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Database internals every application engineer should understand

Rows become pages, indexes become trees and updates become new versions. A practical tour of what happens below your SQL.

Systems6 min read

Kafka is a log, not magic: follow one event end to end

Partitions, replicas, offsets and consumer groups become much easier to operate when you trace what actually happens to one event.

Engineering5 min read

Reliable software engineering in the age of AI

AI can produce more code than a team can safely understand. Reliability comes from turning speed into small changes, strong evidence and boring recovery paths.

Graphics5 min read

3D rendering in React Native with Three.js

A practical architecture for putting interactive 3D into an Expo app — from the render stack and asset pipeline to mobile performance budgets and fallbacks.

Engineering2 min read

Expo or bare React Native? Choose what you want to own

Expo and native code are no longer opposites. The real choice is how much of the iOS and Android project your team wants to maintain by hand.

iOS2 min read

What it takes to put your app in the Dynamic Island

The Dynamic Island is powered by Live Activities, not a floating React view. Here is the small native stack and product plan you actually need.

Wearables2 min read

One product, two wrist apps: Apple Watch and Wear OS

A phone app does not automatically become a watch app. Build one focused wearable experience, then implement it with each platform's native strengths.

Language1 min read