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Senior Engineering Manager
20+ years at Adobe building platforms used by millions. Now building iOS apps, writing technical books, and contributing to open source.
Books and apps I've written and released
ElectroSpotmatic delivers manual photography on iOS with intuitive rotary controls for ISO, focus, and exposure, designed for one-handed use. Shoot photos in Standard HEIF/JPEG for easy sharing or step up to DNG RAW and ProRAW (on supported devices) for maximum editing latitude. Capture HDR video. Use the light meter mode to meter while using your film camera.
Sessions-AI is a private AI chat app that runs entirely on your iPhone, iPad, or Mac. No cloud servers, no account required—just choose a model, start a conversation, and keep full control of your data.
SpotmaticMagic brings advanced computational photography to any camera. Import a sequence of images from your device or Photo Library, and apply powerful, desktop-class algorithms like Focus Stacking, HDR Fusion, Astrophotography Stacking, and Motion Removal right on your iPhone, iPad, or Mac.