Backend Development with Express.js

# Topic Completed (%)
1 JavaScript Basics (Variables, Functions, Loops, Objects, Arrays) (JavaScript)
2 Version Control Basics (Git, GitHub)
3 Environment Variables & Configuration Management
4 Continuous Integration / Continuous Deployment (CI/CD)
5 ES6+ Features (Arrow Functions, Modules, Destructuring) (JavaScript)
6 npm & Package Management
7 HTTP & REST Fundamentals
8 Database Integration (MongoDB, Mongoose, PostgreSQL, Sequelize) (Backend)
9 CRUD Operations (Backend)
10 RESTful API Design (Backend)
11 GraphQL with Express (Optional Advanced API)
12 WebSockets & Real-Time Communication (Socket.io) (Backend)
13 Testing (Jest, Mocha, Supertest)
14 Security Best Practices (Helmet, CORS, Rate Limiting)
15 Performance Optimization (Caching, Clustering, Load Balancing)
16 Deployment (Docker, PM2, AWS, Heroku, Vercel)
17 Logging & Monitoring (Winston, Morgan, Sentry)
18 Node.js Basics (Modules, Event Loop, File System, Process)
19 Express.js Installation & Project Setup (Express Fundamentals)
20 Routing (Express Fundamentals)
21 Middleware (Express Fundamentals)
22 Request & Response Objects (Express Fundamentals)
23 Error Handling (Express Advanced)
24 Serving Static Files (Express Advanced)
25 Template Engines (Optional, e.g., EJS, Pug)
26 Authentication & Authorization (JWT, Passport.js) (Express Advanced)
27 Validation & Sanitization (Express Advanced)