Frontend · JavaScript
JavaScript and TypeScript hiring assessment
Test everyday JavaScript and TypeScript judgment — not leetcode trivia.
What this assessment tests
- Type narrowing
- Async control flow
- Module boundaries
- Runtime debugging
Sample question
An API returns union types that confuse your UI states. How do you model loading, empty, error, and success safely in TypeScript?
AI-resistant by design
Applied debugging prompts require reasoning about a specific broken scenario.