Pick one language and framework go deep
• Java Spring Boot
• Python FastAPI
• JavaScript Node.js Express
>>Java Spring Boot
Stage 1: Language Basics
Learn:
•Variables, data types
•OOP (class, object, inheritance, interface)
•Collections (List, Map, Set)
•Exceptions
•Multithreading basics
Stage 2: Java for Backend
Learn:
•Maven / Gradle
•JDBC basics
•Annotations
•Packaging (JAR, WAR)
Stage 3: Spring Core
Learn:
•Dependency Injection (DI)
•Inversion of Control (IoC)
•Beans
•Configuration
Stage 4: Spring Boot
Learn:
•REST APIs
•Request/Response
•Validation
•Spring Data JPA
•Hibernate
•PostgreSQL / MySQL
Stage 5: Advanced Spring
Learn:
•Spring Security (JWT, OAuth)
•Microservices
•Kafka / RabbitMQ
•Redis
•Docker
•Kubernetes
>>Python FastAPI
Stage 1: Python Basics
Learn:
•Variables
•Functions
•Lists, Dicts
•OOP basics
Stage 2: Python for Backend
Learn:
•Virtual environments
•pip
•Async basics
•Type hints
Stage 3: FastAPI Core
Learn:
•REST APIs
•Path & Query params
•Pydantic models
•Automatic Swagger docs
Stage 4: Database & Auth
Learn:
•SQLAlchemy
•PostgreSQL
•JWT
•OAuth2
Stage 5: Advanced FastAPI
Learn:
•Async performance
•Background tasks
•Celery
•Redis
•Docker
>>JavaScript Node.js Express
Stage 1: JavaScript Basics
Learn:
•Variables
•Functions
•Promises
•Async / Await
•Closures
Stage 2: Node.js Fundamentals
Learn:
•Event loop
•File system
•NPM
•Environment variables
Stage 3: Express.js
Learn:
•Routing
•Middleware
•REST APIs
•Error handling
Stage 4: Database & Auth
Learn:
•MongoDB / PostgreSQL
•Mongoose / Prisma
•JWT
•OAuth
Stage 5: Advanced Node
Learn:
•Redis
•Queues
•WebSockets
•Microservices
•Docker