Geeksforgeeks - Java Backend Development ((free)) -

GeeksforGeeks (GFG) Java Backend Development Learning Path

This content piece provides a comprehensive overview and structured breakdown of the . This is one of the most popular free resources for aspiring backend engineers.

Architecture

: Monolithic vs. Microservices and Load Balancing algorithms. Messaging : Real-time data streaming with Apache Kafka . 🚀 Hands-on Projects You will build three portfolio-ready applications: GeeksForGeeks - JAVA Backend Development

Phase 2: Backend-Specific Java (Moving Beyond "Hello World")

4. Spring & Spring Boot: The Industry Standard

• Servlets & JSP: These are the foundational technologies for Java web development. Learning how a server receives an HTTP request, processes it, and generates a response (without the aid of Spring Boot) provides a deeper understanding of the web lifecycle.
• Frontend Basics: While the focus is backend, the course includes HTML, CSS, and JavaScript basics. A backend developer must know how to integrate their APIs with a frontend interface.

GeeksForGeeks — JAVA Backend Development (Report)

• Platform independence (JVM)
• Multithreading & concurrency
• Strong memory management
• Mature ecosystem (Spring, Hibernate, Maven)

• Spring Security with JWT for stateless APIs.
• CORS configuration.
• CSRF protection (for web apps, not REST APIs).
• Password encoding – BCrypt, PBKDF2.
• SQL Injection prevention – Use JPA or prepared statements.
• Rate limiting – Bucket4j, Resilience4j.