Luc Leray
Software Engineer at vercel
Summary
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RockstarLuc Leray is an Engineering Manager at Vercel in Paris with 10 years of experience building production web and data-driven systems. He sits at the crossroads of programming and data science, combining an MSc from Centrale Lille and early machine-learning internships with pragmatic engineering. Luc is an active full‑stack and back-end contributor to high‑profile open‑source projects like Next.js and Vercel, where he’s improved dev-mode server behavior, strengthened integration testing and CI, and integrated e-commerce data stacks (e.g., Next.js Commerce with BigCommerce hooks). A former co‑founder and longtime hands‑on engineer, he brings experience across DevOps, testing, and large refactors to improve data fetching and runtime reliability. He’s known for leading teams while still shipping tooling and code that make complex systems easier to operate.
10 years of coding experience
Github Skills (33)
integration-testing10
javascript10
typescript310
components-kit10
ui-components10
testing10
commandline-interface10
command-line-interface10
server-side-rendering10
typescript10
typescript210
next-js10
component-kit10
javascripts10
ci-cd10
Programming languages (9)
Github contributions (5)
vercel/vercel
Jun 2019 - Dec 2022
Develop. Preview. Ship.
Role in this project:
Back-end Developer & DevOps Engineer
Back-end Developer & DevOps EngineerContributions:5 releases, 84 reviews, 166 commits in 3 years 6 months
Contributions summary:Luc primarily focused on testing and integration, specifically adding and verifying integration tests for the "now update" functionality. They added tests for the canary channel and version verification. The user also removed a warning related to missing aliases in now.json and contributed to unifying linting and autoformatting across the test suite. The user demonstrated familiarity with testing frameworks, deployment processes, and code quality improvements.
hostingshipcloudcommandjamstack
vercel/next.js
Jan 2018 - Jul 2021
The React Framework
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:10 reviews, 26 commits, 27 PRs in 3 years 5 months
Contributions summary:Luc primarily contributed to the Next.js framework, focusing on bug fixes and example improvements. They addressed issues related to server behavior in development mode and updated deprecated features in the examples, such as replacing `componentWillReceiveProps` and `props.url`. Their contributions also included integrating URL query parameters with `exportPathMap` and improving the assets size output.
reactbrowserssgserver-renderingjavascript
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