Zero Cho
Member Of Technical Staff at OpenAI
California, United States
Summary
🤩
Rockstar🎓
Top SchoolZero Cho is a versatile software engineer and manager with 18 years of experience building web, mobile, and system-level software, now working on fleet scheduling at OpenAI. He has led teams at Robinhood, co-founded a startup, and contributed to high-scale web efforts at Twitter, while maintaining deep hands-on skills in Ruby on Rails, iOS/Android, and kernel/system programming. Notably, he implemented GDB extensions to debug smartphone kernel panic memory dumps—generating summarized reports, screenshots, and process-aware symbol loading—showing rare cross-domain expertise. An active open-source contributor, he improved PyInstaller’s PyUSB support and localized popular developer tooling into Traditional Chinese, reflecting both systems chops and attention to developer experience. Based in California with advanced CS training from Georgia Tech and National Tsing-Hua, he blends research-grade rigor with product-focused delivery.
17 years of coding experience
13 years of employment as a software developer
Master, Computer Science, Master, Computer Science at National Tsing-Hua UniversityMaster's degree, Computer Science, Master's degree, Computer Science at Georgia Institute of TechnologyBachelor, Communication Engineering, Bachelor, Communication Engineering at National Central UniversityTaipei Municipal Cheng-Kung Senior High School
English, Chinese, Mandarin
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (14)
packaging10
ctypes10
hook10
localization10
usb10
chinese-traditional10
bundle10
python-exec10
python10
hook-form10
build-automation9
cygwin9
html9
git7
Programming languages (16)
Github contributions (5)
jlord/git-it
Aug 2014 - Sep 2014
:computer: :mortar_board: Learn Git and GitHub. Try the new desktop version →
Role in this project:
Localization / Internationalization Specialist
Localization / Internationalization SpecialistContributions:6 commits in 1 month
Contributions summary:Zero primarily contributed to the translation of the "git-it" learning project into the zh-tw (Traditional Chinese) language. Their commits involved modifying existing HTML files to adapt the content and terminology. The user focused on translating tutorial steps, challenges, and tips, demonstrating a focus on making the learning material accessible in another language. They also reverted changes related to build processes, suggesting they might have encountered issues during the localization process.
learn-gitelectrondesktopmortargit-gui
pyinstaller/pyinstaller
Apr 2012 - Apr 2012
Freeze (package) Python programs into stand-alone executables
Role in this project:Back-end Developer
Back-end DeveloperContributions:8 commits in 2 days
Contributions summary:Zero primarily contributed to improving PyInstaller's support for PyUSB. They added hooks and runtime hooks to ensure PyUSB libraries are correctly bundled and loaded within the created executables. The contributions involved resolving library dependencies, particularly for libusb on various platforms like Windows, macOS, and Cygwin. Furthermore, they refactored existing code, improved comments, and added test cases.
pythonstandrevit-apisetuptoolspython2
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