Day 1: Setting Up the MERN Stack and Building the Backend with Node.js & Express.js

Session 1: Understanding the MERN Stack

• Overview of MongoDB, Express.js, React.js, and Node.js
• Setting up a full-stack development environment
• Understanding client-server architecture and REST APIs

Session 2: Building a RESTful API with Express.js

• Setting up a Node.js server with Express.js
• Implementing routes, controllers, and middleware
• Handling CRUD operations with MongoDB

Session 3: Hands-on Lab – Creating a Node.js Backend API

• Setting up a REST API for user and data management
• Connecting MongoDB to Express.js using Mongoose ORM

Day 2: Connecting the Frontend with React and API Integration

Session 1: Introduction to React.js for Frontend Development

• Setting up a React project with Vite or Create React App
• Understanding React components, props, and state
• Using React Router for navigation

Session 2: Fetching Data from APIs and Managing State

• Making API requests using Fetch API or Axios
• Handling loading, errors, and async data
• Implementing global state management with Context API or Redux

Session 3: Hands-on Lab – Building a React Frontend to Consume APIs

• Creating React components that interact with the backend
• Displaying dynamic data in the frontend UI

Day 3: User Authentication and Secure API Handling

Session 1: Implementing Authentication and Authorization

• Understanding JWT (JSON Web Token) authentication
• Implementing user login, signup, and role-based access control
• Using bcrypt for password hashing and security

Session 2: Securing API Routes and Handling Authentication in React

• Creating protected routes in Express.js using authentication middleware
• Managing user sessions and tokens in React using local storage
• Handling user logout and session expiration

Session 3: Hands-on Lab – Implementing Secure Authentication in MERN

• Creating a login/signup system with JWT authentication
• Implementing role-based access control (RBAC) for secure routes

Day 4: Advanced Features – File Uploads, Search, and Optimization

Session 1: Handling File Uploads and Image Storage

• Using Multer for handling file uploads in Express.js
• Storing images on cloud storage (AWS S3, Cloudinary)
• Displaying uploaded images dynamically in React

Session 2: Implementing Search, Filters, and Pagination

• Adding search and filter functionality using MongoDB queries
• Implementing server-side pagination for large datasets
• Optimizing API responses for better performance

Session 3: Hands-on Lab – Adding Advanced Features to MERN App

• Implementing file uploads, search, and pagination
• Optimizing database queries and API performance

Day 5: Deployment, Performance Optimization, and Best Practices

Session 1: Deploying a MERN Application to the Cloud

• Hosting the frontend on Vercel, Netlify, or Firebase
• Deploying Node.js backend to AWS, Heroku, or DigitalOcean
• Setting up MongoDB Atlas for cloud database hosting

Session 2: Performance Optimization and Security Best Practices

• Reducing frontend bundle size using lazy loading and code splitting
• Implementing caching strategies and CDN optimization
• Preventing security vulnerabilities (XSS, CSRF, CORS issues, etc.)

Session 3: Hands-on Lab – Deploying a Full MERN Stack App

• Deploying a fully functional full-stack application
• Setting up environment variables and production optimizations