Engineering · Backend
Backend engineer assessment for hiring
Test how candidates design APIs, reason about data, and handle failure — not just syntax.
What this assessment tests
- REST and API design
- SQL and data modeling
- Concurrency and reliability
- Auth and security basics
Sample question
How would you design rate limiting for a public API without adding noticeable latency to successful requests?
AI-resistant by design
Open-ended system prompts require structured trade-off reasoning. Coding questions execute against hidden test cases.