Field notes

#Performance

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

Design

Designing for Bharat: shipping to tier-2 and tier-3 users

Your users are not on a MacBook on office wifi. They are on a 3 GB Android, at 400 kbps, in bright sunlight, w...

Cloud & DevOps

A $9,420/month AWS bill, reduced to $5,560 in six weeks. NAT Gateway charges, an idle RDS instance, 1.9 TB of...

Engineering

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

Design

Six weeks after handoff, the CSS had 23 shades of grey and none of them matched the Figma. The fix was not mor...

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