Chris Hopman
Software Engineer at Facebook
Mountain View, California, United States
Summary
🤩
Rockstar🎓
Top SchoolChris Hopman is a seasoned software engineer with 18 years of experience building robust mobile and systems software, currently at Facebook in Mountain View. He has deep Android expertise, contributing to high-profile open-source projects like React Native and Litho where he fixed race conditions, improved testing and JNI foundations, and helped stabilize non-deterministic build outputs. Previously he led Chrome Reader Mode at Google and ported and modernized the GUI for the award-winning game Battle for Wesnoth, demonstrating both product-focused engineering and performance-minded algorithm work. His background in computer vision research and dual degrees in Computer Science and Mathematics give him a strong foundation in both low-level systems and applied research. Colleagues know him for “building things that build things”—improving developer-facing infrastructure and making large codebases more reliable.
18 years of coding experience
7 years of employment as a software developer
BSc, Computer Science and Mathematics, BSc, Computer Science and Mathematics at University of Wisconsin-Madison
Stackoverflow
2,092reputation
249kreached
40answers
0questions
algorithm
top-5%
Github Skills (19)
c-language10
java-native-interface10
mobile-development10
react-native10
glog10
android-development10
java10
javas10
android10
litho10
cprogramming-language10
annotations9
testing9
algorithm9
annotation-processing9
Programming languages (10)
Github contributions (5)
facebook/react-native
Feb 2016 - Jan 2017
A framework for building native applications using React
Role in this project:
Mobile Developer (Android)
Mobile Developer (Android)Contributions:55 commits, 6 comments in 11 months
Contributions summary:Chris made several contributions to the React Native Android platform, focused on improving testing and overall system stability. They addressed race conditions in catalyst tests by modifying the application holder. Further, the user updated the codebase by integrating glog for logging purposes. Finally, they contributed to code refactoring efforts by making adjustments related to JSExecutorFactory.
reactnative-applicationsmobile-developmentreact-nativeandroid
facebook/litho
Mar 2017 - May 2017
A declarative framework for building efficient UIs on Android.
Role in this project:Mobile Developer (Android)
Mobile Developer (Android)Contributions:6 commits in 1 month
Contributions summary:Chris contributed to the Facebook Litho UI framework, a declarative UI system for Android. Their work primarily involved contributing to core foundational classes and libraries. The commits included the creation of core Java JNI components, and modifications to existing files within the `fbjni` directory, as well as modifications to the Litho processor to fix non-deterministic output.
uisdeclarativeandroid
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