Practical iOS engineering, AI agents, SwiftUI, and dev tooling.

I write deep dives and working systems for developers who value quality, iteration speed, and scalable codebases.

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Latest writing on AI agents, SwiftUI, iOS tooling, and product notes.

I built mafifi.dev (and accidentally built a blog platform)

A practical, slightly chaotic story about migrating my blog from Astro to TanStack Start on Cloudflare Workers — with Content Collections + safe-mdx + Prose UI powering MDX, prerendered routes, and the boring-but-important stuff (SEO, RSS, sitemap, OG images) automated.

Feb 2, 2026•18 min read