Leo Horie
Staff Software Engineer at Uber
San Francisco, California, United States
Summary
🤩
Rockstar🎓
Top SchoolLeo Horie is a Staff Software Engineer in San Francisco with 14 years building scalable web platforms and developer tooling at companies like Uber, where he led the design and deployment of Jazelle, a Yarn/Bazel-based monorepo manager that underpins Uber’s parallelized CI and policy enforcement for 1,000+ projects. He authored the popular Mithril.js framework and has produced full-stack frameworks and automation tooling (Fusion.js) that improve productivity and security at scale. Leo balances hands-on engineering—shipping front-end and back-end systems—with mentoring, interviewing, and documentation efforts that raise org-wide quality. His background in electronics and communications gives him a pragmatic systems perspective that surfaces in infrastructure, CI, and developer experience work.
14 years of coding experience
11 years of employment as a software developer
Electronics and Communications Technologist, Electrical, Electronics and Communications Engineering, Electronics and Communications Technologist, Electrical, Electronics and Communications Engineering at Humber College
English, Portuguese, French
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (157)
testing10
javascript-framework10
runner10
javascript10
ecma10
ecmascript10
javascript-tools10
router10
fusionjs10
virtual-dom10
server-side-rendering10
wait10
facebook10
fusion10
react10
Programming languages (13)
Github contributions (5)
fusionjs/fusion-plugin-react-router
Jan 2018 - Mar 2019
Migrated to https://github.com/fusionjs/fusionjs
Contributions:31 commits, 26 PRs, 17 pushes in 1 year 1 month
fusionjsfusion
uber-web/jazelle
Jul 2019 - Jan 2023
Incremental, cacheable builds for large Javascript monorepos using Bazel
Contributions:71 reviews, 262 commits, 124 PRs in 3 years 7 months
bazeljavascript
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