CAREER TRACK PILLAR

Backend Interview Questions & System Design Guide

The systematic syllabus for Backend & Systems Engineers. Covers server runtimes, concurrency models, relational and NoSQL database indexing, caching strategies, and REST/gRPC API design.

CORE TECHNOLOGIES

TOTAL QUESTIONS

1822+

LEVELS COVERED

Easy · Medium · Hard

Mastery Syllabus for Backend Engineer Interviews

Server Runtimes: Node.js libuv event loop, Java JVM memory model, Python GIL

Database Architecture: Indexing (B-Tree/LSM), ACID, isolation levels, query optimization

Caching & Queues: Redis data structures, eviction policies, cache stampede mitigation

API Design: Idempotency, rate limiting, authentication (JWT/OAuth2), schema validation

Microservices & Containerization: Docker, service communication, error boundaries

TECHNOLOGY MODULES