Writing

Notes on building software — from shipping my own products to the things I learn along the way.

• Jun 20, 2026

  Building FotoCraft: real-time composition guidance on iOS

  How I shipped a SwiftUI app that teaches photography composition with on-device camera overlays, haptics, and OpenAI Vision scoring.

  • Swift
  • SwiftUI
  • OpenAI Vision
  • iOS
• May 8, 2026

  Running LLMs locally and in the cloud: a fallback strategy

  Document Explainer supports OpenAI in the cloud and Ollama on your own machine. Here's how I architected the smart fallback between them.

  • Node.js
  • OpenAI
  • Ollama
  • Supabase