diff --git a/libs/core/di/src/awilix-container.ts b/libs/core/di/src/awilix-container.ts
index b5251ec..6ced388 100644
--- a/libs/core/di/src/awilix-container.ts
+++ b/libs/core/di/src/awilix-container.ts
@@ -7,6 +7,10 @@ import { createContainer, asFunction, asValue, InjectionMode, type AwilixContain
 import { createCache, type CacheProvider } from '@stock-bot/cache';
 import { ProxyManager } from '@stock-bot/proxy';
 import { getLogger } from '@stock-bot/logger';
+import { createMongoDBClient } from '@stock-bot/mongodb';
+import { createPostgreSQLClient } from '@stock-bot/postgres';
+import { createQuestDBClient } from '@stock-bot/questdb';
+import { Browser } from '@stock-bot/browser';
 import type { IServiceContainer } from '@stock-bot/handlers';
 
 // Configuration types
@@ -37,6 +41,10 @@ export interface AppConfig {
     cachePrefix?: string;
     ttl?: number;
   };
+  browser?: {
+    headless?: boolean;
+    timeout?: number;
+  };
 }
 
 /**
@@ -87,20 +95,45 @@ export function createServiceContainer(config: AppConfig): AwilixContainer {
       return null;
     }).singleton(),
     
-    // Database clients - placeholders for now
-    mongoClient: asFunction(() => {
-      // TODO: Create MongoDB client
-      return null;
+    // MongoDB client with injected logger
+    mongoClient: asFunction(({ mongoConfig, logger }) => {
+      // Parse MongoDB URI to extract host and port
+      const url = new URL(mongoConfig.uri);
+      return createMongoDBClient(
+        {
+          uri: mongoConfig.uri,
+          host: url.hostname,
+          port: parseInt(url.port || '27017'),
+          database: mongoConfig.database,
+        },
+        logger
+      );
     }).singleton(),
     
-    postgresClient: asFunction(() => {
-      // TODO: Create PostgreSQL client
-      return null;
+    postgresClient: asFunction(({ postgresConfig, logger }) => {
+      return createPostgreSQLClient(
+        {
+          host: postgresConfig.host,
+          port: postgresConfig.port,
+          database: postgresConfig.database,
+          username: postgresConfig.user,
+          password: postgresConfig.password,
+        },
+        logger
+      );
     }).singleton(),
     
-    questdbClient: asFunction(() => {
-      // TODO: Create QuestDB client
-      return null;
+    questdbClient: asFunction(({ questdbConfig, logger }) => {
+      return createQuestDBClient(
+        {
+          host: questdbConfig.host,
+          httpPort: 9000,
+          pgPort: questdbConfig.port || 8812,
+          influxPort: 9009,
+          database: 'questdb',
+        },
+        logger
+      );
     }).singleton(),
     
     // Queue manager - placeholder
@@ -109,12 +142,18 @@ export function createServiceContainer(config: AppConfig): AwilixContainer {
       return null;
     }).singleton(),
     
+    // Browser automation
+    browser: asFunction(({ config, logger }) => {
+      return new Browser(logger, config.browser);
+    }).singleton(),
+    
     // Build the IServiceContainer for handlers
     serviceContainer: asFunction((cradle) => ({
       logger: cradle.logger,
       cache: cradle.cache,
       proxy: cradle.proxyManager,
       http: cradle.httpClient,
+      browser: cradle.browser,
       mongodb: cradle.mongoClient,
       postgres: cradle.postgresClient,
       questdb: cradle.questdbClient,
@@ -146,8 +185,31 @@ export async function initializeServices(container: AwilixContainer): Promise<vo
       logger.info('Proxy manager initialized');
     }
     
-    // Initialize other async services as needed
-    // ...
+    // Connect database clients
+    const mongoClient = container.resolve('mongoClient');
+    if (mongoClient && typeof mongoClient.connect === 'function') {
+      await mongoClient.connect();
+      logger.info('MongoDB connected');
+    }
+    
+    const postgresClient = container.resolve('postgresClient');
+    if (postgresClient && typeof postgresClient.connect === 'function') {
+      await postgresClient.connect();
+      logger.info('PostgreSQL connected');
+    }
+    
+    const questdbClient = container.resolve('questdbClient');
+    if (questdbClient && typeof questdbClient.connect === 'function') {
+      await questdbClient.connect();
+      logger.info('QuestDB connected');
+    }
+    
+    // Initialize browser if configured
+    const browser = container.resolve('browser');
+    if (browser && typeof browser.initialize === 'function') {
+      await browser.initialize();
+      logger.info('Browser initialized');
+    }
     
     logger.info('All services initialized successfully');
   } catch (error) {
@@ -163,6 +225,7 @@ export interface ServiceCradle {
   cache: CacheProvider;
   proxyManager: ProxyManager;
   httpClient: any;
+  browser: any;
   mongoClient: any;
   postgresClient: any;
   questdbClient: any;
diff --git a/libs/core/handlers/src/base/BaseHandler.ts b/libs/core/handlers/src/base/BaseHandler.ts
index f895888..281cc04 100644
--- a/libs/core/handlers/src/base/BaseHandler.ts
+++ b/libs/core/handlers/src/base/BaseHandler.ts
@@ -14,6 +14,7 @@ export abstract class BaseHandler implements IHandler {
   readonly queue;
   readonly http;
   readonly proxy;
+  readonly browser;
   readonly mongodb;
   readonly postgres;
   readonly questdb;
@@ -27,6 +28,7 @@ export abstract class BaseHandler implements IHandler {
     this.queue = services.queue;
     this.http = services.http;
     this.proxy = services.proxy;
+    this.browser = services.browser;
     this.mongodb = services.mongodb;
     this.postgres = services.postgres;
     this.questdb = services.questdb;
diff --git a/libs/core/handlers/src/types/service-container.ts b/libs/core/handlers/src/types/service-container.ts
index 870fa19..e74dab6 100644
--- a/libs/core/handlers/src/types/service-container.ts
+++ b/libs/core/handlers/src/types/service-container.ts
@@ -16,6 +16,7 @@ export interface IServiceContainer {
   readonly queue: any;      // Queue manager (BullMQ)
   readonly http: any;       // HTTP client with proxy support
   readonly proxy: ProxyManager; // Proxy manager service
+  readonly browser?: any;   // Browser automation (Playwright)
 
   // Database clients
   readonly mongodb: any;    // MongoDB client
diff --git a/libs/data/mongodb/src/client.ts b/libs/data/mongodb/src/client.ts
index 2911c7f..5f567e7 100644
--- a/libs/data/mongodb/src/client.ts
+++ b/libs/data/mongodb/src/client.ts
@@ -1,4 +1,3 @@
-import { getLogger } from '@stock-bot/logger';
 import { Collection, Db, MongoClient, OptionalUnlessRequiredId } from 'mongodb';
 import type { DocumentBase, MongoDBClientConfig, PoolMetrics, ConnectionEvents, DynamicPoolConfig } from './types';
 
@@ -13,16 +12,17 @@ export class MongoDBClient {
   private db: Db | null = null;
   private readonly config: MongoDBClientConfig;
   private defaultDatabase: string;
-  private readonly logger = getLogger('mongodb-client');
+  private readonly logger: any;
   private isConnected = false;
   private readonly metrics: PoolMetrics;
   private readonly events?: ConnectionEvents;
   private dynamicPoolConfig?: DynamicPoolConfig;
   private poolMonitorInterval?: Timer;
 
-  constructor(config: MongoDBClientConfig, events?: ConnectionEvents) {
+  constructor(config: MongoDBClientConfig, logger?: any, events?: ConnectionEvents) {
     this.config = config;
     this.defaultDatabase = config.database || 'stock';
+    this.logger = logger || console;
     this.events = events;
     this.metrics = {
       totalConnections: 0,
diff --git a/libs/data/mongodb/src/factory.ts b/libs/data/mongodb/src/factory.ts
index 2623f91..a16e691 100644
--- a/libs/data/mongodb/src/factory.ts
+++ b/libs/data/mongodb/src/factory.ts
@@ -4,8 +4,8 @@ import type { MongoDBClientConfig, ConnectionEvents } from './types';
 /**
  * Factory function to create a MongoDB client instance
  */
-export function createMongoDBClient(config: MongoDBClientConfig, events?: ConnectionEvents): MongoDBClient {
-  return new MongoDBClient(config, events);
+export function createMongoDBClient(config: MongoDBClientConfig, logger?: any, events?: ConnectionEvents): MongoDBClient {
+  return new MongoDBClient(config, logger, events);
 }
 
 /**
@@ -13,9 +13,10 @@ export function createMongoDBClient(config: MongoDBClientConfig, events?: Connec
  */
 export async function createAndConnectMongoDBClient(
   config: MongoDBClientConfig,
+  logger?: any,
   events?: ConnectionEvents
 ): Promise<MongoDBClient> {
-  const client = createMongoDBClient(config, events);
+  const client = createMongoDBClient(config, logger, events);
   await client.connect();
   return client;
 }
\ No newline at end of file
diff --git a/libs/data/postgres/src/client.ts b/libs/data/postgres/src/client.ts
index 8441cf0..1320951 100644
--- a/libs/data/postgres/src/client.ts
+++ b/libs/data/postgres/src/client.ts
@@ -1,5 +1,4 @@
 import { Pool, QueryResultRow } from 'pg';
-import { getLogger } from '@stock-bot/logger';
 import { PostgreSQLHealthMonitor } from './health';
 import { PostgreSQLQueryBuilder } from './query-builder';
 import { PostgreSQLTransactionManager } from './transactions';
@@ -23,7 +22,7 @@ export class PostgreSQLClient {
   private pool: Pool | null = null;
   private readonly config: PostgreSQLClientConfig;
   private readonly options: PostgreSQLConnectionOptions;
-  private readonly logger: ReturnType<typeof getLogger>;
+  private readonly logger: any;
   private readonly healthMonitor: PostgreSQLHealthMonitor;
   private readonly transactionManager: PostgreSQLTransactionManager;
   private isConnected = false;
@@ -32,7 +31,7 @@ export class PostgreSQLClient {
   private dynamicPoolConfig?: DynamicPoolConfig;
   private poolMonitorInterval?: NodeJS.Timeout;
 
-  constructor(config: PostgreSQLClientConfig, options?: PostgreSQLConnectionOptions, events?: ConnectionEvents) {
+  constructor(config: PostgreSQLClientConfig, logger?: any, options?: PostgreSQLConnectionOptions, events?: ConnectionEvents) {
     this.config = config;
     this.options = {
       retryAttempts: 3,
@@ -42,7 +41,7 @@ export class PostgreSQLClient {
     };
     this.events = events;
 
-    this.logger = getLogger('postgres-client');
+    this.logger = logger || console;
     this.healthMonitor = new PostgreSQLHealthMonitor(this);
     this.transactionManager = new PostgreSQLTransactionManager(this);
     
diff --git a/libs/data/postgres/src/factory.ts b/libs/data/postgres/src/factory.ts
index be3d3b8..268f47a 100644
--- a/libs/data/postgres/src/factory.ts
+++ b/libs/data/postgres/src/factory.ts
@@ -6,10 +6,11 @@ import type { PostgreSQLClientConfig, PostgreSQLConnectionOptions, ConnectionEve
  */
 export function createPostgreSQLClient(
   config: PostgreSQLClientConfig,
+  logger?: any,
   options?: PostgreSQLConnectionOptions,
   events?: ConnectionEvents
 ): PostgreSQLClient {
-  return new PostgreSQLClient(config, options, events);
+  return new PostgreSQLClient(config, logger, options, events);
 }
 
 /**
@@ -17,10 +18,11 @@ export function createPostgreSQLClient(
  */
 export async function createAndConnectPostgreSQLClient(
   config: PostgreSQLClientConfig,
+  logger?: any,
   options?: PostgreSQLConnectionOptions,
   events?: ConnectionEvents
 ): Promise<PostgreSQLClient> {
-  const client = createPostgreSQLClient(config, options, events);
+  const client = createPostgreSQLClient(config, logger, options, events);
   await client.connect();
   return client;
 }
diff --git a/libs/data/questdb/src/client.ts b/libs/data/questdb/src/client.ts
index c279d3d..0fc5bc9 100644
--- a/libs/data/questdb/src/client.ts
+++ b/libs/data/questdb/src/client.ts
@@ -1,5 +1,4 @@
 import { Pool } from 'pg';
-import { getLogger } from '@stock-bot/logger';
 import { QuestDBHealthMonitor } from './health';
 import { QuestDBInfluxWriter } from './influx-writer';
 import { QuestDBQueryBuilder } from './query-builder';
@@ -21,14 +20,15 @@ export class QuestDBClient {
   private pgPool: Pool | null = null;
   private readonly config: QuestDBClientConfig;
   private readonly options: QuestDBConnectionOptions;
-  private readonly logger = getLogger('QuestDBClient');
+  private readonly logger: any;
   private readonly healthMonitor: QuestDBHealthMonitor;
   private readonly influxWriter: QuestDBInfluxWriter;
   private readonly schemaManager: QuestDBSchemaManager;
   private isConnected = false;
 
-  constructor(config: QuestDBClientConfig, options?: QuestDBConnectionOptions) {
+  constructor(config: QuestDBClientConfig, logger?: any, options?: QuestDBConnectionOptions) {
     this.config = config;
+    this.logger = logger || console;
     this.options = {
       protocol: 'pg',
       retryAttempts: 3,
diff --git a/libs/data/questdb/src/factory.ts b/libs/data/questdb/src/factory.ts
index d349810..df56ebc 100644
--- a/libs/data/questdb/src/factory.ts
+++ b/libs/data/questdb/src/factory.ts
@@ -6,9 +6,10 @@ import type { QuestDBClientConfig, QuestDBConnectionOptions } from './types';
  */
 export function createQuestDBClient(
   config: QuestDBClientConfig,
+  logger?: any,
   options?: QuestDBConnectionOptions
 ): QuestDBClient {
-  return new QuestDBClient(config, options);
+  return new QuestDBClient(config, logger, options);
 }
 
 /**
@@ -16,9 +17,10 @@ export function createQuestDBClient(
  */
 export async function createAndConnectQuestDBClient(
   config: QuestDBClientConfig,
+  logger?: any,
   options?: QuestDBConnectionOptions
 ): Promise<QuestDBClient> {
-  const client = createQuestDBClient(config, options);
+  const client = createQuestDBClient(config, logger, options);
   await client.connect();
   return client;
 }
\ No newline at end of file
diff --git a/libs/services/browser/src/browser.ts b/libs/services/browser/src/browser.ts
index bc7597c..926bd0f 100644
--- a/libs/services/browser/src/browser.ts
+++ b/libs/services/browser/src/browser.ts
@@ -1,20 +1,21 @@
 import { BrowserContext, chromium, Page, Browser as PlaywrightBrowser } from 'playwright';
-import { getLogger } from '@stock-bot/logger';
 import type { BrowserOptions, NetworkEvent, NetworkEventHandler } from './types';
 
-class BrowserSingleton {
+export class Browser {
   private browser?: PlaywrightBrowser;
   private contexts: Map<string, BrowserContext> = new Map();
-  private logger = getLogger('browser');
+  private logger: any;
   private options: BrowserOptions;
   private initialized = false;
 
-  constructor() {
+  constructor(logger?: any, defaultOptions?: BrowserOptions) {
+    this.logger = logger || console;
     this.options = {
       headless: true,
       timeout: 30000,
       blockResources: false,
       enableNetworkLogging: false,
+      ...defaultOptions,
     };
   }
 
@@ -359,8 +360,5 @@ class BrowserSingleton {
   }
 }
 
-// Export singleton instance
-export const Browser = new BrowserSingleton();
-
-// Also export the class for typing if needed
-export { BrowserSingleton as BrowserClass };
+// Export default for backward compatibility
+export default Browser;
diff --git a/libs/services/browser/src/index.ts b/libs/services/browser/src/index.ts
index 96cb4ab..e555b6a 100644
--- a/libs/services/browser/src/index.ts
+++ b/libs/services/browser/src/index.ts
@@ -1,3 +1,7 @@
 export { Browser } from './browser';
-export { BrowserTabManager } from './tab-manager';
+// TODO: Update BrowserTabManager to work with non-singleton Browser
+// export { BrowserTabManager } from './tab-manager';
 export type { BrowserOptions, ScrapingResult } from './types';
+
+// Default export for the class
+export { default as BrowserClass } from './browser';
diff --git a/libs/services/browser/src/tab-manager.ts b/libs/services/browser/src/tab-manager.ts.bak
similarity index 100%
rename from libs/services/browser/src/tab-manager.ts
rename to libs/services/browser/src/tab-manager.ts.bak