{"id":8345,"date":"2025-02-17T12:23:11","date_gmt":"2025-02-17T12:23:11","guid":{"rendered":"https:\/\/www.aegissofttech.com\/insights\/\/?p=8345"},"modified":"2025-08-20T11:54:47","modified_gmt":"2025-08-20T11:54:47","slug":"setup-firebase-authentication-in-nodejs","status":"publish","type":"post","link":"https:\/\/www.aegissofttech.com\/insights\/setup-firebase-authentication-in-nodejs\/","title":{"rendered":"How to set up Firebase Authentication in Node.js Application"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">What is Firebase Authentication in Node.js?<\/h2>\n\n\n\n<p>Firebase Authentication in Node.js is basically a secure user authentication system and it is developed by Google designed to simplify the sign-in process for web and mobile applications.&nbsp;It provides authentication mechanisms for user identity management and it supports various sign-in methods including:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Email &amp; Password Authentication<\/strong> \u2013 This is traditional login using credentials.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Social Authentication<\/strong> \u2013 Where you need to sign in with Google, Facebook, Twitter or GitHub.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Phone Authentication<\/strong> \u2013 OTP-based authentication.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Anonymous Authentication<\/strong> \u2013 Temporary access for guest users.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Custom Authentication<\/strong> \u2013 Using JWT tokens for advanced security needs.<\/li>\n<\/ul>\n\n\n\n<p>By integrating Firebase Authentication in Node.js applications, the <strong><a href=\"https:\/\/www.aegissofttech.com\/nodejs-development-services.html\" target=\"_blank\" rel=\"noreferrer noopener\">Node.js development services<\/a><\/strong> provider can eliminate the complexity of managing user sessions. Also, can secure passwords and implement Multi-Factor Authentication (MFA).<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Why do you need Firebase Authentication in Node.js Applications?<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Security and Compliance<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Firebase Authentication in Node.js gives a secure authentication framework which follows industry-standard protocols such as OAuth 2.0 | OpenID Connect | JWT-based authentication. This helps in preventing security threats such as unauthorized access and identity fraud.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Simplified User Management<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>One&nbsp; thing is that to manage user authentication and to handle session in traditional authentication systems is really complex. Firebase Authentication simplifies this as it offers pre-built UI flows | SDKs and APIs that seamlessly integrate into Node.js applications.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Scalable and Cost-Effective<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Node.js applications often require a backend that supports millions of users. Firebase Authentication is cloud-based and scalable it means that it grows with your application&#8217;s demand and it does not require manual infrastructure management.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Seamless Integration with Firebase Ecosystem<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Firebase Authentication works natively with Firebase services like Firestore, Cloud Functions, and <a href=\"https:\/\/www.aegissofttech.com\/insights\/\/data-streaming-with-node-js\/\" target=\"_blank\" rel=\"noreferrer noopener\">Real-Time Data Streaming with Node.js<\/a>. It enables and simplify the <a href=\"https:\/\/www.aegissofttech.com\/insights\/\/node-js-with-microservices\/\" target=\"_blank\" rel=\"noreferrer noopener\">Node.js architecture<\/a>.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Multi-Platform Compatibility<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>It allows <a href=\"https:\/\/www.aegissofttech.com\/hire-nodejs-developers.html\" target=\"_blank\" rel=\"noreferrer noopener\">Expert NodeJS Developers<\/a> to use the same authentication logic across web, mobile (iOS\/Android) and backend (Node.js) applications so that it ensures consistent user experiences.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Advantages of using Firebase Authentication<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Easy Integration<\/strong>: It makes user authentication simple and without complex backend implementation.<\/li>\n\n\n\n<li><strong>Secured:<\/strong> It uses industry-standard security practices like OAuth 2.0 and OpenID Connect.<\/li>\n\n\n\n<li><strong>Scalable:<\/strong> Also it handles thousands of users without manual infrastructure scaling.<\/li>\n\n\n\n<li><strong>Cross-Platform Support:<\/strong> It works seamlessly with web mobile &amp; backend applications.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Real-Time Use Cases of Firebase Authentication<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>E-Commerce Platforms<\/strong>: Ensures secure user logins for shoppers and enables social authentication for quick sign-ups.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>SaaS Applications<\/strong>: Allows users to sign up and authenticate with Google, Facebook or GitHub. Manages multi-user access with roles and permissions.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>IoT Applications<\/strong>: Secures API endpoints and authenticates device access.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Online Learning Platforms<\/strong>: Manages student and instructor logins securely.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">How to set up Firebase Authentication in Node.js Application<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Step 1: Create a Firebase Project<\/h3>\n\n\n\n<p>=&gt; Go to Console of Firebase.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"769\" height=\"75\" src=\"https:\/\/www.aegissofttech.com\/insights\/\/wp-content\/uploads\/2025\/01\/image-73.png\" alt=\"Firebase Console\" class=\"wp-image-8346\" style=\"width:671px;height:auto\" title=\"\" srcset=\"https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-73.png 769w, https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-73-300x29.png 300w\" sizes=\"(max-width: 769px) 100vw, 769px\" \/><\/figure>\n\n\n\n<p>=&gt; Click on &#8220;Add Project&#8221; and set up a new Firebase project.<\/p>\n\n\n\n<p>=&gt; Enable Authentication: Navigate to Authentication &gt; Sign-in Method, then enable Email\/Password and other sign-in providers.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Step 2: Install Firebase Admin SDK<\/strong><\/h3>\n\n\n\n<p>=&gt; npm install firebase-admin<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Step 3: Initialize Firebase Authentication<\/strong><\/h3>\n\n\n\n<p>=&gt; Create a firebase.js file to set up Firebase Authentication:<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img decoding=\"async\" width=\"621\" height=\"190\" src=\"https:\/\/www.aegissofttech.com\/insights\/\/wp-content\/uploads\/2025\/01\/image-74.png\" alt=\"Firebase.js File Creation\" class=\"wp-image-8347\" style=\"width:683px;height:auto\" title=\"\" srcset=\"https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-74.png 621w, https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-74-300x92.png 300w\" sizes=\"(max-width: 621px) 100vw, 621px\" \/><\/figure>\n\n\n\n<p><strong>NOTE:<\/strong> Download &#8216;serviceAccountKey.json&#8217; from Firebase Console under Project Settings &gt; Service Accounts.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Step 4: User Registration (Sign-Up)<\/h3>\n\n\n\n<p>=&gt; Create a `registerUser` function in authController.js:<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img decoding=\"async\" width=\"741\" height=\"298\" src=\"https:\/\/www.aegissofttech.com\/insights\/\/wp-content\/uploads\/2025\/01\/image-76.png\" alt=\"User Registration with Firebase\" class=\"wp-image-8349\" style=\"width:677px;height:auto\" title=\"\" srcset=\"https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-76.png 741w, https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-76-300x121.png 300w\" sizes=\"(max-width: 741px) 100vw, 741px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Step 5: User Login with Firebase Authentication<\/strong><\/h3>\n\n\n\n<p>=&gt; To allow users to log in, use Firebase Client SDK on the frontend.<\/p>\n\n\n\n<p>Example React Login Component:<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"744\" height=\"248\" src=\"https:\/\/www.aegissofttech.com\/insights\/\/wp-content\/uploads\/2025\/01\/image-77.png\" alt=\"User Login with Firebase\" class=\"wp-image-8350\" style=\"width:687px;height:auto\" title=\"\" srcset=\"https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-77.png 744w, https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-77-300x100.png 300w\" sizes=\"(max-width: 744px) 100vw, 744px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Step 6: Protecting API Routes (JWT Authentication)<\/h3>\n\n\n\n<p>=&gt; To protect API routes, use Firebase\u2019s `verifyIdToken` function.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"767\" height=\"317\" src=\"https:\/\/www.aegissofttech.com\/insights\/\/wp-content\/uploads\/2025\/01\/image-78.png\" alt=\"Protecting API Routes\" class=\"wp-image-8351\" style=\"width:663px;height:auto\" title=\"\" srcset=\"https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-78.png 767w, https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-78-300x124.png 300w\" sizes=\"(max-width: 767px) 100vw, 767px\" \/><\/figure>\n\n\n\n<p>=&gt; Use this middleware in protected routes:<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"673\" height=\"99\" src=\"https:\/\/www.aegissofttech.com\/insights\/\/wp-content\/uploads\/2025\/01\/image-79.png\" alt=\"Middleware in Protected Routes\" class=\"wp-image-8352\" title=\"\" srcset=\"https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-79.png 673w, https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-79-300x44.png 300w\" sizes=\"(max-width: 673px) 100vw, 673px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Example: Implementation of Firebase Authentication in Node.js based Microservices<\/h2>\n\n\n\n<p>Firebase Authentication as I already mentioned it simplifies user authentication in Node.js as it provides a secure and scalable identity management solution. In this blog, I have explained the implementation of Firebase Authentication in Node.js based microservices framework using a real-time microservice application example.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Key Components<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Authentication Service:<\/strong> Handles Firebase authentication, user login, and registration.<\/li>\n\n\n\n<li><strong>User Service:<\/strong> Manages user profile information.<\/li>\n\n\n\n<li><strong>Order Service:<\/strong> Processes customer orders.<\/li>\n\n\n\n<li><strong>Product Service:<\/strong> Manages product inventory and listings.<\/li>\n\n\n\n<li><strong>API Gateway:<\/strong> Handles authentication and routes requests to respective microservices.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Tech Stack Used<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Node.js + Express.js\/NestJS for building microservices.<\/li>\n\n\n\n<li>Firebase Authentication (Admin SDK) for secure user authentication.<\/li>\n\n\n\n<li>Kafka\/RabbitMQ for event-driven communication between microservices.<\/li>\n\n\n\n<li>Redis for caching authentication tokens.<\/li>\n\n\n\n<li>Docker + Kubernetes for containerization and scaling.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Step-by-Step Implementation<\/strong><\/h3>\n\n\n\n<p><strong>Setting Up Firebase Authentication<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Install Firebase Admin SDK<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>npm install firebase-admin express dotenv<\/li>\n<\/ul>\n\n\n\n<p><strong>Initialize Firebase Admin in `authService.js`<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"665\" height=\"370\" src=\"https:\/\/www.aegissofttech.com\/insights\/\/wp-content\/uploads\/2025\/01\/image-80.png\" alt=\"Initialize Firebase Admin\" class=\"wp-image-8354\" style=\"width:654px;height:auto\" title=\"\" srcset=\"https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-80.png 665w, https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-80-300x167.png 300w\" sizes=\"(max-width: 665px) 100vw, 665px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Implementing User Registration &amp; Login APIs<\/strong><\/h3>\n\n\n\n<p><strong>User Registration API<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"761\" height=\"185\" src=\"https:\/\/www.aegissofttech.com\/insights\/\/wp-content\/uploads\/2025\/01\/image-81.png\" alt=\"User Registration API\" class=\"wp-image-8355\" style=\"width:683px;height:auto\" title=\"\" srcset=\"https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-81.png 761w, https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-81-300x73.png 300w\" sizes=\"(max-width: 761px) 100vw, 761px\" \/><\/figure>\n\n\n\n<p><strong>User Login &amp; Token Verification<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"745\" height=\"232\" src=\"https:\/\/www.aegissofttech.com\/insights\/\/wp-content\/uploads\/2025\/01\/image-82.png\" alt=\"User Login &amp; Token Verification\" class=\"wp-image-8356\" style=\"width:687px;height:auto\" title=\"\" srcset=\"https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-82.png 745w, https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-82-300x93.png 300w\" sizes=\"(max-width: 745px) 100vw, 745px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">How to Secure your Microservices with Firebase Authentication<\/h2>\n\n\n\n<p>To protect API routes, we will use a middleware function to verify Firebase tokens before allowing access to microservices.<\/p>\n\n\n\n<p><strong>=&gt; Authentication Middleware (`authMiddleware.js`)<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"776\" height=\"400\" src=\"https:\/\/www.aegissofttech.com\/insights\/\/wp-content\/uploads\/2025\/01\/image-83.png\" alt=\"\" class=\"wp-image-8357\" style=\"width:693px;height:auto\" title=\"\" srcset=\"https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-83.png 776w, https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-83-300x155.png 300w, https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-83-768x396.png 768w\" sizes=\"(max-width: 776px) 100vw, 776px\" \/><\/figure>\n\n\n\n<p><strong>=&gt; Protecting Routes in Microservices (e.g., Order Service)<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"751\" height=\"246\" src=\"https:\/\/www.aegissofttech.com\/insights\/\/wp-content\/uploads\/2025\/01\/image-84.png\" alt=\"Protecting Routes in Microservices\" class=\"wp-image-8358\" style=\"width:693px;height:auto\" title=\"\" srcset=\"https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-84.png 751w, https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-84-300x98.png 300w\" sizes=\"(max-width: 751px) 100vw, 751px\" \/><\/figure>\n\n\n\n<p><strong>=&gt; API Gateway for Authentication &amp; Routing<\/strong><\/p>\n\n\n\n<p>The API Gateway will act as an entry point to all microservices, validating authentication before forwarding requests.<\/p>\n\n\n\n<p>API Gateway (`apiGateway.js`)<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"756\" height=\"183\" src=\"https:\/\/www.aegissofttech.com\/insights\/\/wp-content\/uploads\/2025\/01\/image-85.png\" alt=\"API Gateway for Authentication\" class=\"wp-image-8359\" style=\"width:690px;height:auto\" title=\"\" srcset=\"https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-85.png 756w, https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-85-300x73.png 300w\" sizes=\"(max-width: 756px) 100vw, 756px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Deploying Node.js Microservices on AWS<\/h2>\n\n\n\n<p>=&gt; Containerizing Microservices using Docker.<\/p>\n\n\n\n<p>=&gt; Create a `Dockerfile` for each microservice:<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"597\" height=\"255\" src=\"https:\/\/www.aegissofttech.com\/insights\/\/wp-content\/uploads\/2025\/01\/image-87.png\" alt=\"Create Dockerfile\" class=\"wp-image-8363\" style=\"width:664px;height:auto\" title=\"\" srcset=\"https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-87.png 597w, https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-87-300x128.png 300w\" sizes=\"(max-width: 597px) 100vw, 597px\" \/><\/figure>\n\n\n\n<p>=&gt; Build and push Docker images to Amazon Elastic Container Registry (ECR):<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"797\" height=\"134\" src=\"https:\/\/www.aegissofttech.com\/insights\/\/wp-content\/uploads\/2025\/01\/image-88.png\" alt=\"Build Docker Image\" class=\"wp-image-8364\" style=\"width:667px;height:auto\" title=\"\" srcset=\"https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-88.png 797w, https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-88-300x50.png 300w, https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-88-768x129.png 768w\" sizes=\"(max-width: 797px) 100vw, 797px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"851\" height=\"33\" src=\"https:\/\/www.aegissofttech.com\/insights\/\/wp-content\/uploads\/2025\/01\/image-89.png\" alt=\"Push Docker Image\" class=\"wp-image-8365\" style=\"width:668px;height:auto\" title=\"\" srcset=\"https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-89.png 851w, https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-89-300x12.png 300w, https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-89-768x30.png 768w\" sizes=\"(max-width: 851px) 100vw, 851px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"940\" height=\"31\" src=\"https:\/\/www.aegissofttech.com\/insights\/\/wp-content\/uploads\/2025\/01\/image-90.png\" alt=\"Docker Login\" class=\"wp-image-8366\" style=\"width:666px;height:auto\" title=\"\" srcset=\"https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-90.png 940w, https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-90-300x10.png 300w, https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-90-768x25.png 768w\" sizes=\"(max-width: 940px) 100vw, 940px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Deploying Microservices on AWS ECS<\/h2>\n\n\n\n<p>=&gt; Create a task definition and deploy services using AWS Fargate for serverless scaling.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"853\" height=\"51\" src=\"https:\/\/www.aegissofttech.com\/insights\/\/wp-content\/uploads\/2025\/01\/image-91.png\" alt=\"AWS ECS Create Cluster\" class=\"wp-image-8367\" style=\"width:667px;height:auto\" title=\"\" srcset=\"https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-91.png 853w, https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-91-300x18.png 300w, https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-91-768x46.png 768w\" sizes=\"(max-width: 853px) 100vw, 853px\" \/><\/figure>\n\n\n\n<p>=&gt; Install and Configure Nginx on EC2<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>sudo apt update &amp;&amp; sudo apt install nginx -y<\/li>\n<\/ul>\n\n\n\n<p>&nbsp;=&gt; m ,,k.l<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Configure Nginx as API Gateway (`\/etc\/nginx\/nginx.conf`)<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"665\" height=\"571\" src=\"https:\/\/www.aegissofttech.com\/insights\/\/wp-content\/uploads\/2025\/01\/image-93.png\" alt=\"Configure Nginx\" class=\"wp-image-8369\" title=\"\" srcset=\"https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-93.png 665w, https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-93-300x258.png 300w\" sizes=\"(max-width: 665px) 100vw, 665px\" \/><\/figure>\n\n\n\n<p>=&gt; Restart Nginx<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>sudo systemctl restart nginx<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>How to Secure API Gateway with Firebase Authentication<\/strong> in Node.js<\/h2>\n\n\n\n<p>=&gt; Modify Nginx config to validate Firebase JWT before proxying requests.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"563\" height=\"281\" src=\"https:\/\/www.aegissofttech.com\/insights\/\/wp-content\/uploads\/2025\/01\/image-94.png\" alt=\"Modify Nginx Config\" class=\"wp-image-8370\" style=\"width:605px;height:auto\" title=\"\" srcset=\"https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-94.png 563w, https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-94-300x150.png 300w\" sizes=\"(max-width: 563px) 100vw, 563px\" \/><\/figure>\n\n\n\n<p>=&gt; Add authentication middleware in microservices.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"785\" height=\"247\" src=\"https:\/\/www.aegissofttech.com\/insights\/\/wp-content\/uploads\/2025\/01\/image-95.png\" alt=\"Add Authentication Middleware\" class=\"wp-image-8371\" style=\"width:615px;height:auto\" title=\"\" srcset=\"https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-95.png 785w, https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-95-300x94.png 300w, https:\/\/www.aegissofttech.com\/insights\/wp-content\/uploads\/2025\/01\/image-95-768x242.png 768w\" sizes=\"(max-width: 785px) 100vw, 785px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p><strong>Read more:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.aegissofttech.com\/insights\/\/devops-for-node-js-development\/\" target=\"_blank\" rel=\"noreferrer noopener\">DevOps for Node.js development \u2013 How to Delivery Pipelines like a Pro<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.aegissofttech.com\/insights\/\/node-js-21-new-features\/\" target=\"_blank\" rel=\"noreferrer noopener\">Node.js 21: New Features, Updates, and Improvements<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.aegissofttech.com\/insights\/\/differences-between-node-js-20-and-node-js-21\/\" target=\"_blank\" rel=\"noreferrer noopener\">Differences Between Node.js 20 and Node.js 21<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":" ","protected":false},"author":1,"featured_media":8374,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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