Valentin Colmant
Expert Software Engineer at Peaksys
Bordeaux, Nouvelle-Aquitaine, France
Summary
👤
Senior🎓
Top SchoolValentin Colmant is an Expert Software Engineer based in Bordeaux, France, specializing in full-stack web development and high-performance front-end engineering. Currently at Peaksys, he leads web performance for the front-end mobile team, delivering a +60% Core Web Vitals improvement and authoring an open-source progressive hydration library for React used on high-traffic sites like cdiscount.com, leboncoin.fr, and H&M. At Cdiscount, he built the Progressive Web App and redesigned the mobile navigation, achieving conversion rates on par with native apps and a 30% reduction in customer journey time. He combines hands-on coding with leadership in code reviews as a React reference, and actively contributes to open-source performance tooling. He earned a Master in Computer Science (Software Engineering) with Mention Bien from Université de Bordeaux, and a Licence in Informatique with Mention Bien from Université François Rabelais de Tours. A JavaScript and web-performance enthusiast, he continuously explores the latest technologies to deliver scalable, reliable web experiences.
12 years of coding experience
6 years of employment as a software developer
Licence, Informatique, Mention Bien, Licence, Informatique, Mention Bien at Université François Rabelais de ToursMaster en informatique, Génie logiciel, Mention Bien, Master en informatique, Génie logiciel, Mention Bien at Université de Bordeaux
English, French
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (10)
preload10
render10
prefetch10
react7
fiber7
code-splitting6
hydration6
server-side6
skip6
react-components5
Programming languages (1)
Github contributions (5)
valcol/react-hydration-on-demand
Dec 2019 - Jan 2023
Contributions:4 releases, 34 commits, 20 PRs in 3 years 1 month
renderprefetchreactprogressive-hydrationtti
valcol/react-without-hydration
Oct 2019 - Jan 2023
Skip the hydration step on the client for a component rendered server side.
Contributions:1 release, 15 commits, 5 pushes in 3 years 2 months
renderprefetchreactskiphydration
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