American born Canadian. Grew up in Kitchener-Waterloo, Ontario, Canada.

Received an M.Sc. in Computer Science from McMaster University

Lives in Berkeley, California

Lead of Flutter Hot Reload project – a live development environment for the Dart VM with state preserving hot reloading of source code, provides sub-second iteration times for Dart and Flutter (2016)
Lead of Dart VM’s performance analysis tool suite: Observatory (2014)
Defined a performant SIMD computation model for dynamically typed programming languages (2013)
Created a SIMD programming model for the Dart programming language and implemented it in the Dart Virtual Machine, providing 4x speed up to real world applications (2012)
Creator of Move.Me which allowed independent developers to make software that uses PlayStation Move controllers (2011)
Contributed to Bullet physics engine (2008)
Invented inotify, an efficient file system notification subsystem for the Linux kernel (2005)