Software
Mid
Technical
Software Developer — Backend Craft
API design, testing strategy and performance debugging, grounded in code you have actually shipped.
- API design
- Testing
- Performance
- Refactoring
- Duration
- 40 min
- Questions
- 5 questions
- Difficulty
Playgrounds
Pick the interview you're actually walking into
Every playground is a self-contained session: a defined role, level and format, a question bank written for it, and a feedback report at the end.
Filter playgrounds
Role
Level
Format
3 playgrounds match your filters
Software
Senior
System design
Senior Developer — Service Design & Trade-offs
Decompose a product requirement into services, data ownership and contracts, then defend the boundaries you drew.
- Decomposition
- Data ownership
- Consistency
- Contracts
- Duration
- 45 min
- Questions
- 4 questions
- Difficulty
Software
Lead
Behavioral
Lead Developer — Influence & Ownership
Structured behavioural interview on technical leadership, disagreement, delivery pressure and mentoring.
- Leadership
- Conflict
- Prioritisation
- Mentoring
- Duration
- 30 min
- Questions
- 4 questions
- Difficulty