Module 1: Introduction to Node.js
- What is Node.js?
- History & Evolution of JavaScript on the Server
- Why Node.js? Advantages & Use Cases
- Node.js Architecture (Event-Driven, Non-Blocking I/O)
- Installing Node.js & Editor Setup (VS Code)
- Running First Node Application
- Understanding REPL & Global Objects
Module 2: JavaScript Fundamentals for Node
- ES6+ Concepts (let/const, Arrow Functions)
- Template Strings & Object Shorthand
- Destructuring & Spread/Rest Operators
- Promises & Async/Await
- Error Handling in Async Code
Module 3: Node.js Core Modules
- Module System (CommonJS, require/export)
- File System Module (fs) – Read/Write/Append Files
- Path Module
- OS Module
- Events Module
- HTTP Module – Create Basic Server
- Buffers & Streams (Readable/Writable Streams)
- Understanding Event Loop & Async Internals
Module 4: npm & Package Management
- npm commands (install, uninstall, update)
- Semantic Versioning
- Local vs Global Packages
- Creating Package.json
- Installing DevDependencies & Production Dependencies
- Popular npm Packages Overview
Module 5: Express.js Framework
- Why Express? Introduction & Setup
- Routes, Query Params, Path Params
- Middleware (Application, Router, Error Handling)
- Static Files & Templating Engines
- MVC Architecture in Express
- Environment Variables (.env files)
Module 6: REST API Development
- REST Principles & HTTP Methods
- CRUD Operations with Express
- Request/Response Handling
- Postman / Thunder Client Testing
- Status Codes & Validation
- API Versioning & Structure
Module 7: Database Integration
MongoDB
- MongoDB Architecture Basics
- Connecting Express to MongoDB (Mongoose)
- Schema & Models
- CRUD with MongoDB
- Relations & Population
- Aggregation Pipeline
MySQL / PostgreSQL
- Introduction to SQL Databases
- Sequelize / Prisma ORM basics
Module 8: Authentication & Security
- User Signup/Login API
- Password Hashing with bcrypt
- JWT Authentication (Access Token / Refresh Token)
- Role-based Authorization
- Secure Headers
- Helmet, Rate Limiting, CORS
- Input Validation (Joi/Yup/Zod)
Module 9: File Uploads & Media Handling
- Upload using Multer
- Handling Large Files, Cloud Storage Options
- Image Optimization & Validation
Module 10: Advanced Node.js
- Async Patterns & Event Emitters Deep Dive
- Clustering & Worker Threads
- Node.js Streams in Depth
- Caching (Redis)
- Queues & Message Brokers (RabbitMQ / Kafka)
- Performance Monitoring (PM2)
- Logging (Winston / Morgan)
Module 11: Real-Time Apps
- WebSockets vs HTTP
- Socket.IO Implementation
- Creating Real-Time Chat / Notification App
Module 12: Testing & Quality
- Unit Testing (Mocha/Jest)
- Integration Testing with Supertest
- Test Environment Setup
- CI/CD Introduction
Module 13: Microservices Basics
- Monolithic vs Microservices Architecture
- API Gateway Concept
- Communication Methods (REST, Message Queues)
- Containerization Basics (Docker intro)
Module 14: Deployment & DevOps
- Production Build & Structure
- Deploy Express App to:
- Render / Railway / Heroku
- AWS EC2 / S3 / Elastic Beanstalk
- Reverse Proxy with Nginx
- Environment Management & Secrets
- GitHub CI/CD Basics
Module 15: Live Project
You will build a full real-world backend:
✔ User Authentication
✔ Product/Blog Management
✔ Media uploads
✔ Role-based Access
✔ Deployment + Documentation
Deliverables:
- Source code on GitHub
- Postman API Collection
- Deployment URL
- Technical Documentation
Module 16: Interview Prep
- Node.js Technical Interview Questions
- Code Challenges & System Design Basics
- Resume Tips for Backend Roles