Writing

Longer notes on backend craft - APIs, data, and the operational side of shipping services.

Jun 30, 20262 min read

Passed Anthropic's Architect Foundations exam with 901/1000. Here are my thoughts.

Apr 16, 20268 min read

Follow a request from the browser through DNS, TCP, TLS, proxies, your app, and the database.

Mar 12, 20263 min read

Frontend retries were coming. Without idempotency keys, a payment API would have charged people twice.

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