Question Banks

250+ curated problems with complete solutions, scoring guides, and follow-up questions. Use as an interviewer to select problems or as a candidate to practice.

🧮 25 problems

DSA (25 Problems)

Two Sum, LRU Cache, Merge Intervals, LIS, Trie full solutions with complexities

⚙️ 30 problems

C++ Coding & Output

Virtual dispatch, object slicing, move semantics, RAII tricky output questions

🐍 25 problems

Python Coding

Generators, decorators, async/await, GIL Pythonic interview challenges

🔵 20 problems

Go Coding

Goroutines, channels, interfaces, context propagation

☕ 25 problems

Java Coding

Concurrency, streams, generics, memory model questions

🏗️ 25 problems

LLD Problems (25 Designs)

Parking lot, elevator, chess, pub/sub full class designs

🌐 25 problems

HLD System Design

URL shortener, chat system, video streaming complete architectures

🚀 25 problems

CI/CD & DevOps

Pipeline scripts, Docker, K8s manifests, Terraform modules

📐 25 problems

Architecture & Trade-offs

CAP theorem scenarios, consistency vs availability, design decisions