Interview prep that answers like an engineer

Real interview questions with answers you can say out loud: the core claim first, then the production trade-off. Read a deck as a list, or drill it as flashcards and grade yourself; progress stays on this device, no account. Every answer links back into the tracks and guides when you want the long version.

interview-prep/backend-fundamentals

Backend Interview Questions, Answered

20 backend interview questions with production-grade answers: HTTP and APIs, databases, caching, queues, auth, and scaling. Readable list or flashcards.

20 questions · ~15 min · Updated August 6, 2026

HTTP & APIsDatabasesCachingQueues & async workAuth & securityScaling & operations
interview-prep/system-design

System Design Interview Questions, Answered

20 system design interview questions with real answers: estimation, load balancing, sharding, caching, queues, and reliability. Practice as flashcards.

20 questions · ~15 min · Updated August 6, 2026

EstimationNetworking & API designDatabases at scaleCachingQueues & streamingReliability