Core Java Foundations
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Module Overview
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Lesson: Java Exception Handling
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Exercise: Java Exception Handling
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Lesson: Object-Oriented Programming in Java – Mastering the Core Principles
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Project: Online Learning Platform (OOP Principles)
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Case Study: Online Learning Platform
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Lesson: Core Java Design Patterns
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Java Design Patterns Cheatsheet
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Exercise: Java Design Patterns
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Lesson: Java Memory Model: Stack vs Heap, Garbage Collection, and Static vs Instance Members
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Project: Memory Tracker
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End Of Module Quiz
RESTful API Development + DI + Stateless MVC Design
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Module Overview
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Lesson: MVC Layer Structure in Spring Boot
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Exercise: SpringBoot MVC Application
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Lesson: Stateless Controller and Services Best Practices
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Lesson: How to Implement Stateless Controllers in Spring Boot
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Lesson: Write and Test Stateless Components
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Exercise: Stateless Controllers and Services
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Quiz: Checkpoint - Enterprise Interview Prep
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Lesson: REST verbs, response codes, error handling
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Lesson: Global Exception Handling
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Exercise: REST Client and Global Exception Handling
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Lesson: Spring DI Deep Dive
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Quiz: Checkpoint - REST, Exception Handling and Spring DI
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Lesson: Intro to OpenAPI docs with Swagger
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Exercise: Technical Documentations with OpenAPI and Swagger
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Assessment
SQL, JDBC Template, Spring Data JPA + Testing with JUnit & Mockito
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Lesson: SQL Review - joins, indexes and constraints
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SQL Review Quiz: Joins, Indexes, Constraints
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Exercise: SQL Review
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Lesson: JDBC Template Refresher
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Exercise JDBC Template Refresher
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Lesson: Intro to Spring Data JPA
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Lesson: Compare JDBC Template vs JPA
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Exercise: Spring Data JPA
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Lesson: Unit Testing with JUnit and Mocking with Mockito – Review
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Lesson: Automated API Testing with REST Assured or Postman
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Exercise: Automated Testing
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Assessment
Concurrency, Async APIs, and High-Load Design
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Module Overview
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Lesson: Thread lifecycle - Runnable, Callable, Executors
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Exercise: Multi-Threaded Report Generator
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Lesson: CompletableFuture and async processing
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Lesson: @Async, WebClient in Spring Boot
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Lesson: Designing high-TPS APIs - statelessness, caching, thread safety
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Exercise: Build an Async Aggregation API
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Lesson: Java concurrency utilities
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Exercise: Concurrent Order Processing System
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Case Study: Scale Up
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Case Study: Scale Out
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Assessment
Security, Monitoring, CI/CD, and Enterprise Awareness
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Module Overview
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Lesson: Spring Security Fundamentals + JWT
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Exercise: Secure a REST API with JWT and Role Based Access Control
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Lesson: OAuth2 Concepts + Integration with Spring Security
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Lesson: API Documentation with Swagger / OpenAPI
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Lesson: Securing the Service Layer
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Exercise: Secure Swagger, OAuth2 Login, and Service-Layer Authorization
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Lesson: WebClient Security
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Lesson: Async API Monitoring
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Exercise: Observability & Async Monitoring Extension
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Lesson: IAM and Secure Access to AWS Resources
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Lesson: CI/CD with Jenkins or GitHub Actions
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Lesson: Cloud Security Architecture
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Assessment
