Thibaud Guillaume-gentil is a Senior Software Engineer with 17 years of hands-on experience building and scaling Ruby on Rails applications, currently splitting time between GateMedia and maintaining an open-source CSA management platform. A prolific open-source contributor, his gems have been downloaded over a billion times and he has driven core enhancements across widely used projects like Guard and Listen, improving cross-platform file-watching and test automation. He blends deep backend expertise with release stewardship and long-term maintenance—evidenced by multiple version bumps, compatibility work for RSpec, and robustness fixes for video parsing libraries. Based in La Chaux-de-Fonds, Switzerland, he favors community-driven, mission-oriented software and quietly balances consultancy and product work while leading engineering efforts at organizations ranging from Dailymotion integrations to electric mobility startups.
17 years of coding experience
Bachelor+ Software Engineering, Bachelor+ Software Engineering at HE-ARC, Engineering School
High School Diploma Maturity Scientific (Type C), High School Diploma Maturity Scientific (Type C) at Lycée Denis-de-Rougemont
Guard::RSpec automatically run your specs (much like autotest)
Role in this project:
Back-end Developer
Contributions:256 commits in 4 years 2 months
Contributions summary:Thibaud primarily contributed to the `guard-rspec` project by modifying the core functionality to support different RSpec versions and configurations. This involved updating the code to accommodate changes in RSpec APIs, adding options for features like DRb, bundler control, and color output, and integrating support for different formatters like instafail and various test environments (RVM, etc.). The user also bumped the project's version multiple times, indicating responsibility for managing releases and dependencies.
The Listen gem listens to file modifications and notifies you about the changes.
Role in this project:
Back-end Developer
Contributions:410 commits, 1 PR, 2 pushes in 6 years 2 months
Contributions summary:Thibaud focused on refactoring and modifying core files related to the project's functionality, renaming and restructuring key components. They implemented changes related to the project's build system, adding ignored file paths and filters. Furthermore, the user added support for a polling adapter to enable the project on several platforms, making it more portable, and also made adjustments to various aspects of the internal workings to improve overall efficiency.
notifiesruby-gemrailsmodificationsruby
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Thibaud Guillaume-gentil - Senior Software Engineer (80 ) at Algrano