Engineering Journal
I design and build backend systems, and write about architecture, TypeScript, and the engineering decisions behind software that scales.
Software Engineer · Backend & Systems
I build backend systems with Node.js, TypeScript, and NestJS. I care about clean architecture, reliability, and the trade-offs behind software that scales — and I write to think those decisions through.
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Recent articles from the journal.
New payment confirmation code ran in production on Joytop for a week in shadow mode — deciding nothing, only watching. Tomorrow it becomes the one that decides. What shadow mode actually does, what it protects against, and why you can't turn it on without watching it.
Stanford tracks the payroll of five million Americans a month. Employment for 22-to-25-year-olds in AI-exposed jobs sits nineteen percent below where it should be. Nobody is being laid off — they are simply not being hired. Those are entirely different problems.
A retry is not a duplicate request — until it is. How idempotency keys actually work, why the naive version still double-charges, and the exact Postgres constraint that makes the guarantee real.
