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Every project I touch lately ends up needing the same awkward thing: a reliable way to pull the web....


ax-go is a Go library that makes CLIs predictable for LLM agents: trace IDs that cross the plugin bo...


Two months ago I wrote about building Info Links β a free course resource platform for students at L...


I make a lot of design decisions on gut feeling. Is this the right way to structure MCP tools? Shoul...


Microsoft just shipped the Release Candidate for TypeScript 7, with the stable release expected next...


Iβm a little further ahead in this project than Iβd like to be to just start a dev log, but I'm goin...


A founder told me last year: "We need admin features shipped by Friday. Can we just hardcode the.....


lode reimplements DVC's hot path in Go with a non-negotiable invariant: byte-identical compatibility...
![[System Design] Uber RAMEN: How Ride-Hailing Apps Push Real-Time Notifications to Millions of Devices](https://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fs7z5yeuon5fvj7ndj468.png)

The Problem: Pushing Instant Notifications to Millions of Devices Answer-first: Uber's...


Go's Type System β Structs, Interfaces, and Life Without Inheritance In part 1 of this...


How I designed a self-hosted reverse proxy that scans LLM traffic for PII, secrets, and prompt injec...


Synchronizer token server-side vs double-submit cookie: when the latter fails, why middleware wire-o...


This is part 2 of 2 in the series Go HTTP middleware from scratch. If you're new to Go types, β read...


I have used job queues my whole developer life without knowing what was inside them. So I built...


Hey everyone, If youβve been building or deploying automated AI agents recently (using frameworks.....


I wrote PHP for about seven years before Go became my main language β Laravel for five of them, Yii2...


I needed fast reflection for a project β stdlib reflect was showing up clearly on the profiler in ho...


Why I'm Learning Go in 2026 (A Java/Kotlin/Rust Engineer's Take) I've spent the better...


Testing in Go β Table-Driven Tests, Benchmarks, and go test Habits In part 5 I built a...


As an engineer with 20+ years of experience working from the silicon upβprogramming bare-metal C,...


Goroutines & Channels β Concurrency Without the JVM's Baggage In part 2 I went through...


Modern backend systems spend enormous effort optimizing databases, tuning queries, and scaling...

My app crashed with 'illegal instruction' β AVX compatibility fixed it It's a developer's...


Every time you start a new ChatGPT or Copilot session, it starts from zero. No memory of what worked...