Maël Nison
Staff Software Engineer at Mistral AI
Saint-Herblain, Pays de la Loire, France
Summary
🤩
Rockstar🎓
Top SchoolMaël Nison is a Staff Software Engineer with 14 years of experience focused on developer experience, currently at Mistral AI after senior DevX leadership at Datadog. He is the lead maintainer and project steward of Yarn (Berry), a million-plus user open-source project, and has driven Plug'n'Play support across major frameworks like Gatsby, Next.js and Create React App. His contributions span build tooling, package managers and Node core—ranging from optimizing webpack and install caches to implementing low-level filesystem features like lutimes—demonstrating rare breadth from systems work to DX. Based in Saint-Herblain, France, he pairs cross-company coordination and contributor mentorship with hands-on engineering to boost developer productivity and application stability.
14 years of coding experience
12 years of employment as a software developer
Google Academy, Marketing, Google Academy, Marketing at HECEpitechExchange student, Computer Engineering, Exchange student, Computer Engineering at Concordia University
French, English
Stackoverflow
7,233reputation
4.1mreached
78answers
85questions
angularjs
top-5%
yarnpkg
top-5%
Github Skills (74)
dependency-management10
zero-configuration10
node-js10
pnpm10
package-managers10
package-management10
testing10
file-systems10
next-js10
file-operations10
webpack410
build-automation10
webpack-410
webpack210
webpack310
Programming languages (29)
Github contributions (5)
nodejs/corepack
Mar 2020 - Jun 2022
Zero-runtime-dependency package acting as bridge between Node projects and their package managers
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:1 release, 117 reviews, 87 commits in 2 years 3 months
Contributions summary:Maël primarily contributed to the `corepack` repository, which acts as a bridge between Node projects and their package managers. The contributions involved improvements, bug fixes, and refactoring of the codebase. Specific commits include fixing entry points, updating shimming mechanisms, and implementing transparent commands. Additionally, the user worked on improving the tests.
package-managersyarnactingmanagerszero
yarnpkg/yarn
Feb 2017 - Sep 2022
The 1.x line is frozen - features and bugfixes now happen on https://github.com/yarnpkg/berry
Role in this project:Back-end Developer & DevOps Engineer
Back-end Developer & DevOps EngineerContributions:28 releases, 383 commits, 666 PRs in 5 years 7 months
Contributions summary:Maël contributed to bug fixes and feature implementations within the Yarn package manager project. They addressed issues related to character escaping in the base reporter, and optimized the cache path. Further, they added lifecycle hooks and implemented offline mirror functionality, improving the build process. The user also worked on various test enhancements and refactoring, demonstrating a focus on improving the core functionality and maintainability of the project.
berryyarnjavascriptpackage-managerfrozen
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