Patrick Walton
Oakland, California, United States
Summary
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Rockstar🎓
Top School
Top expert inRust Ecosystem and Web Development TechnologiesRust Ecosystem Development
Patrick Walton is an R&D-focused software engineer with 16 years of experience building compilers, browser engines, and high-performance graphics systems from Oakland, California. He has driven core work at Mozilla and Meta—leading projects like Stylo/Quantum Style, Pathfinder, and substantial contributions to Servo and WebRender—bringing deep expertise in layout, rendering, and Rust ecosystem design. Patrick is an influential open-source contributor across prominent Rust projects (rand, uuid, winit, bevy) where he modernizes APIs, refactors for language upgrades, and optimizes rendering and IPC performance. His background spans low-level systems (Core Foundation bindings, Mach IPC fixes) to GPU font/vector rendering and engine-level performance tuning, often adding subtle correctness and safety improvements. Colleagues rely on him for clean design and pragmatic refactors that keep libraries compatible with evolving Rust tooling. Beyond code, he communicates technical ideas publicly and has a track record of introducing novel language and engine-level concepts.
16 years of coding experience
14 years of employment as a software developer
B.S., Computer Science, Linguistics, B.S., Computer Science, Linguistics at University of Chicago1 year graduate study, Computer Science, 1 year graduate study, Computer Science at University of California, Los Angeles
english, german, japanese
Stackoverflow
114reputation
10kreached
1answer
0questions
Github Skills (57)
3d-rendering10
ios10
fonts10
lib10
gltf10
game-engine10
game-dev10
testing10
keyword10
css10
configuration-management10
c-string10
glsl10
corefoundation10
render10
Programming languages (19)
Github contributions (5)
servo/font-kit
Jun 2018 - Apr 2020
A cross-platform font loading library written in Rust
Role in this project:
Backend Developer
Backend DeveloperContributions:165 commits, 51 PRs, 135 pushes in 1 year 10 months
Contributions summary:Patrick's commits primarily focused on modifying and enhancing the `font-kit` library. Their contributions involved implementing and refining functionalities related to font handling, particularly within the macOS platform. The user was responsible for improving font metrics and other font properties. Additionally, they added tests to validate the implemented features.
rust
servo/core-foundation-rs
Aug 2012 - Nov 2018
Rust bindings to Core Foundation and other low level libraries on Mac OS X and iOS
Role in this project:Back-end Developer
Back-end DeveloperContributions:109 commits, 15 PRs, 3 pushes in 6 years 3 months
Contributions summary:Patrick primarily contributed to the development of Rust bindings for Core Foundation and related low-level libraries on macOS and iOS. Their contributions included adding support for data types such as booleans and numbers, refactoring code to support existential types, and creating the necessary infrastructure for data structures such as dictionaries. The user's work focused on providing low-level access to Core Foundation functionality via Rust.
corefoundationiosmacosrust
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