@speed-engineer

I Fired My Entire Node.js Stack — Rust Rebuilt It in 3 Weeks (The Ugly Truth)

21h ago · 11 min read · Our API was drowning under 50ms P99 latencies. I rewrote everything in Rust expecting miracles. Got 8ms response times and three months of… I Fired My Entire Node.js Stack — Rust Rebuilt It in 3 Wee

Why Specialized Languages Win Over Generalists (SQL Still Dominates 40+ Years Later)

1d ago · 10 min read · SQL launched in 1974 and still powers 90% of data operations. ORMs, NoSQL, and query builders all tried to replace it — and failed. Here’s… Why Specialized Languages Win Over Generalists (SQL Still

Networking for Developers: DNS Explained (Why Your Site Takes 2 Seconds to Start)

2d ago · 10 min read · You shipped fast code. Your users still wait. The culprit isn’t your server — it’s the lookup that happens before the first packet flies. Networking for Developers: DNS Explained (Why Your Site Take

Networking for Developers: I Lost 30% of UDP Packets (The Debugging Story)

2d ago · 12 min read · When production video calls started dropping every 10 seconds, the network team blamed our code. Three days of packet traces later, I found… Networking for Developers: I Lost 30% of UDP Packets (The

I Over-Engineered Everything and Shipped Nothing for 18 Months

3d ago · 14 min read · Then I rebuilt the same product in 6 weeks with a monolith and boring CRUD. Here’s what 18 months of architectural perfectionism actually… I Over-Engineered Everything and Shipped Nothing for 18 Mon