Kyle Farnung
Principal Software Engineer at Microsoft
Redmond, Washington, United States
Summary
🤩
Rockstar🎓
Top SchoolKyle Farnung is a Principal Software Engineer with 12 years at Microsoft and a strong background in runtime and native layer development for JavaScript and Node.js. He has deep expertise debugging and hardening engines—contributing to ChakraCore and Node.js core with fixes for time-travel debugging, Promise APIs, N-API improvements, and critical security/stability bugs like use-after-free in TLSWrap. Based in Redmond, he blends systems-level C/C++ work with practical product impact, having also improved robustness in real-world services like Bonobo Git Server. Colleagues rely on him for solving subtle runtime and memory issues and for delivering thread-safe native integrations that enable production-grade JavaScript tooling.
12 years of coding experience
13 years of employment as a software developer
Bachelor of Science, Computer Engineering, Bachelor of Science, Computer Engineering at Rochester Institute of Technology
Stackoverflow
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Github Skills (24)
debugging10
git10
debug10
javascript10
c-language10
windows10
chakra10
git-server10
chakracore10
dotnet-core10
napi10
iis10
nodejs10
cprogramming-language10
csharp10
Programming languages (13)
Github contributions (5)
nodejs/node-chakracore
Jan 2017 - Sep 2018
Node.js on ChakraCore :sparkles::turtle::rocket::sparkles:
Role in this project:
Back-end Developer
Back-end DeveloperContributions:10 releases, 423 commits, 305 PRs in 1 year 8 months
Contributions summary:Kyle's commits focused on porting and fixing issues related to time travel debugging (TTD) in the ChakraCore engine within the node-chakracore repository. The user modified core components, including the `TTRuntmeInfoTracker.cpp` and `TTSnapValues.cpp` files. Their contributions involved integrating and shimming v8 code into the JavaScript runtime to address issues in the inspector, as well as implementing and testing a new `napi_get_uv_event_loop` method for thread safety.
v8-javascript-enginechakracorenode-jsjavascriptrocket
jakubgarfield/Bonobo-Git-Server
Mar 2014 - Jul 2017
Bonobo Git Server for Windows is a web application you can install on your IIS and easily manage and connect to your git repositories. Go to homepage for release and more info.
Role in this project:Back-end Developer
Back-end DeveloperContributions:10 commits, 1 PR, 9 comments in 3 years 4 months
Contributions summary:Kyle focused on improving the Bonobo Git Server's backend functionality and robustness. They addressed issues related to CSS handling in the web application, ensuring virtual paths are correctly accounted for. The user also made the commit details parsing more robust, particularly for handling author/committer signatures, and refactored the application to use DateTimeOffset for timestamp calculations. Furthermore, they fixed a critical issue related to large repository uploads by implementing unbuffered streams and addressing memory limitations.
repositorieswindowsiisweb-appweb-application
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