Available question text
Design a low-level circuit breaker system for managing API calls to external dependencies, supporting three states (CLOSED, OPEN, HALF_OPEN) with configurable failure thresholds, timeout durations, and automatic state transitions. The system should be thread-safe, provide fallback responses, and expose metrics for monitoring service reliability.
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Sources · 1 reference
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Hello Interview · 2 records
Microsoft
Design a Circuit Breaker
Reported May 6, 2026 · 2 source reports
SENIOR
Source snapshot: Nov 12, 2026
View sourceReddit
Design a Circuit Breaker
Reported Jul 6, 2026 · 1 source report
SENIOR
Source snapshot: Nov 12, 2026
View source