Android LLM client architecture in 2026
A mobile-first architecture guide for Android LLM clients, covering local models, remote models, streaming UI, memory, privacy, cost, and failure modes.
Index · 01
Engineering manager.
Android engineer.
Full-stack and iOS for fun.
San Francisco. Engineering Manager at Speak. Before that, Android at Amazon, Verkada, Slack, and Square. Outside of work I build small things, mostly with Claude Code. Writing at /blog.
Writing
All posts ↗Featured series
System design for mobile engineers
A public notebook on mobile-first system design: local state, sync, push, offline behavior, APIs, and where client and server ownership meet.
AppFunctions for Android Developers: Android's MCP Moment for Mobile Apps
A practical look at Android AppFunctions as a mobile MCP-style layer: what changed, how typed app actions work, and what Android teams should expose first.
Design a spoken English practice app for mobile engineers
A system design pass for TalkLooper, a spoken English practice app: why the first MCP version was elegant, why transcript-only analysis broke down, and how I would redesign the loop around raw audio, consent, speech events, and practice feedback.
Playground
All tools ↗Sync Chaos Lab
WIPBreak a mobile app on purpose, then replay the safer client design for offline conflicts, duplicate taps, and stale cache.
Remote Compose builder
WIPDrag components into a tree, edit props, and watch a Kotlin captureSingleRemoteDocument block generate live.
Projects
All projects ↗
Prism
LIVEDaily memory puzzle. Tiles vary by shape, color, and fill, and you have to remember the sequence across all three. Live on App Store and Google Play.