Yann Petitjean
Paris, Ile-de-France
Summary
👤
Senior🎓
Top SchoolYann Petitjean is a Paris-based entrepreneur and full-stack developer with 11 years of experience building Rails and React products and helping startups ship web MVPs. After contributing to clinical and scheduling products at Doctolib, he now builds a Rails-based Shopify app while coaching founders as an independent consultant and teacher at Le Wagon and IAE. He combines hands-on engineering with product scoping and sprint planning experience, gained both in startups (co-founder of TornaJob) and high-velocity teams. Yann also teaches no-code and Ruby on Rails, bridging technical delivery with practical entrepreneurship — a background that helps founders pick the right tradeoffs between speed and maintainability.
11 years of coding experience
5 years of employment as a software developer
Programme Savane, Programme Savane at Join LionMaster 1 Innovation Numérisation et Developpement Territorial, Master 1 Innovation Numérisation et Developpement Territorial at Université Côte d'AzurInformatique, Informatique at 42 ParisMaster 2 Innovation et Création d'Entreprise, Entrepreneuriat / études entrepreneuriales, Master 2 Innovation et Création d'Entreprise, Entrepreneuriat / études entrepreneuriales at IAE Paris-EstDeveloppeur Ruby on Rails, Programmation informatique, Developpeur Ruby on Rails, Programmation informatique at The_Hacking_Project
Stackoverflow
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0reached
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Github Skills (147)
expressjs10
tray10
material-ui10
chat10
automation10
socket10
currency10
choices10
marketplace10
agent10
ifttt10
zapier10
headers10
llm10
driver10
Programming languages (7)
Github contributions (5)
Segolene-Alquier/Dating-app_Node-React
Oct 2019 - Mar 2020
💘Dating app with inclusive gender choices, chat and real-time notifications built with Node (Express), React, Socket.io & Material-UI
Contributions:275 commits, 119 pushes, 34 branches in 4 months
dating-appexpressnotificationschoicesreactjs
yann120/fillit
Jan 2019 - Mar 2020
Contributions:30 pushes, 1 branch in 1 year 2 months
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