Technology Stack

Frontend

• HTML5 & CSS3
• Modern JavaScript (ES6+)
• Bootstrap / Tailwind CSS
• React / Angular Ecosystem

Backend

• Java (JDK 17+)
• Servlets & JSP
• Spring Boot 3
• RESTful APIs & GraphQL

Database

• MySQL / PostgreSQL
• MongoDB / NoSQL
• Hibernate ORM / JPA
• Redis Caching

Core Concepts

Hello World Example

@RestController
public class MainController {
    @GetMapping("/")
    public String home() {
        return "Welcome to Java Web!";
    }
}
        

Architecture

• MVC Design Pattern
• Microservices Architecture
• JWT Authentication
• Stateless Sessions

Spring Framework

• Dependency Injection (IoC)
• Spring MVC & WebFlux
• Spring Security (OAuth2)
• Spring Data JPA

DevOps & Deployment

• Docker & Kubernetes
• Tomcat / Embedded Servers
• AWS / Azure / GCP
• GitHub Actions (CI/CD)

Learning Roadmap

Phase 1: Foundations

Master Core Java, Object-Oriented Programming, Data Structures, HTML, CSS, basic JavaScript, Servlets, and JSP fundamentals.

Phase 2: Frameworks

Dive deep into Spring Boot, build REST APIs, learn relational database integration with Hibernate, and version control using Git.

Phase 3: Mastery

Design Microservices, implement robust Security, configure Cloud Deployment, adopt DevOps practices, and master Performance Tuning.

Developer Tools

IDEs

• IntelliJ IDEA Ultimate
• Eclipse IDE
• VS Code with Extensions

Build Systems

• Maven (pom.xml)
• Gradle (build.gradle)

Quality Assurance

• JUnit 5 & Mockito
• Postman / Swagger UI
• SonarQube Analysis