Description:
Level: Intermediate / L4 equivalent
Education: Bachelor’s in Computer Science
Years of Experience: 4
Questions Asked:
- System Design – Design an API for a feature flag system
- Discussed endpoints, data schema, toggle logic, rollout strategy
- Considerations: multi-tenant architecture, audit logging, caching
- Technical Scenario – Debug a slow GraphQL query
- Analyzed logs, N+1 problem, discussed DataLoader and query batching
- Behavioural – Describe a time you improved system reliability
- STAR format: problem, solution (graceful retries, exponential backoff), outcome