Co-creator of Ember.js (transcribed as 'Hooda' / 'he'), early Rails contributor, and active open-source leader. Featured heavily in the panel: Microsoft asked him to work on LinkedIn's performance; he spent months in his garage rewriting Ember's Glimmer rendering engine in Rust and compiling it to WebAssembly, then presented the experiment at EmberConf, showing a 0.3–0.5× better initial load time.