Geeksforgeeks - Java Backend Development -
The story of GeeksforGeeks (GFG) Java Backend Development is a journey from the "Hello World" of Core Java to the complex architecture of modern microservices. It is designed as a high-intensity,
The program is typically structured as a 10 to 12-week live online course, though self-paced options are also available. It is led by industry experts and focuses on the Spring ecosystem, which is a dominant framework for Java backend engineering. GeeksForGeeks - JAVA Backend Development
SQL (Relational)
- Join types: INNER, LEFT, RIGHT, SELF JOIN.
- Indexing strategies: B-Tree vs Hash indexes.
- GFG Practice: "50 SQL Interview Questions on Joins and Subqueries."
- Caching (Redis), connection pooling, health checks, logging, metrics (Prometheus), load balancing
- Maven / Gradle: Build automation and dependency management. (GFG: "Difference between
pom.xmlandbuild.gradle"). - Git & GitHub: Version control basics – branching, merging, pull requests.
- Docker: Containerizing your Spring Boot app. (GFG: "Dockerizing a Spring Boot Application").
- REST API Testing: Postman and Spring’s
MockMvc. - CI/CD Pipelines: Basic Jenkins setup (GFG article available).