Leon Si
Co-founder & CTO at tunnel (neo '23)
Waterloo, Ontario, Canada
Summary
🤩
RockstarLeon Si is a startup-focused engineering leader and co-founder with eight years of hands-on experience building developer and education-focused products from concept to launch. As CTO at tunnel, he’s helping turn local development environments into collaborative workspaces that unite design, product, and engineering teams. Previously he co-founded Dialect, a live bug-fixing video service, and Tabulo, a touch-driven classroom tool, demonstrating a consistent knack for pairing developer tooling with real-world workflows. Based in Waterloo, Ontario, Leon blends full-stack engineering with product instincts and prefers being in the codebase—his GitHub bio simply reads "dev," hinting at a pragmatic, maker-first approach. He’s comfortable leading small, cross-functional teams and shipping MVPs that validate user needs quickly.
8 years of coding experience
2 years of employment as a software developer
Stackoverflow
26reputation
2kreached
7answers
1question
Github Skills (200)
npm-package10
javascript-framework10
http-client10
vuejs210
tslint10
browser10
api10
html10
json10
karabiner10
child-process10
fetch10
nodejs10
mongodb10
css10
Programming languages (15)
Github contributions (5)
leonsilicon/yabai-master-stack-plugin
Oct 2022 - Oct 2022
Contributions:3 releases, 10 commits, 219 pushes in 1 day
JSLaTeX/ets
Oct 2022 - Jan 2023
Contributions:5 releases, 13 commits, 51 pushes in 2 months
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