Oct 2021 – Dec 2024 · 3 yrs 2 mos · London, England, United Kingdom

• Building React.js
• The library for web and native user interfaces.

Jun 2016 – May 2019 · 2 yrs 11 mos · On-site

• Champion/Author of JS language features such as WeakRefs and Set methods like intersection, union, difference and symmetricDifference.
• Represented V8 and Chrome at TC39 helping maintain and evolve the definition of JavaScript

Jul 2015 – Sep 2021 · 6 yrs 2 mos · California, United States

• If you're reading this page on Chrome/Edge, you're running my code.
• Building V8 - V8 is Google’s open source high-performance JavaScript and WebAssembly engine, written in C++. It is used in Chrome and in Node.js, among others.

May 2014 – Aug 2014 · 3 mos · Mountain View

• Worked on Emscripten, a WebAssembly toolchain, and SDL2, a cross-platform development library used for building AAA games, including many Humble Bundle games.

Aug 2013 – Jul 2015 · 1 yr 11 mos · Georgia

• Built a platform to measure internet performance by detecting filtering and blocking at various levels of the network stack.

May 2012 – Jul 2012 · 2 mos

• Re-architectured major parts of the Kindle Cloud Reader to use a SVG based font rendering and improved performance by 50%.

May 2011 – Aug 2011 · 3 mos

• Worked on Orbot, the Android port of Tor, and developed new UI/UX such as a new setup wizard and data visualizations; and an external library for other third-party apps to route traffic through Tor.

Feb 2011 – May 2015 · 4 yrs 3 mos

• Built tools to collect metrics and analyze the performance of the Tor network.