: {
-        [date: string]: IDataProviderHistoricalResponse;
-      } = {};
+      const response: Record<string, IDataProviderHistoricalResponse> = {};
 
       setTimeout(() => {
         abortController.abort();
@@ -137,9 +136,9 @@ export class EodHistoricalDataService implements DataProviderInterface {
     requestTimeout = this.configurationService.get('REQUEST_TIMEOUT'),
     symbol,
     to
-  }: GetHistoricalParams): Promise<{
-    [symbol: string]: { [date: string]: IDataProviderHistoricalResponse };
-  }> {
+  }: GetHistoricalParams): Promise<
+    Record<string, Record<string, IDataProviderHistoricalResponse>>
+  > {
     symbol = this.convertToEodSymbol(symbol);
 
     try {
@@ -202,8 +201,8 @@ export class EodHistoricalDataService implements DataProviderInterface {
   public async getQuotes({
     requestTimeout = this.configurationService.get('REQUEST_TIMEOUT'),
     symbols
-  }: GetQuotesParams): Promise<{ [symbol: string]: IDataProviderResponse }> {
-    const response: { [symbol: string]: IDataProviderResponse } = {};
+  }: GetQuotesParams): Promise<Record<string, IDataProviderResponse>> {
+    const response: Record<string, IDataProviderResponse> = {};
 
     if (symbols.length <= 0) {
       return response;
diff --git a/apps/api/src/services/data-provider/financial-modeling-prep/financial-modeling-prep.service.ts b/apps/api/src/services/data-provider/financial-modeling-prep/financial-modeling-prep.service.ts
index 7d5b38479..e3a098b88 100644
--- a/apps/api/src/services/data-provider/financial-modeling-prep/financial-modeling-prep.service.ts
+++ b/apps/api/src/services/data-provider/financial-modeling-prep/financial-modeling-prep.service.ts
@@ -1,16 +1,3 @@
-import { LookupItem } from '@ghostfolio/api/app/symbol/interfaces/lookup-item.interface';
-import { ConfigurationService } from '@ghostfolio/api/services/configuration/configuration.service';
-import {
-  DataProviderInterface,
-  GetDividendsParams,
-  GetHistoricalParams,
-  GetQuotesParams,
-  GetSearchParams
-} from '@ghostfolio/api/services/data-provider/interfaces/data-provider.interface';
-import {
-  IDataProviderHistoricalResponse,
-  IDataProviderResponse
-} from '@ghostfolio/api/services/interfaces/interfaces';
 import { DEFAULT_CURRENCY } from '@ghostfolio/common/config';
 import { DATE_FORMAT, parseDate } from '@ghostfolio/common/helper';
 import { DataProviderInfo } from '@ghostfolio/common/interfaces';
@@ -20,6 +7,20 @@ import { DataSource, SymbolProfile } from '@prisma/client';
 import { format, isAfter, isBefore, isSameDay } from 'date-fns';
 import got from 'got';
 
+import { LookupItem } from '../../../app/symbol/interfaces/lookup-item.interface';
+import { ConfigurationService } from '../../configuration/configuration.service';
+import {
+  IDataProviderHistoricalResponse,
+  IDataProviderResponse
+} from '../../interfaces/interfaces';
+import {
+  DataProviderInterface,
+  GetDividendsParams,
+  GetHistoricalParams,
+  GetQuotesParams,
+  GetSearchParams
+} from '../interfaces/data-provider.interface';
+
 @Injectable()
 export class FinancialModelingPrepService implements DataProviderInterface {
   private apiKey: string;
@@ -65,9 +66,9 @@ export class FinancialModelingPrepService implements DataProviderInterface {
     requestTimeout = this.configurationService.get('REQUEST_TIMEOUT'),
     symbol,
     to
-  }: GetHistoricalParams): Promise<{
-    [symbol: string]: { [date: string]: IDataProviderHistoricalResponse };
-  }> {
+  }: GetHistoricalParams): Promise<
+    Record<string, Record<string, IDataProviderHistoricalResponse>>
+  > {
     try {
       const abortController = new AbortController();
 
@@ -83,9 +84,10 @@ export class FinancialModelingPrepService implements DataProviderInterface {
         }
       ).json<any>();
 
-      const result: {
-        [symbol: string]: { [date: string]: IDataProviderHistoricalResponse };
-      } = {
+      const result: Record<
+        string,
+        Record<string, IDataProviderHistoricalResponse>
+      > = {
         [symbol]: {}
       };
 
@@ -119,8 +121,8 @@ export class FinancialModelingPrepService implements DataProviderInterface {
   public async getQuotes({
     requestTimeout = this.configurationService.get('REQUEST_TIMEOUT'),
     symbols
-  }: GetQuotesParams): Promise<{ [symbol: string]: IDataProviderResponse }> {
-    const response: { [symbol: string]: IDataProviderResponse } = {};
+  }: GetQuotesParams): Promise<Record<string, IDataProviderResponse>> {
+    const response: Record<string, IDataProviderResponse> = {};
 
     if (symbols.length <= 0) {
       return response;
diff --git a/apps/api/src/services/data-provider/google-sheets/google-sheets.service.ts b/apps/api/src/services/data-provider/google-sheets/google-sheets.service.ts
index 9f2344233..1db5f3b36 100644
--- a/apps/api/src/services/data-provider/google-sheets/google-sheets.service.ts
+++ b/apps/api/src/services/data-provider/google-sheets/google-sheets.service.ts
@@ -1,18 +1,3 @@
-import { LookupItem } from '@ghostfolio/api/app/symbol/interfaces/lookup-item.interface';
-import { ConfigurationService } from '@ghostfolio/api/services/configuration/configuration.service';
-import {
-  DataProviderInterface,
-  GetDividendsParams,
-  GetHistoricalParams,
-  GetQuotesParams,
-  GetSearchParams
-} from '@ghostfolio/api/services/data-provider/interfaces/data-provider.interface';
-import {
-  IDataProviderHistoricalResponse,
-  IDataProviderResponse
-} from '@ghostfolio/api/services/interfaces/interfaces';
-import { PrismaService } from '@ghostfolio/api/services/prisma/prisma.service';
-import { SymbolProfileService } from '@ghostfolio/api/services/symbol-profile/symbol-profile.service';
 import { DATE_FORMAT, parseDate } from '@ghostfolio/common/helper';
 import { DataProviderInfo } from '@ghostfolio/common/interfaces';
 
@@ -21,6 +6,22 @@ import { DataSource, SymbolProfile } from '@prisma/client';
 import { format } from 'date-fns';
 import { GoogleSpreadsheet } from 'google-spreadsheet';
 
+import { LookupItem } from '../../../app/symbol/interfaces/lookup-item.interface';
+import { ConfigurationService } from '../../configuration/configuration.service';
+import {
+  IDataProviderHistoricalResponse,
+  IDataProviderResponse
+} from '../../interfaces/interfaces';
+import { PrismaService } from '../../prisma/prisma.service';
+import { SymbolProfileService } from '../../symbol-profile/symbol-profile.service';
+import {
+  DataProviderInterface,
+  GetDividendsParams,
+  GetHistoricalParams,
+  GetQuotesParams,
+  GetSearchParams
+} from '../interfaces/data-provider.interface';
+
 @Injectable()
 export class GoogleSheetsService implements DataProviderInterface {
   public constructor(
@@ -60,9 +61,9 @@ export class GoogleSheetsService implements DataProviderInterface {
     from,
     symbol,
     to
-  }: GetHistoricalParams): Promise<{
-    [symbol: string]: { [date: string]: IDataProviderHistoricalResponse };
-  }> {
+  }: GetHistoricalParams): Promise<
+    Record<string, Record<string, IDataProviderHistoricalResponse>>
+  > {
     try {
       const sheet = await this.getSheet({
         symbol,
@@ -71,9 +72,8 @@ export class GoogleSheetsService implements DataProviderInterface {
 
       const rows = await sheet.getRows();
 
-      const historicalData: {
-        [date: string]: IDataProviderHistoricalResponse;
-      } = {};
+      const historicalData: Record<string, IDataProviderHistoricalResponse> =
+        {};
 
       rows
         .filter((_row, index) => {
@@ -105,8 +105,8 @@ export class GoogleSheetsService implements DataProviderInterface {
 
   public async getQuotes({
     symbols
-  }: GetQuotesParams): Promise<{ [symbol: string]: IDataProviderResponse }> {
-    const response: { [symbol: string]: IDataProviderResponse } = {};
+  }: GetQuotesParams): Promise<Record<string, IDataProviderResponse>> {
+    const response: Record<string, IDataProviderResponse> = {};
 
     if (symbols.length <= 0) {
       return response;
diff --git a/apps/api/src/services/data-provider/interfaces/data-provider.interface.ts b/apps/api/src/services/data-provider/interfaces/data-provider.interface.ts
index 3b3644473..ca37e8ed9 100644
--- a/apps/api/src/services/data-provider/interfaces/data-provider.interface.ts
+++ b/apps/api/src/services/data-provider/interfaces/data-provider.interface.ts
@@ -1,13 +1,14 @@
-import { LookupItem } from '@ghostfolio/api/app/symbol/interfaces/lookup-item.interface';
-import {
-  IDataProviderHistoricalResponse,
-  IDataProviderResponse
-} from '@ghostfolio/api/services/interfaces/interfaces';
 import { DataProviderInfo } from '@ghostfolio/common/interfaces';
 import { Granularity } from '@ghostfolio/common/types';
 
 import { DataSource, SymbolProfile } from '@prisma/client';
 
+import { LookupItem } from '../../../app/symbol/interfaces/lookup-item.interface';
+import {
+  IDataProviderHistoricalResponse,
+  IDataProviderResponse
+} from '../../interfaces/interfaces';
+
 export interface DataProviderInterface {
   canHandle(symbol: string): boolean;
 
@@ -19,9 +20,14 @@ export interface DataProviderInterface {
 
   getDataProviderInfo(): DataProviderInfo;
 
-  getDividends({ from, granularity, symbol, to }: GetDividendsParams): Promise<{
-    [date: string]: IDataProviderHistoricalResponse;
-  }>;
+  getDividends({
+    from,
+    granularity,
+    symbol,
+    to
+  }: GetDividendsParams): Promise<
+    Record<string, IDataProviderHistoricalResponse>
+  >;
 
   getHistorical({
     from,
@@ -29,9 +35,9 @@ export interface DataProviderInterface {
     requestTimeout,
     symbol,
     to
-  }: GetHistoricalParams): Promise<{
-    [symbol: string]: { [date: string]: IDataProviderHistoricalResponse };
-  }>; // TODO: Return only one symbol
+  }: GetHistoricalParams): Promise<
+    Record<string, Record<string, IDataProviderHistoricalResponse>>
+  >; // TODO: Return only one symbol
 
   getMaxNumberOfSymbolsPerRequest?(): number;
 
@@ -40,7 +46,7 @@ export interface DataProviderInterface {
   getQuotes({
     requestTimeout,
     symbols
-  }: GetQuotesParams): Promise<{ [symbol: string]: IDataProviderResponse }>;
+  }: GetQuotesParams): Promise<Record<string, IDataProviderResponse>>;
 
   getTestSymbol(): string;
 
diff --git a/apps/api/src/services/data-provider/manual/manual.service.ts b/apps/api/src/services/data-provider/manual/manual.service.ts
index 030ab8ea2..eeea75f61 100644
--- a/apps/api/src/services/data-provider/manual/manual.service.ts
+++ b/apps/api/src/services/data-provider/manual/manual.service.ts
@@ -1,18 +1,3 @@
-import { LookupItem } from '@ghostfolio/api/app/symbol/interfaces/lookup-item.interface';
-import { ConfigurationService } from '@ghostfolio/api/services/configuration/configuration.service';
-import {
-  DataProviderInterface,
-  GetDividendsParams,
-  GetHistoricalParams,
-  GetQuotesParams,
-  GetSearchParams
-} from '@ghostfolio/api/services/data-provider/interfaces/data-provider.interface';
-import {
-  IDataProviderHistoricalResponse,
-  IDataProviderResponse
-} from '@ghostfolio/api/services/interfaces/interfaces';
-import { PrismaService } from '@ghostfolio/api/services/prisma/prisma.service';
-import { SymbolProfileService } from '@ghostfolio/api/services/symbol-profile/symbol-profile.service';
 import {
   DATE_FORMAT,
   extractNumberFromString,
@@ -31,6 +16,22 @@ import { addDays, format, isBefore } from 'date-fns';
 import got, { Headers } from 'got';
 import jsonpath from 'jsonpath';
 
+import { LookupItem } from '../../../app/symbol/interfaces/lookup-item.interface';
+import { ConfigurationService } from '../../configuration/configuration.service';
+import {
+  IDataProviderHistoricalResponse,
+  IDataProviderResponse
+} from '../../interfaces/interfaces';
+import { PrismaService } from '../../prisma/prisma.service';
+import { SymbolProfileService } from '../../symbol-profile/symbol-profile.service';
+import {
+  DataProviderInterface,
+  GetDividendsParams,
+  GetHistoricalParams,
+  GetQuotesParams,
+  GetSearchParams
+} from '../interfaces/data-provider.interface';
+
 @Injectable()
 export class ManualService implements DataProviderInterface {
   public constructor(
@@ -79,9 +80,9 @@ export class ManualService implements DataProviderInterface {
     from,
     symbol,
     to
-  }: GetHistoricalParams): Promise<{
-    [symbol: string]: { [date: string]: IDataProviderHistoricalResponse };
-  }> {
+  }: GetHistoricalParams): Promise<
+    Record<string, Record<string, IDataProviderHistoricalResponse>>
+  > {
     try {
       const [symbolProfile] = await this.symbolProfileService.getSymbolProfiles(
         [{ symbol, dataSource: this.getName() }]
@@ -90,9 +91,10 @@ export class ManualService implements DataProviderInterface {
         symbolProfile?.scraperConfiguration ?? {};
 
       if (defaultMarketPrice) {
-        const historical: {
-          [symbol: string]: { [date: string]: IDataProviderHistoricalResponse };
-        } = {
+        const historical: Record<
+          string,
+          Record<string, IDataProviderHistoricalResponse>
+        > = {
           [symbol]: {}
         };
         let date = from;
@@ -135,8 +137,8 @@ export class ManualService implements DataProviderInterface {
 
   public async getQuotes({
     symbols
-  }: GetQuotesParams): Promise<{ [symbol: string]: IDataProviderResponse }> {
-    const response: { [symbol: string]: IDataProviderResponse } = {};
+  }: GetQuotesParams): Promise<Record<string, IDataProviderResponse>> {
+    const response: Record<string, IDataProviderResponse> = {};
 
     if (symbols.length <= 0) {
       return response;
diff --git a/apps/api/src/services/data-provider/rapid-api/rapid-api.service.ts b/apps/api/src/services/data-provider/rapid-api/rapid-api.service.ts
index e47e96d88..bb929a68a 100644
--- a/apps/api/src/services/data-provider/rapid-api/rapid-api.service.ts
+++ b/apps/api/src/services/data-provider/rapid-api/rapid-api.service.ts
@@ -1,16 +1,3 @@
-import { LookupItem } from '@ghostfolio/api/app/symbol/interfaces/lookup-item.interface';
-import { ConfigurationService } from '@ghostfolio/api/services/configuration/configuration.service';
-import {
-  DataProviderInterface,
-  GetDividendsParams,
-  GetHistoricalParams,
-  GetQuotesParams,
-  GetSearchParams
-} from '@ghostfolio/api/services/data-provider/interfaces/data-provider.interface';
-import {
-  IDataProviderHistoricalResponse,
-  IDataProviderResponse
-} from '@ghostfolio/api/services/interfaces/interfaces';
 import { ghostfolioFearAndGreedIndexSymbol } from '@ghostfolio/common/config';
 import { DATE_FORMAT, getYesterday } from '@ghostfolio/common/helper';
 import { DataProviderInfo } from '@ghostfolio/common/interfaces';
@@ -20,6 +7,20 @@ import { DataSource, SymbolProfile } from '@prisma/client';
 import { format } from 'date-fns';
 import got from 'got';
 
+import { LookupItem } from '../../../app/symbol/interfaces/lookup-item.interface';
+import { ConfigurationService } from '../../configuration/configuration.service';
+import {
+  IDataProviderHistoricalResponse,
+  IDataProviderResponse
+} from '../../interfaces/interfaces';
+import {
+  DataProviderInterface,
+  GetDividendsParams,
+  GetHistoricalParams,
+  GetQuotesParams,
+  GetSearchParams
+} from '../interfaces/data-provider.interface';
+
 @Injectable()
 export class RapidApiService implements DataProviderInterface {
   public constructor(
@@ -57,9 +58,9 @@ export class RapidApiService implements DataProviderInterface {
     from,
     symbol,
     to
-  }: GetHistoricalParams): Promise<{
-    [symbol: string]: { [date: string]: IDataProviderHistoricalResponse };
-  }> {
+  }: GetHistoricalParams): Promise<
+    Record<string, Record<string, IDataProviderHistoricalResponse>>
+  > {
     try {
       if (symbol === ghostfolioFearAndGreedIndexSymbol) {
         const fgi = await this.getFearAndGreedIndex();
@@ -90,7 +91,7 @@ export class RapidApiService implements DataProviderInterface {
 
   public async getQuotes({
     symbols
-  }: GetQuotesParams): Promise<{ [symbol: string]: IDataProviderResponse }> {
+  }: GetQuotesParams): Promise<Record<string, IDataProviderResponse>> {
     if (symbols.length <= 0) {
       return {};
     }
diff --git a/apps/api/src/services/data-provider/yahoo-finance/yahoo-finance.service.ts b/apps/api/src/services/data-provider/yahoo-finance/yahoo-finance.service.ts
index 2d67c646c..855721932 100644
--- a/apps/api/src/services/data-provider/yahoo-finance/yahoo-finance.service.ts
+++ b/apps/api/src/services/data-provider/yahoo-finance/yahoo-finance.service.ts
@@ -1,17 +1,3 @@
-import { LookupItem } from '@ghostfolio/api/app/symbol/interfaces/lookup-item.interface';
-import { CryptocurrencyService } from '@ghostfolio/api/services/cryptocurrency/cryptocurrency.service';
-import { YahooFinanceDataEnhancerService } from '@ghostfolio/api/services/data-provider/data-enhancer/yahoo-finance/yahoo-finance.service';
-import {
-  DataProviderInterface,
-  GetDividendsParams,
-  GetHistoricalParams,
-  GetQuotesParams,
-  GetSearchParams
-} from '@ghostfolio/api/services/data-provider/interfaces/data-provider.interface';
-import {
-  IDataProviderHistoricalResponse,
-  IDataProviderResponse
-} from '@ghostfolio/api/services/interfaces/interfaces';
 import { DEFAULT_CURRENCY } from '@ghostfolio/common/config';
 import { DATE_FORMAT } from '@ghostfolio/common/helper';
 import { DataProviderInfo } from '@ghostfolio/common/interfaces';
@@ -27,6 +13,21 @@ import {
 } from 'yahoo-finance2/dist/esm/src/modules/historical';
 import { Quote } from 'yahoo-finance2/dist/esm/src/modules/quote';
 
+import { LookupItem } from '../../../app/symbol/interfaces/lookup-item.interface';
+import { CryptocurrencyService } from '../../cryptocurrency/cryptocurrency.service';
+import {
+  IDataProviderHistoricalResponse,
+  IDataProviderResponse
+} from '../../interfaces/interfaces';
+import { YahooFinanceDataEnhancerService } from '../data-enhancer/yahoo-finance/yahoo-finance.service';
+import {
+  DataProviderInterface,
+  GetDividendsParams,
+  GetHistoricalParams,
+  GetQuotesParams,
+  GetSearchParams
+} from '../interfaces/data-provider.interface';
+
 @Injectable()
 export class YahooFinanceService implements DataProviderInterface {
   public constructor(
@@ -78,9 +79,7 @@ export class YahooFinanceService implements DataProviderInterface {
           }
         )
       );
-      const response: {
-        [date: string]: IDataProviderHistoricalResponse;
-      } = {};
+      const response: Record<string, IDataProviderHistoricalResponse> = {};
 
       for (const historicalItem of historicalResult) {
         response[format(historicalItem.date, DATE_FORMAT)] = {
@@ -106,9 +105,9 @@ export class YahooFinanceService implements DataProviderInterface {
     from,
     symbol,
     to
-  }: GetHistoricalParams): Promise<{
-    [symbol: string]: { [date: string]: IDataProviderHistoricalResponse };
-  }> {
+  }: GetHistoricalParams): Promise<
+    Record<string, Record<string, IDataProviderHistoricalResponse>>
+  > {
     if (isSameDay(from, to)) {
       to = addDays(to, 1);
     }
@@ -127,9 +126,10 @@ export class YahooFinanceService implements DataProviderInterface {
         )
       );
 
-      const response: {
-        [symbol: string]: { [date: string]: IDataProviderHistoricalResponse };
-      } = {};
+      const response: Record<
+        string,
+        Record<string, IDataProviderHistoricalResponse>
+      > = {};
 
       response[symbol] = {};
 
@@ -160,8 +160,8 @@ export class YahooFinanceService implements DataProviderInterface {
 
   public async getQuotes({
     symbols
-  }: GetQuotesParams): Promise<{ [symbol: string]: IDataProviderResponse }> {
-    const response: { [symbol: string]: IDataProviderResponse } = {};
+  }: GetQuotesParams): Promise<Record<string, IDataProviderResponse>> {
+    const response: Record<string, IDataProviderResponse> = {};
 
     if (symbols.length <= 0) {
       return response;
diff --git a/apps/api/src/services/exchange-rate-data/exchange-rate-data.service.ts b/apps/api/src/services/exchange-rate-data/exchange-rate-data.service.ts
index db95a3487..10c163711 100644
--- a/apps/api/src/services/exchange-rate-data/exchange-rate-data.service.ts
+++ b/apps/api/src/services/exchange-rate-data/exchange-rate-data.service.ts
@@ -1,9 +1,3 @@
-import { LogPerformance } from '@ghostfolio/api/interceptors/performance-logging/performance-logging.interceptor';
-import { DataProviderService } from '@ghostfolio/api/services/data-provider/data-provider.service';
-import { IDataGatheringItem } from '@ghostfolio/api/services/interfaces/interfaces';
-import { MarketDataService } from '@ghostfolio/api/services/market-data/market-data.service';
-import { PrismaService } from '@ghostfolio/api/services/prisma/prisma.service';
-import { PropertyService } from '@ghostfolio/api/services/property/property.service';
 import {
   DEFAULT_CURRENCY,
   DERIVED_CURRENCIES,
@@ -26,11 +20,18 @@ import {
 import { isNumber, uniq } from 'lodash';
 import ms from 'ms';
 
+import { LogPerformance } from '../../interceptors/performance-logging/performance-logging.interceptor';
+import { DataProviderService } from '../data-provider/data-provider.service';
+import { IDataGatheringItem } from '../interfaces/interfaces';
+import { MarketDataService } from '../market-data/market-data.service';
+import { PrismaService } from '../prisma/prisma.service';
+import { PropertyService } from '../property/property.service';
+
 @Injectable()
 export class ExchangeRateDataService {
   private currencies: string[] = [];
   private currencyPairs: IDataGatheringItem[] = [];
-  private exchangeRates: { [currencyPair: string]: number } = {};
+  private exchangeRates: Record<string, number> = {};
 
   public constructor(
     private readonly dataProviderService: DataProviderService,
@@ -63,9 +64,7 @@ export class ExchangeRateDataService {
       return {};
     }
 
-    const exchangeRatesByCurrency: {
-      [currency: string]: { [dateString: string]: number };
-    } = {};
+    const exchangeRatesByCurrency: Record<string, Record<string, number>> = {};
 
     for (const currency of currencies) {
       exchangeRatesByCurrency[`${currency}${targetCurrency}`] =
@@ -351,7 +350,7 @@ export class ExchangeRateDataService {
     startDate: Date;
   }) {
     const dates = eachDayOfInterval({ end: endDate, start: startDate });
-    const factors: { [dateString: string]: number } = {};
+    const factors: Record<string, number> = {};
 
     if (currencyFrom === currencyTo) {
       for (const date of dates) {
@@ -379,12 +378,8 @@ export class ExchangeRateDataService {
       } else {
         // Calculate indirectly via base currency
 
-        const marketPriceBaseCurrencyFromCurrency: {
-          [dateString: string]: number;
-        } = {};
-        const marketPriceBaseCurrencyToCurrency: {
-          [dateString: string]: number;
-        } = {};
+        const marketPriceBaseCurrencyFromCurrency: Record<string, number> = {};
+        const marketPriceBaseCurrencyToCurrency: Record<string, number> = {};
 
         try {
           if (currencyFrom === DEFAULT_CURRENCY) {
diff --git a/apps/api/src/services/i18n/i18n.service.ts b/apps/api/src/services/i18n/i18n.service.ts
index 13193fc6a..a37b45684 100644
--- a/apps/api/src/services/i18n/i18n.service.ts
+++ b/apps/api/src/services/i18n/i18n.service.ts
@@ -7,7 +7,7 @@ import { join } from 'path';
 
 export class I18nService {
   private localesPath = join(__dirname, 'assets', 'locales');
-  private translations: { [locale: string]: cheerio.CheerioAPI } = {};
+  private translations: Record<string, cheerio.CheerioAPI> = {};
 
   public constructor() {
     this.loadFiles();
diff --git a/apps/api/src/services/property/property.service.ts b/apps/api/src/services/property/property.service.ts
index 34ce5713b..d75713f4b 100644
--- a/apps/api/src/services/property/property.service.ts
+++ b/apps/api/src/services/property/property.service.ts
@@ -17,9 +17,7 @@ export class PropertyService {
   }
 
   public async get() {
-    const response: {
-      [key: string]: boolean | object | string | string[];
-    } = {
+    const response: Record<string, boolean | object | string | string[]> = {
       [PROPERTY_CURRENCIES]: []
     };
 
diff --git a/apps/api/src/services/queues/data-gathering/data-gathering.service.ts b/apps/api/src/services/queues/data-gathering/data-gathering.service.ts
index 72b8ac716..1bfaabdef 100644
--- a/apps/api/src/services/queues/data-gathering/data-gathering.service.ts
+++ b/apps/api/src/services/queues/data-gathering/data-gathering.service.ts
@@ -395,7 +395,7 @@ export class DataGatheringService {
   }
 
   private async getSymbolsMax(): Promise<IDataGatheringItem[]> {
-    const benchmarkAssetProfileIdMap: { [key: string]: boolean } = {};
+    const benchmarkAssetProfileIdMap: Record<string, boolean> = {};
     (
       ((await this.propertyService.getByKey(
         PROPERTY_BENCHMARKS
diff --git a/apps/api/src/services/symbol-profile/symbol-profile.service.ts b/apps/api/src/services/symbol-profile/symbol-profile.service.ts
index eb8778c34..d7199440e 100644
--- a/apps/api/src/services/symbol-profile/symbol-profile.service.ts
+++ b/apps/api/src/services/symbol-profile/symbol-profile.service.ts
@@ -299,10 +299,6 @@ export class SymbolProfileService {
   }
 
   private getSymbolMapping(symbolProfile: SymbolProfile) {
-    return (
-      (symbolProfile['symbolMapping'] as {
-        [key: string]: string;
-      }) ?? {}
-    );
+    return (symbolProfile['symbolMapping'] as Record<string, string>) ?? {};
   }
 }
diff --git a/apps/client/src/app/components/admin-market-data-detail/admin-market-data-detail.component.ts b/apps/client/src/app/components/admin-market-data-detail/admin-market-data-detail.component.ts
index 1742d8307..b8def9694 100644
--- a/apps/client/src/app/components/admin-market-data-detail/admin-market-data-detail.component.ts
+++ b/apps/client/src/app/components/admin-market-data-detail/admin-market-data-detail.component.ts
@@ -1,4 +1,3 @@
-import { UserService } from '@ghostfolio/client/services/user/user.service';
 import {
   DATE_FORMAT,
   getDateFormatString,
@@ -32,6 +31,7 @@ import { first, last } from 'lodash';
 import { DeviceDetectorService } from 'ngx-device-detector';
 import { Subject, takeUntil } from 'rxjs';
 
+import { UserService } from '../../services/user/user.service';
 import { MarketDataDetailDialogParams } from './market-data-detail-dialog/interfaces/interfaces';
 import { MarketDataDetailDialog } from './market-data-detail-dialog/market-data-detail-dialog.component';
 
@@ -55,11 +55,10 @@ export class AdminMarketDataDetailComponent implements OnChanges {
   public defaultDateFormat: string;
   public deviceType: string;
   public historicalDataItems: LineChartItem[];
-  public marketDataByMonth: {
-    [yearMonth: string]: {
-      [day: string]: Pick<MarketData, 'date' | 'marketPrice'> & { day: number };
-    };
-  } = {};
+  public marketDataByMonth: Record<
+    string,
+    Record<string, Pick<MarketData, 'date' | 'marketPrice'> & { day: number }>
+  > = {};
   public user: User;
 
   private unsubscribeSubject = new Subject<void>();
diff --git a/apps/client/src/app/components/admin-market-data/asset-profile-dialog/asset-profile-dialog.component.ts b/apps/client/src/app/components/admin-market-data/asset-profile-dialog/asset-profile-dialog.component.ts
index aacf387e7..c5f930451 100644
--- a/apps/client/src/app/components/admin-market-data/asset-profile-dialog/asset-profile-dialog.component.ts
+++ b/apps/client/src/app/components/admin-market-data/asset-profile-dialog/asset-profile-dialog.component.ts
@@ -70,16 +70,12 @@ export class AssetProfileDialog implements OnDestroy, OnInit {
   });
   public assetProfileSubClass: string;
   public benchmarks: Partial<SymbolProfile>[];
-  public countries: {
-    [code: string]: { name: string; value: number };
-  };
+  public countries: Record<string, { name: string; value: number }>;
   public currencies: string[] = [];
   public ghostfolioScraperApiSymbolPrefix = ghostfolioScraperApiSymbolPrefix;
   public isBenchmark = false;
   public marketDataDetails: MarketData[] = [];
-  public sectors: {
-    [name: string]: { name: string; value: number };
-  };
+  public sectors: Record<string, { name: string; value: number }>;
 
   private static readonly HISTORICAL_DATA_TEMPLATE = `date;marketPrice\n${format(
     new Date(),
diff --git a/apps/client/src/app/components/holding-detail-dialog/holding-detail-dialog.component.ts b/apps/client/src/app/components/holding-detail-dialog/holding-detail-dialog.component.ts
index b430f36ec..bec99a602 100644
--- a/apps/client/src/app/components/holding-detail-dialog/holding-detail-dialog.component.ts
+++ b/apps/client/src/app/components/holding-detail-dialog/holding-detail-dialog.component.ts
@@ -94,9 +94,7 @@ export class GfHoldingDetailDialogComponent implements OnDestroy, OnInit {
   public assetSubClass: string;
   public averagePrice: number;
   public benchmarkDataItems: LineChartItem[];
-  public countries: {
-    [code: string]: { name: string; value: number };
-  };
+  public countries: Record<string, { name: string; value: number }>;
   public dataProviderInfo: DataProviderInfo;
   public dataSource: MatTableDataSource<Activity>;
   public dividendInBaseCurrency: number;
@@ -120,9 +118,7 @@ export class GfHoldingDetailDialogComponent implements OnDestroy, OnInit {
   public quantity: number;
   public quantityPrecision = 2;
   public reportDataGlitchMail: string;
-  public sectors: {
-    [name: string]: { name: string; value: number };
-  };
+  public sectors: Record<string, { name: string; value: number }>;
   public separatorKeysCodes: number[] = [COMMA, ENTER];
   public sortColumn = 'date';
   public sortDirection: SortDirection = 'desc';
diff --git a/apps/client/src/app/components/world-map-chart/world-map-chart.component.ts b/apps/client/src/app/components/world-map-chart/world-map-chart.component.ts
index 969bd61e1..44e7b2c84 100644
--- a/apps/client/src/app/components/world-map-chart/world-map-chart.component.ts
+++ b/apps/client/src/app/components/world-map-chart/world-map-chart.component.ts
@@ -17,7 +17,7 @@ import svgMap from 'svgmap';
   styleUrls: ['./world-map-chart.component.scss']
 })
 export class WorldMapChartComponent implements OnChanges, OnDestroy {
-  @Input() countries: { [code: string]: { name?: string; value: number } };
+  @Input() countries: Record<string, { name?: string; value: number }>;
   @Input() format: string;
   @Input() isInPercent = false;
   @Input() locale = getLocale();
diff --git a/apps/client/src/app/pages/landing/landing-page.component.ts b/apps/client/src/app/pages/landing/landing-page.component.ts
index 3f9e45b94..539cdacb7 100644
--- a/apps/client/src/app/pages/landing/landing-page.component.ts
+++ b/apps/client/src/app/pages/landing/landing-page.component.ts
@@ -14,9 +14,7 @@ import { Subject } from 'rxjs';
   templateUrl: './landing-page.html'
 })
 export class LandingPageComponent implements OnDestroy, OnInit {
-  public countriesOfSubscribersMap: {
-    [code: string]: { value: number };
-  } = {};
+  public countriesOfSubscribersMap: Record<string, { value: number }> = {};
   public currentYear = format(new Date(), 'yyyy');
   public deviceType: string;
   public hasPermissionForDemo: boolean;
diff --git a/apps/client/src/app/pages/portfolio/allocations/allocations-page.component.ts b/apps/client/src/app/pages/portfolio/allocations/allocations-page.component.ts
index e647c54fb..4b62f7756 100644
--- a/apps/client/src/app/pages/portfolio/allocations/allocations-page.component.ts
+++ b/apps/client/src/app/pages/portfolio/allocations/allocations-page.component.ts
@@ -1,8 +1,3 @@
-import { AccountDetailDialog } from '@ghostfolio/client/components/account-detail-dialog/account-detail-dialog.component';
-import { AccountDetailDialogParams } from '@ghostfolio/client/components/account-detail-dialog/interfaces/interfaces';
-import { DataService } from '@ghostfolio/client/services/data.service';
-import { ImpersonationStorageService } from '@ghostfolio/client/services/impersonation-storage.service';
-import { UserService } from '@ghostfolio/client/services/user/user.service';
 import { MAX_TOP_HOLDINGS, UNKNOWN_KEY } from '@ghostfolio/common/config';
 import { prettifySymbol } from '@ghostfolio/common/helper';
 import {
@@ -25,24 +20,27 @@ import { DeviceDetectorService } from 'ngx-device-detector';
 import { Subject } from 'rxjs';
 import { takeUntil } from 'rxjs/operators';
 
+import { AccountDetailDialog } from '../../../components/account-detail-dialog/account-detail-dialog.component';
+import { AccountDetailDialogParams } from '../../../components/account-detail-dialog/interfaces/interfaces';
+import { DataService } from '../../../services/data.service';
+import { ImpersonationStorageService } from '../../../services/impersonation-storage.service';
+import { UserService } from '../../../services/user/user.service';
+
 @Component({
   selector: 'gf-allocations-page',
   styleUrls: ['./allocations-page.scss'],
   templateUrl: './allocations-page.html'
 })
 export class AllocationsPageComponent implements OnDestroy, OnInit {
-  public accounts: {
-    [id: string]: Pick<Account, 'name'> & {
+  public accounts: Record<
+    string,
+    Pick<Account, 'name'> & {
       id: string;
       value: number;
-    };
-  };
-  public continents: {
-    [code: string]: { name: string; value: number };
-  };
-  public countries: {
-    [code: string]: { name: string; value: number };
-  };
+    }
+  >;
+  public continents: Record<string, { name: string; value: number }>;
+  public countries: Record<string, { name: string; value: number }>;
   public deviceType: string;
   public hasImpersonationId: boolean;
   public isLoading = false;
@@ -56,15 +54,17 @@ export class AllocationsPageComponent implements OnDestroy, OnInit {
       value: number;
     };
   };
-  public platforms: {
-    [id: string]: Pick<Platform, 'name'> & {
+  public platforms: Record<
+    string,
+    Pick<Platform, 'name'> & {
       id: string;
       value: number;
-    };
-  };
+    }
+  >;
   public portfolioDetails: PortfolioDetails;
-  public positions: {
-    [symbol: string]: Pick<
+  public positions: Record<
+    string,
+    Pick<
       PortfolioPosition,
       | 'assetClass'
       | 'assetClassLabel'
@@ -73,23 +73,20 @@ export class AllocationsPageComponent implements OnDestroy, OnInit {
       | 'currency'
       | 'exchange'
       | 'name'
-    > & { etfProvider: string; value: number };
-  };
-  public sectors: {
-    [name: string]: { name: string; value: number };
-  };
-  public symbols: {
-    [name: string]: {
+    > & { etfProvider: string; value: number }
+  >;
+  public sectors: Record<string, { name: string; value: number }>;
+  public symbols: Record<
+    string,
+    {
       dataSource?: DataSource;
       name: string;
       symbol: string;
       value: number;
-    };
-  };
+    }
+  >;
   public topHoldings: Holding[];
-  public topHoldingsMap: {
-    [name: string]: { name: string; value: number };
-  };
+  public topHoldingsMap: Record<string, { name: string; value: number }>;
   public totalValueInEtf = 0;
   public UNKNOWN_KEY = UNKNOWN_KEY;
   public user: User;
diff --git a/apps/client/src/app/pages/public/public-page.component.ts b/apps/client/src/app/pages/public/public-page.component.ts
index 3dbce23ec..1c678d0c1 100644
--- a/apps/client/src/app/pages/public/public-page.component.ts
+++ b/apps/client/src/app/pages/public/public-page.component.ts
@@ -1,4 +1,3 @@
-import { DataService } from '@ghostfolio/client/services/data.service';
 import { UNKNOWN_KEY } from '@ghostfolio/common/config';
 import { prettifySymbol } from '@ghostfolio/common/helper';
 import {
@@ -16,6 +15,8 @@ import { DeviceDetectorService } from 'ngx-device-detector';
 import { EMPTY, Subject } from 'rxjs';
 import { catchError, takeUntil } from 'rxjs/operators';
 
+import { DataService } from '../../services/data.service';
+
 @Component({
   host: { class: 'page' },
   selector: 'gf-public-page',
@@ -23,29 +24,25 @@ import { catchError, takeUntil } from 'rxjs/operators';
   templateUrl: './public-page.html'
 })
 export class PublicPageComponent implements OnInit {
-  public continents: {
-    [code: string]: { name: string; value: number };
-  };
-  public countries: {
-    [code: string]: { name: string; value: number };
-  };
+  public continents: Record<string, { name: string; value: number }>;
+  public countries: Record<string, { name: string; value: number }>;
   public deviceType: string;
   public holdings: PublicPortfolioResponse['holdings'][string][];
   public markets: {
     [key in Market]: { id: Market; valueInPercentage: number };
   };
-  public positions: {
-    [symbol: string]: Pick<PortfolioPosition, 'currency' | 'name'> & {
+  public positions: Record<
+    string,
+    Pick<PortfolioPosition, 'currency' | 'name'> & {
       value: number;
-    };
-  };
+    }
+  >;
   public publicPortfolioDetails: PublicPortfolioResponse;
-  public sectors: {
-    [name: string]: { name: string; value: number };
-  };
-  public symbols: {
-    [name: string]: { name: string; symbol: string; value: number };
-  };
+  public sectors: Record<string, { name: string; value: number }>;
+  public symbols: Record<
+    string,
+    { name: string; symbol: string; value: number }
+  >;
   public UNKNOWN_KEY = UNKNOWN_KEY;
 
   private accessId: string;
diff --git a/libs/common/src/lib/class-transformer.ts b/libs/common/src/lib/class-transformer.ts
index 328e2bf9e..d2c63d545 100644
--- a/libs/common/src/lib/class-transformer.ts
+++ b/libs/common/src/lib/class-transformer.ts
@@ -3,11 +3,9 @@ import { Big } from 'big.js';
 export function transformToMapOfBig({
   value
 }: {
-  value: { [key: string]: string };
-}): {
-  [key: string]: Big;
-} {
-  const mapOfBig: { [key: string]: Big } = {};
+  value: Record<string, string>;
+}): Record<string, Big> {
+  const mapOfBig: Record<string, Big> = {};
 
   for (const key in value) {
     mapOfBig[key] = new Big(value[key]);
diff --git a/libs/common/src/lib/interfaces/admin-data.interface.ts b/libs/common/src/lib/interfaces/admin-data.interface.ts
index 3dc476df8..62cbebfcb 100644
--- a/libs/common/src/lib/interfaces/admin-data.interface.ts
+++ b/libs/common/src/lib/interfaces/admin-data.interface.ts
@@ -6,7 +6,7 @@ export interface AdminData {
     label2: string;
     value: number;
   } & AssetProfileIdentifier)[];
-  settings: { [key: string]: boolean | object | string | string[] };
+  settings: Record<string, boolean | object | string | string[]>;
   transactionCount: number;
   userCount: number;
   version: string;
diff --git a/libs/common/src/lib/interfaces/enhanced-symbol-profile.interface.ts b/libs/common/src/lib/interfaces/enhanced-symbol-profile.interface.ts
index e7fc4c5b5..63edd697c 100644
--- a/libs/common/src/lib/interfaces/enhanced-symbol-profile.interface.ts
+++ b/libs/common/src/lib/interfaces/enhanced-symbol-profile.interface.ts
@@ -27,7 +27,7 @@ export interface EnhancedSymbolProfile {
   scraperConfiguration?: ScraperConfiguration;
   sectors: Sector[];
   symbol: string;
-  symbolMapping?: { [key: string]: string };
+  symbolMapping?: Record<string, string>;
   updatedAt: Date;
   url?: string;
 }
diff --git a/libs/common/src/lib/interfaces/portfolio-details.interface.ts b/libs/common/src/lib/interfaces/portfolio-details.interface.ts
index e455f73ca..eb91f8047 100644
--- a/libs/common/src/lib/interfaces/portfolio-details.interface.ts
+++ b/libs/common/src/lib/interfaces/portfolio-details.interface.ts
@@ -5,16 +5,17 @@ import {
 import { Market, MarketAdvanced } from '@ghostfolio/common/types';
 
 export interface PortfolioDetails {
-  accounts: {
-    [id: string]: {
+  accounts: Record<
+    string,
+    {
       balance: number;
       currency: string;
       name: string;
       valueInBaseCurrency: number;
       valueInPercentage?: number;
-    };
-  };
-  holdings: { [symbol: string]: PortfolioPosition };
+    }
+  >;
+  holdings: Record<string, PortfolioPosition>;
   markets?: {
     [key in Market]: {
       id: Market;
@@ -29,14 +30,15 @@ export interface PortfolioDetails {
       valueInPercentage: number;
     };
   };
-  platforms: {
-    [id: string]: {
+  platforms: Record<
+    string,
+    {
       balance: number;
       currency: string;
       name: string;
       valueInBaseCurrency: number;
       valueInPercentage?: number;
-    };
-  };
+    }
+  >;
   summary?: PortfolioSummary;
 }
diff --git a/libs/common/src/lib/interfaces/portfolio-item.interface.ts b/libs/common/src/lib/interfaces/portfolio-item.interface.ts
index a3e42a05f..ece0eba82 100644
--- a/libs/common/src/lib/interfaces/portfolio-item.interface.ts
+++ b/libs/common/src/lib/interfaces/portfolio-item.interface.ts
@@ -4,6 +4,6 @@ export interface PortfolioItem {
   date: string;
   grossPerformancePercent: number;
   investment: number;
-  positions: { [symbol: string]: Position };
+  positions: Record<string, Position>;
   value: number;
 }
diff --git a/libs/common/src/lib/interfaces/portfolio-report.interface.ts b/libs/common/src/lib/interfaces/portfolio-report.interface.ts
index a33a0aae6..6a38fd44b 100644
--- a/libs/common/src/lib/interfaces/portfolio-report.interface.ts
+++ b/libs/common/src/lib/interfaces/portfolio-report.interface.ts
@@ -1,5 +1,5 @@
 import { PortfolioReportRule } from './portfolio-report-rule.interface';
 
 export interface PortfolioReport {
-  rules: { [group: string]: PortfolioReportRule[] };
+  rules: Record<string, PortfolioReportRule[]>;
 }
diff --git a/libs/common/src/lib/interfaces/responses/public-portfolio-response.interface.ts b/libs/common/src/lib/interfaces/responses/public-portfolio-response.interface.ts
index dc6e57587..6f228417f 100644
--- a/libs/common/src/lib/interfaces/responses/public-portfolio-response.interface.ts
+++ b/libs/common/src/lib/interfaces/responses/public-portfolio-response.interface.ts
@@ -4,8 +4,9 @@ import { Market } from '../../types';
 export interface PublicPortfolioResponse extends PublicPortfolioResponseV1 {
   alias?: string;
   hasDetails: boolean;
-  holdings: {
-    [symbol: string]: Pick<
+  holdings: Record<
+    string,
+    Pick<
       PortfolioPosition,
       | 'allocationInPercentage'
       | 'assetClass'
@@ -21,8 +22,8 @@ export interface PublicPortfolioResponse extends PublicPortfolioResponseV1 {
       | 'url'
       | 'valueInBaseCurrency'
       | 'valueInPercentage'
-    >;
-  };
+    >
+  >;
   markets: {
     [key in Market]: Pick<
       PortfolioDetails['markets'][key],
diff --git a/libs/common/src/lib/interfaces/scraper-configuration.interface.ts b/libs/common/src/lib/interfaces/scraper-configuration.interface.ts
index 70fcd939d..2c5e033e6 100644
--- a/libs/common/src/lib/interfaces/scraper-configuration.interface.ts
+++ b/libs/common/src/lib/interfaces/scraper-configuration.interface.ts
@@ -1,6 +1,6 @@
 export interface ScraperConfiguration {
   defaultMarketPrice?: number;
-  headers?: { [key: string]: string };
+  headers?: Record<string, string>;
   locale?: string;
   mode?: 'instant' | 'lazy';
   selector: string;
diff --git a/libs/common/src/lib/interfaces/symbol-metrics.interface.ts b/libs/common/src/lib/interfaces/symbol-metrics.interface.ts
index 24c1e1db4..4fbb6c14b 100644
--- a/libs/common/src/lib/interfaces/symbol-metrics.interface.ts
+++ b/libs/common/src/lib/interfaces/symbol-metrics.interface.ts
@@ -3,12 +3,8 @@ import { DateRange } from '@ghostfolio/common/types';
 import { Big } from 'big.js';
 
 export interface SymbolMetrics {
-  currentValues: {
-    [date: string]: Big;
-  };
-  currentValuesWithCurrencyEffect: {
-    [date: string]: Big;
-  };
+  currentValues: Record<string, Big>;
+  currentValuesWithCurrencyEffect: Record<string, Big>;
   feesWithCurrencyEffect: Big;
   grossPerformance: Big;
   grossPerformancePercentage: Big;
@@ -17,30 +13,18 @@ export interface SymbolMetrics {
   hasErrors: boolean;
   initialValue: Big;
   initialValueWithCurrencyEffect: Big;
-  investmentValuesAccumulated: {
-    [date: string]: Big;
-  };
-  investmentValuesAccumulatedWithCurrencyEffect: {
-    [date: string]: Big;
-  };
-  investmentValuesWithCurrencyEffect: {
-    [date: string]: Big;
-  };
+  investmentValuesAccumulated: Record<string, Big>;
+  investmentValuesAccumulatedWithCurrencyEffect: Record<string, Big>;
+  investmentValuesWithCurrencyEffect: Record<string, Big>;
   netPerformance: Big;
   netPerformancePercentage: Big;
-  netPerformancePercentageWithCurrencyEffectMap: { [key: DateRange]: Big };
-  netPerformanceValues: {
-    [date: string]: Big;
-  };
-  netPerformanceValuesWithCurrencyEffect: { [date: string]: Big };
-  netPerformanceWithCurrencyEffectMap: { [key: DateRange]: Big };
+  netPerformancePercentageWithCurrencyEffectMap: Record<DateRange, Big>;
+  netPerformanceValues: Record<string, Big>;
+  netPerformanceValuesWithCurrencyEffect: Record<string, Big>;
+  netPerformanceWithCurrencyEffectMap: Record<DateRange, Big>;
   timeWeightedInvestment: Big;
-  timeWeightedInvestmentValues: {
-    [date: string]: Big;
-  };
-  timeWeightedInvestmentValuesWithCurrencyEffect: {
-    [date: string]: Big;
-  };
+  timeWeightedInvestmentValues: Record<string, Big>;
+  timeWeightedInvestmentValuesWithCurrencyEffect: Record<string, Big>;
   timeWeightedInvestmentWithCurrencyEffect: Big;
   totalAccountBalanceInBaseCurrency: Big;
   totalDividend: Big;
diff --git a/libs/common/src/lib/models/timeline-position.ts b/libs/common/src/lib/models/timeline-position.ts
index f683c0951..6877336e6 100644
--- a/libs/common/src/lib/models/timeline-position.ts
+++ b/libs/common/src/lib/models/timeline-position.ts
@@ -70,10 +70,10 @@ export class TimelinePosition {
   netPerformancePercentage: Big;
 
   @Transform(transformToMapOfBig, { toClassOnly: true })
-  netPerformancePercentageWithCurrencyEffectMap: { [key: DateRange]: Big };
+  netPerformancePercentageWithCurrencyEffectMap: Record<DateRange, Big>;
 
   @Transform(transformToMapOfBig, { toClassOnly: true })
-  netPerformanceWithCurrencyEffectMap: { [key: DateRange]: Big };
+  netPerformanceWithCurrencyEffectMap: Record<DateRange, Big>;
 
   @Transform(transformToBig, { toClassOnly: true })
   @Type(() => Big)
diff --git a/libs/ui/src/lib/assistant/assistant.component.ts b/libs/ui/src/lib/assistant/assistant.component.ts
index d73cdb416..95f304f80 100644
--- a/libs/ui/src/lib/assistant/assistant.component.ts
+++ b/libs/ui/src/lib/assistant/assistant.component.ts
@@ -292,7 +292,7 @@ export class GfAssistantComponent implements OnChanges, OnDestroy, OnInit {
     }
   }
 
-  public hasFilter(aFormValue: { [key: string]: string }) {
+  public hasFilter(aFormValue: Record<string, string>) {
     return Object.values(aFormValue).some((value) => {
       return !!value;
     });
diff --git a/libs/ui/src/lib/portfolio-proportion-chart/portfolio-proportion-chart.component.ts b/libs/ui/src/lib/portfolio-proportion-chart/portfolio-proportion-chart.component.ts
index 0eef25fa5..1167ab23b 100644
--- a/libs/ui/src/lib/portfolio-proportion-chart/portfolio-proportion-chart.component.ts
+++ b/libs/ui/src/lib/portfolio-proportion-chart/portfolio-proportion-chart.component.ts
@@ -66,13 +66,14 @@ export class GfPortfolioProportionChartComponent
   @Input() locale = getLocale();
   @Input() maxItems?: number;
   @Input() showLabels = false;
-  @Input() positions: {
-    [symbol: string]: Pick<PortfolioPosition, 'type'> & {
+  @Input() positions: Record<
+    string,
+    Pick<PortfolioPosition, 'type'> & {
       dataSource?: DataSource;
       name: string;
       value: number;
-    };
-  } = {};
+    }
+  > = {};
 
   @Output() proportionChartClicked = new EventEmitter<AssetProfileIdentifier>();
 
@@ -83,9 +84,7 @@ export class GfPortfolioProportionChartComponent
 
   private readonly OTHER_KEY = 'OTHER';
 
-  private colorMap: {
-    [symbol: string]: string;
-  } = {};
+  private colorMap: Record<string, string> = {};
 
   public constructor() {
     Chart.register(ArcElement, DoughnutController, LinearScale, Tooltip);
@@ -109,14 +108,15 @@ export class GfPortfolioProportionChartComponent
 
   private initialize() {
     this.isLoading = true;
-    const chartData: {
-      [symbol: string]: {
+    const chartData: Record<
+      string,
+      {
         color?: string;
         name: string;
-        subCategory?: { [symbol: string]: { value: Big } };
+        subCategory?: Record<string, { value: Big }>;
         value: Big;
-      };
-    } = {};
+      }
+    > = {};
     this.colorMap = {
       [this.OTHER_KEY]: `rgba(${getTextColor(this.colorScheme)}, 0.24)`,
       [UNKNOWN_KEY]: `rgba(${getTextColor(this.colorScheme)}, 0.12)`