Johan Le Roch
Co Founder at JohanCode
Greater Paris Metropolitan Region France
Summary
👤
Senior🎓
Top SchoolJohan Le Roch is a founder and front-end engineer with 10 years of experience building polished React and React Native interfaces for startups and fintech products. He leads Atrakt to help professionals stand out on LinkedIn while coaching freelance developers through JohanCode, pairing technical craft with personal positioning to attract higher-value clients. Technically he has driven complex UI work at Mangrove Exchange (DEX features and charts) and contributed UX-focused components to open-source projects like react-native-map-link. Comfortable shipping product features end-to-end, Johan blends pixel-perfect front-end skills with product thinking and a track record of launching tools and companies from prototype to production. Based in Paris, he uniquely combines hands-on React expertise with a knack for turning developer experience into marketable services.
10 years of coding experience
13 years of employment as a software developer
Master's degree Software Architect, Master's degree Software Architect at ENI Ecole InformatiqueBachelor of Applied Science (BASc) Design and Conception of Applications, Bachelor of Applied Science (BASc) Design and Conception of Applications at Université de Bretagne Occidentale
English, French
Github Skills (8)
react-native10
ui-design10
javascript9
ios8
maps8
mobile8
android8
mobile-development8
Programming languages (7)
Github contributions (5)
tschoffelen/react-native-map-link
May 2018 - May 2018
🗺 Open the map app of the user's choice.
Role in this project:
Front-end Developer
Front-end DeveloperContributions:16 commits, 2 PRs, 6 comments in 6 days
Contributions summary:Johan primarily focused on implementing UI components and features for the React Native application. They introduced a modal component and refactored and styled existing components. Key contributions involved creating a popup component to display map app options and adding features to customize the dialog and user experience. The user also worked on integrating external libraries for a better user experience.
reactreact-nativeandroidmapios
johanleroch/atka-website
Jul 2022 - Aug 2022
Atka public website
Contributions:5 reviews, 17 PRs, 86 pushes in 1 month
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.