Java & Spring Boot Interview Mastery Docs with Taran Gangil

Struggling to prepare for Java/Spring Boot interviews the right way?

Tired of theory-heavy notes that don’t actually help you answer in interviews?

I’ve created comprehensive, interview-focused documentation that teaches you how to explain concepts with code, just like top candidates do.

📚 What You’ll Get

✅ Core Java (Deep Dive)

• Memory Management (Heap, Stack, GC explained clearly)
• OOPS Concepts with real-world examples
• Access Modifiers (interview-focused scenarios)
• Collections Framework (internals + use cases)
• Java 8 (Lambdas, Functional Interfaces, Optional)
• Streams (with tricky interview questions & coding patterns)

⚡ Spring Boot (Complete Coverage)

• Spring fundamentals & architecture
• Dependency Injection (practical understanding)
• Beans & Lifecycle
• Profiles & Environment configs
• Actuator (monitoring insights)
• JWT Authentication (end-to-end example)
• Exception Handling (best practices)
• Multithreading in Spring Boot

🧠 System & Backend Concepts

• SQL (interview-focused queries & optimization basics)
• Microservices architecture
• Fault Tolerance & Resiliency (real-world design concepts)
• CI/CD basics (Jenkins)
• Kubernetes fundamentals

🎯 Interview-Focused Content

• Real interview questions with clear explanations
• How to structure your answers
• Proper Java code examples for every concept
• Covers what interviewers actually expect