Grégoire Geis
Software Engineer at Seoul Robotics
Seoul, South Korea
Summary
🤩
Rockstar🎓
Top SchoolGrégoire Geis is a software engineer with 11 years of experience building cross-platform, systems-level software from research prototypes to production at companies including Google, YouTube, and Seoul Robotics. He blends strong academic foundations in cybersecurity and computer engineering with hands-on work in version-control internals, having contributed Windows compatibility fixes and new features to the Git-compatible jj VCS. Comfortable in both research and product settings, he has implemented type-checking and temporal logic engines during internships and shipped scalable engineering work at large tech firms. Based in Seoul, he specializes in backend and platform interoperability, often tackling subtle OS-specific and integration issues that surface only at scale. Colleagues describe him as a pragmatic problem-solver who translates deep technical knowledge into reliable tooling and testable platforms.
11 years of coding experience
3 years of employment as a software developer
Computer Systems Networking and Telecommunications, Computer Systems Networking and Telecommunications at Algebra University CollegeComputer Engineering, Computer Engineering at Sejong UniversityMaster of Science in Engineering - MSEng, Cybersecurity and Systems, Master of Science in Engineering - MSEng, Cybersecurity and Systems at EPITA: Ecole d'Ingénieurs en Informatique
English, French, Korean, German, Japanese, Korean
Stackoverflow
141reputation
58kreached
4answers
3questions
Github Skills (14)
windows10
j10
git10
rust10
testing9
cli8
google-sheets6
generics6
exceptions6
fody6
android-room6
cil6
android6
google-sheets-api6
Programming languages (20)
Github contributions (5)
jj-vcs/jj
Apr 2023 - Jun 2023
A Git-compatible VCS that is both simple and powerful
Role in this project:
Backend Engineer
Backend EngineerContributions:25 reviews, 12 PRs, 6 pushes in 2 months
Contributions summary:Grégoire primarily focused on addressing platform-specific issues and improving the codebase's compatibility across different operating systems, particularly Windows. Their commits fixed warnings related to unsafe code blocks and unused functions. They also made modifications to the test suite to ensure it runs successfully on Windows-GNU environments and resolved Git/SSH integration problems. Furthermore, the user added functionality to the `jj sparse set` command.
hacklangvcsversion-controlsubversiongit-client
71/dotfiles
Feb 2018 - Dec 2022
Contributions:84 commits, 100 pushes, 8 branches in 4 years 11 months
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