Backend Developer Learning Path (Node.js)

Phase	Main Topic	Content & Tools	Product Goal
1	Fundamentals	Advanced JavaScript & Asynchrony Terminal/CLI Knowledge Package Management (NPM/Yarn)	Create a simple command-line script using Node.js and manage its dependencies with NPM.
2	Node.js Basics	Node.js Runtime Module Systems Core Modules Event Loop	Build a basic HTTP server that responds to requests using Node.js core modules.
3	Frameworks	Express.js Koa.js Fastify Nest.js (TypeScript)	Create a simple REST API with routes and middleware using Express.js.
4	Working with APIs	REST API GraphQL JSON	Design and implement a complete REST API for a simple application (e.g., a blog).
5	Databases	Relational Databases (SQL) NoSQL Databases Caching with Redis	Integrate the API with a database (e.g., PostgreSQL or MongoDB) to perform CRUD operations.
6	Authentication & Security	Password Hashing (bcrypt) JWT Authentication OAuth 2.0 / OpenID Basic Security (CORS, Helmet, .env)	Implement user registration and login functionality using JWT for authentication.
7	Testing	Unit Testing (Jest/Mocha) Integration Testing E2E Testing (Supertest)	Write unit and integration tests for the API endpoints to ensure reliability.
8	Deployment & Advanced	Docker CI/CD (GitHub Actions) Cloud Providers WebSockets (Socket.IO)	Containerize the application using Docker and set up a basic CI/CD pipeline for deployment.