Guillaume Cornut is a software engineer based in the Greater Lyon area with 13 years of experience building reliable back-end systems, currently contributing at LumApps. He brings a strong bioinformatics and life-sciences background from long-standing research roles and advanced studies, which informs a data-driven, methodical approach to engineering. Guillaume is an active open-source contributor who has improved type-safe schema generation in the Valibot project by implementing robust conversion logic and comprehensive tests for JSON schema output. Comfortable bridging research and production, he excels at turning complex validation and data-formatting requirements into maintainable code. Colleagues would describe him as a pragmatic problem-solver who blends domain knowledge with engineering rigor.
13 years of coding experience
Licence, Génie Bio-informatique option Biotechnologies et Imagerie biomédicale, Licence, Génie Bio-informatique option Biotechnologies et Imagerie biomédicale at Université de Poitiers
Diplôme Universitaire et Technologique, Génie Biologique option Bio-informatique, Diplôme Universitaire et Technologique, Génie Biologique option Bio-informatique at Université d'Auvergne (Clermont-Ferrand I), antenne Aurillac
The modular and type safe schema library for validating structural data 🤖
Role in this project:
Back-end Developer
Contributions:9 reviews, 4 PRs, 26 comments in 11 months
Contributions summary:Guillaume focused on enhancing the Valibot library's functionality by adding and refining conversion actions. Their work involved writing extensive test cases to ensure accurate conversion of different data types like emails, dates, and numbers to JSON schema formats. This contribution improved the library's capabilities in generating type-safe schemas, particularly for validation purposes. The commits indicate a deep understanding of Valibot's architecture and the JSON schema specification.
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.