portfolio
a bunch of things I've built, big and small :)
Alloverse company · 2021
Open-source collaborative VR workspace. Build and share 3D apps in a shared virtual place. 
Firewall game · 2023
Two-player NES game. Dodge and push your opponent into closing firewalls on a 48KB cartridge. 
Just Ten Breaths app · 2025
Minimal macOS menu bar app that gently reminds you to take breathing breaks during focused work. 
Lookback company · 2013
User research platform co-founded from a tool built at Spotify for recording mobile UX sessions. 
Spotify employment · 2011
For a while, I was Spotify's only iOS developer. The iPad app is my finest creation. 
Dubious Arcade game · 2022
Warioware-like arcade game, built at Ludum Dare 51 with Dubious Potions. 
OverPing app · 2017
macOS app that pings the internet every second and displays latency as a bar graph. 
CoreDragon library · 2014
Cross-app drag-and-drop for iOS, born at a Spotify hackweek. Deprecated after iOS 11. 
Flightradar24 employment · 2026
The world's most popular flight tracker. Worked on the iOS app. 
SPAsync library · 2013
Promises/futures library for Objective-C with a clean, composable API.
NevBikeLights hardware · 2015
Arduino-based custom bike lights with Bluetooth, built on M5Atom.
Catharsis game · 2022
Procedural VR game exploring emotions. Ludum Dare 50 with Dubious Potions. 
Cerfing library · 2011
JSON-over-sockets RPC protocol for Objective-C. Named after Vint Cerf.
