Ark Protocol

After 3 Years and 200M Rows, I Finally Stopped Using UUIDs as Primary Keys

The alert hit my phone while I was mid bite into a sandwich, and my first thought was that someone had restarted the wrong service again.

The Linux Command I Ignored for 10 Years Just Saved Me 3 Hours a Day

I watched a senior engineer at my first job work in a terminal that had four panes running at once. One was tailing logs. One was running…

WebSockets vs SSE at 100K Connections: SSE Used 40% Less Memory

We were building a live dashboard — real-time prices, inventory counts, threshold alerts. Nothing unusual about the requirements.

Nobody Is Talking About Why 80% Of React Apps Are Wrong From Day One

I built a React app wrong. Not once. Three times. At three different teams, with three different groups of sharp developers, and each time…

I Ported a Rust Service to Zig in a Weekend — the Binary Shrank 70%

I expected a faster binary. I did not expect to fall out of love with abstractions entirely.

Your Docker Container Works Locally — But It Will Fail in Production

Go Routines Look Simple — But Here Is Where Every Developer Gets Them Wrong

A service I built once had a subtle bug buried inside a request handler. Every incoming call launched a goroutine. The goroutine read from…