Field notes

Engineering

What we learned building the last thing — architecture, delivery, and the decisions we'd make differently.

Engineering

Server Components changed how we structure Next.js apps — our current default

We shipped eleven App Router projects before we stopped fighting React Server Components and started designing...

Engineering

Double-charged customers, jobs that vanish, workers that quietly leak memory, and a payment webhook stuck behi...

Engineering

Version one had a retry queue and lost 4.7% of delivery proofs. Version two made the phone the source of truth...

Engineering

Not "compress your images". The real LCP fix was a discovery-chain problem, the real INP fix was a search box...

Engineering

Either database will take you to ₹100 crore in revenue. So the decision is not about performance — it is about...

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