🎯 Interview Prep¶
Welcome to your one-stop destination for software interview preparation.
How to Use This Guide¶
Quick Interview Answers
Look for the green callout boxes on each page — they contain crisp, interview-ready answers you can deliver directly.
Want to Go Deeper?
Click on collapsible sections like this one to explore detailed explanations, code examples, and edge cases.
Topics¶
| Section | What's Covered |
|---|---|
| CS Fundamentals | OOP, SOLID, Design Patterns, Concurrency, Memory |
| Data Structures & Algorithms | Arrays, Trees, Graphs, DP, Sorting, and more |
| Java | Core Java, Collections, Streams, JVM, Multithreading |
| Spring | Spring Core, Boot, MVC, Data JPA, Security, Cloud |
| Databases | SQL, Indexing, Transactions, NoSQL, Optimization |
| System Design | Scalability, Caching, Microservices, Case Studies |
| DevOps | Docker, Kubernetes, CI/CD, AWS, Monitoring |
| Networking | OSI, TCP/UDP, HTTP, DNS, REST vs gRPC |
| Operating Systems | Processes, Scheduling, Deadlocks, Virtual Memory |
| Behavioral | STAR Method, Common Questions, Leadership |
"The best interview prep is structured, consistent, and focused."