Kazuki Sakamoto
Software Engineer at facebook
San Francisco, California, United States
Summary
🤩
RockstarKazuki Sakamoto is a seasoned software engineer with 17 years of experience based in San Francisco, specializing in back-end systems, cross-platform mobile integrations, and tooling for developer workflows. He is an active open-source contributor with notable work on high-profile projects like React Native and Yoga, where he aligned multi-language implementations and improved memory and interop patterns. His contributions to MacVim and macOS tooling show deep familiarity with native input method integration and maintaining upstream merges, while projects like OpenCue highlight experience in render-management back-end features. Comfortable across C#, C++, Java, and scripting ecosystems, he blends maintenance discipline with targeted feature development and test automation. Colleagues would call him a pragmatic engineer who quietly improves robustness and cross-platform compatibility in widely used developer tools.
17 years of coding experience
Stackoverflow
13,979reputation
993kreached
338answers
1question
android
top-5%
opengl-es
top-1%
asynchronous
top-5%
iphone
top-5%
multithreading
top-5%
objective-c
top-5%
Github Skills (69)
python10
vimscript10
c1110
integrations10
c1710
javascript10
memory-management10
editor10
api10
front-end-development10
system-integration10
code-editor10
data-integration10
unity3d10
git10
Programming languages (16)
Github contributions (5)
gree/lwf
Oct 2012 - Sep 2015
LWF - Lightweight SWF
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:245 commits, 17 PRs, 33 pushes in 2 years 11 months
Contributions summary:Kazuki primarily fixed bugs in JavaScript files related to the LWF framework, with edits specifically in lwf.js and the csharp/unity and coffee/core directories. They also added LWF-specific code to the C# and C++ core, suggesting familiarity with core LWF engine components. Further, they introduced changes to the tools and Lua bindings, indicating involvement across multiple aspects of the project.
javascriptswf
facebook/yoga
Oct 2016 - Feb 2018
Yoga is an embeddable layout engine targeting web standards.
Role in this project:Back-end Developer & Test Automation Engineer
Back-end Developer & Test Automation EngineerContributions:68 commits, 34 PRs, 96 comments in 1 year 4 months
Contributions summary:Kazuki primarily worked on aligning the C# implementation with the Java JNI implementation, focusing on the implementation of the dispose pattern. They refactored code to align C# implementation with Java JNI implementation, including an improved assert, and they introduced unit tests for P/Invoke integration. Additionally, the user removed unused code and introduced a new API.
followlayoutandroidupdatescross-platform
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