The Lab · Written in the open · Tagged Backend

Lab.

Working notes from the studio. The tools I build, the workflows I keep, the mistakes I paid for.

2 entries · latest 2026-06-20

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RAXXO Studios 10 min read

Rate Limiting Without Redis: 3 Patterns I Use in Serverless

Durable counters give exact limits but cost per request Edge config token buckets trade precision for near-zero latency Signed-window limits need no storage at all At small scale, signed windows handle most abuse cases free Rate limiting in serverless broke...

BackendDevelopmentRate LimitingServerless
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TLDR This entry in one minute
  • Durable counters give exact limits but cost per request
  • Edge config token buckets trade precision for near-zero latency
  • Signed-window limits need no storage at all

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