Jean-baptiste Giraudeau
System Administrator & Devops
France
Summary
🤩
Rockstar🎓
Top SchoolJean-baptiste Giraudeau is a seasoned System Administrator and DevOps engineer with 13 years of experience building reproducible, nix-driven infrastructures and reliable deployment pipelines, notably for the Cardano ecosystem at IOHK. He writes maintainable backend software with a functional-first mindset, leveraging strong typing in Scala, Haskell and Rust, and contributes to high-profile open-source projects like ZIO, Scalaz and has helped shape haskell.nix. Equally at home improving CI/CD, cross-platform builds and NixOS services as he is optimizing runtime performance and typeclass abstractions, he blends SRE rigor with deep functional-programming expertise. A regular contributor to free software, he often focuses on build reproducibility, static musl builds and developer experience improvements that pay off across teams.
13 years of coding experience
15 years of employment as a software developer
Master of Engineering - Ecole des Mines de Nantes, Organization and Management of Information Technologies, Master of Engineering - Ecole des Mines de Nantes, Organization and Management of Information Technologies at IMT Atlantique
French, English, Italian
Github Skills (46)
asynchronous10
semigroup10
docker10
nix10
scripting10
async10
monoid10
scalaz10
configuration-management10
nixos10
zio10
dockers10
java10
cicd10
scala10
Programming languages (19)
Github contributions (5)
functionaljava/functionaljava
Mar 2015 - Nov 2019
Functional programming in Java
Role in this project:
Back-end Developer
Back-end DeveloperContributions:207 commits, 126 PRs, 115 pushes in 4 years 7 months
Contributions summary:Jean-baptiste primarily contributed to the functionaljava project by adding new features and improving existing code related to functional programming concepts in Java. The contributions include adding a bimap function to the Either class, refactoring code related to equality checks by utilizing helper methods, and deprecating a method. Furthermore, the user contributed new optics and also optimized the code.
property-based-testingopticsfunctional-programmingmonoidalgebra
IntersectMBO/cardano-node
Jun 2019 - Jan 2023
The core component that is used to participate in a Cardano decentralised blockchain.
Role in this project:DevOps Engineer & Backend Developer
DevOps Engineer & Backend DeveloperContributions:63 reviews, 239 commits, 137 PRs in 3 years 7 months
Contributions summary:Jean-baptiste primarily contributed to the NixOS configuration of the cardano-node, implementing and refining a service definition. They set up the initial NixOS service, added support for various features like systemd socket activation, and enabled multi-instance support. The user also made adjustments to address potential binding issues and enhance overall functionality of the service.
core-componentblockchainplutusdecentralisedcardano
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