This course provides learners with the skills to build scalable, high-performance backend applications using Node.js and Express.js. You will learn how to set up a Node.js server, build RESTful APIs, integrate databases, handle authentication, manage middleware, and deploy applications to production. By the end of the course, you will be able to design and implement a complete backend system for web and mobile applications.
Introduction to Backend Development & Node.js What is backend development? Why Node.js for backend? Installing Node.js & npm Introduction to the event loop & non-blocking I/O Running your first Node.js program
Node.js Core Concepts Understanding global objects & modules File system (fs) module Path and URL modules Event Emitter and Streams Creating a basic HTTP server without Express.
Express.js Fundamentals What is Express.js and why use it? Setting up an Express server Middleware and routing basics Handling GET, POST, PUT, DELETE requests Static file serving
RESTful API Development Designing REST APIs Creating routes and controllers Working with query parameters & request body Response handling (JSON, status codes) Best practices for API development.
Database Integration Introduction to databases (SQL vs NoSQL) Connecting Node.js with MongoDB using Mongoose Schema and models in Mongoose CRUD operations with MongoDB Introduction to PostgreSQL/MySQL with Sequalae (optional advanced track).
Authentication & Security User authentication with JWT (JSON Web Tokens) Password hashing with crypt Securing routes with middleware Role-based authentication Basic security practices (helmet, cores, rate limiting, environment variables)
Advanced Express.js Features Express Router for modular applications Error handling in Express Logging with Morgan and Winston File upload handling with Melter Sending emails (Node mailer)
Real-Time Communication Introduction to WebSocket Implementing real-time chat with Socket.io Server-sent events (SSE) Use cases of real-time systems
Testing & Debugging Debugging Node.js applications Writing unit tests with Mocha/Chai or Jest Supersets for API testing Test-driven development (TDD) workflow Postman/Thunder Client for API testing.
Deployment & Scaling Environment setup for production Deploying Node.js apps to Heroku, AWS, or Vercelli Using PM2 for process management Caching with Radis Introduction to microservices architecture with Node.js.
Mobile: 9100348679
Email: coursedivine@gmail.com
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