· 8 minDraft
Designing idempotent payment APIs in Spring Boot
Idempotency keys, retries, and the database constraints that make a double-click harmless.
- Spring Boot
- API Design
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· 6 minDraft
What Kafka taught me about ordering
Partitions, keys, and why "exactly once" is a promise you have to help keep.
- Distributed Systems
· 5 minDraft
Shipping a side project end to end
From schema to deploy in a weekend — the checklist I keep coming back to.
- Process