Java-Backend

In this repository, you will find :

• A roadmap for learning Backend with Java
• Resources for learning Java-Backend
  • Docs & Articles
  • YouTube Channels
  • Books
  • Projects
  • Helpful Links
  • Interview Questions
• References of the roadmap
• Want to contribute to this repository?

Roadmap

1. Java

Learn Java

1. Basics
   • Classes, Variables, Loops etc
   • OOPs
   • Collections
   • Generics
2. Advanced
   • Design Patterns
   • JVM
   • Threads
   • Servlets and JSP’s
   • Concurrency
   • Garbage Collection
3. Build Tools (Maven, Gradle, Ant)
4. Servers (Tomcat, Weblogic, JBOSS, WebSphere, Jetty)
5. Testing
   • Unit Testing
   • Integration Testing
   • JUnit
   • Mockito
6. Logging (Log4j, Log4j2, Logback)

2. Spring Framework

Learn Spring Framework

1. Core
   • Bean Life Cycle
   • Dependency Injection
   • Inversion of Control
   • Bean Factory & Application Context
2. Web
   • Annotations
   • MVC Structure
   • Configurations
   • Integrating different Libraries/Frameworks
   • Profiles
3. AOP
   • How AOP Works
   • Creating PointCut, Join Point, Aspect etc

3. Spring Boot

Learn Spring Boot

1. Importance of Spring Boot
2. Auto Configuration
3. Adding Configuration
4. Properties/YAML
5. Integrations with other Libraries/Frameworks

4. REST API

Learn REST API

1. HTTP Methods
   • POST
   • GET
   • PUT
   • DELETE
   • OPTIONS
   • TRACE
2. HTTP Status Codes
   • 1.X.X
   • 2.X.X
   • 3.X.X
   • 4.X.X
   • 5.X.X

5. Database

Learn Database

1. SQL
   • My SQL
   • Postgress SQL
   • Oracle
2. No SQL
   • Mongo Db
   • Cassandra
3. Spring Data
   • Spring Data JPA
   • Spring Data MongoDB
   • Spring Data JDBC

6. Spring Security

Learn Spring Security

1. Authentication
2. Authorization
3. OAuth2
4. Form Authentications
5. JWT

7. Microservices

Learn Microservices

1. Spring Cloud
   • Spring Cloud Gateway
   • Spring Cloud Config
   • Spring Cloud Circuit Breaker
   • Spring Cloud OpenFeign
   • Spring Cloud Sleuth
   • Other Spring Cloud Projects (based on requirement)
2. Devops
   • Docker
   • Kubernetes
   • Cloud (AWS, GCP, Azure)
3. Microservices Patterns
   • Aggregator
   • CQRS
   • SAGA
   • Event Sourcing
4. Microservices Queues
   • SQS
   • Kafka
   • RabbitMQ

8. Software Engineering for Backend

Learn these Backend concepts

1. Clean Code
2. SOLID Principles
3. API Versioning
4. Idempotency
5. Rate Limiting
6. System Design Basics
   • Scalability, Availability, Reliability
   • Load Balancing
   • Circuit Breaker
   • CDN
7. Database Scaling
   • Replication
   • Partitioning
   • Sharding
8. Redis
   • Caching
   • Distributed Locks
   • Pub/Sub
   • Rate Limiting
9. Messaging Systems
   • Kafka
   • RabbitMQ
   • Dead Letter Queue
10. Observability
    • Logging & Tracing
    • Prometheus
    • Grafana
    • OpenTelemetry

Resources for learning Java-Backend

Docs & Articles

• Tutorialspoint | Java
• Spring Framework Official Documentation

YouTube Channels

Here you can open the channel and check its awesome related videos and playlists.

• Amigoscode
• Daily Code Buffer
• Java Brains
• in28minutes - Cloud Made Easy
• Java Guides
• Laur Spilca

Books

• Head First Java
• Spring Start Here: Learn what you need and learn it well
• Spring Security in Action
• Building Microservices: Designing Fine-Grained Systems

Projects

• Inbox App using Spring Boot, Spring Security, and Cassandra database
• Full Stack Development with Java Spring Boot, React, and MongoDB

Helpful Links

• Common Application Properties in Spring Boot
• Design Patterns

Interview Questions

• Java Interview Questions
• Java and Spring Boot Interview Questions
• Spring Interview Questions
• REST API Interview Questions
• Back-End Developer Interview Questions
• DBMS Interview Questions
• SQL Interview Questions

References of the roadmap

• Java Roadmap for Beginners 🔗
• How to Master Spring Boot - Complete Spring Boot Roadmap 🔗
• Learning Spring Boot in 2022 | Roadmap 🔗

Contribution

If you think that anything can be improved in anyway, please do suggest :

• Open pull request with improvements
• Discuss ideas in issues.