Top 50 rate limiting Interview Questions
The most frequently asked rate limiting questions across all roles and companies, ranked by real interview frequency. Updated daily.
Implement a per-client sliding-window rate limiter using queues and return whether each API request is allowed.
Robert Slack
Airbnb
DeliverooImplement per-client sliding-window rate limiting using queues and timestamp expiration.
Citadel
Juspay
GoogleAllow or reject Axis Max Life Insurance LLM requests using a per-user sliding-window rate limiter.
Reward GatewayMMarctoryImplement a per-client sliding-window rate limiter using hash maps and queues.
Datadog
TikTok
DaveImplement a per-client sliding-window rate limiter using queues to process Plaid API requests in chronological order.
PlaidImplement a per-client sliding-window rate limiter for Deliveroo API requests using queues.
DeliverooAccept Headway API requests only when both global and endpoint-specific fixed-window quotas remain available.
HeadwayImplement independent token-bucket rate limiters for API routes with efficient per-route state.
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