Jonathan Trang
Front End Developer (Freelance) at PhotoRoom
Paris, Ile-de-France
Summary
👤
Senior🎓
Top SchoolJonathan Trang is a seasoned Front End Developer with 12 years of experience crafting performant, accessible React and TypeScript applications for startups and large products across Paris. He excels at modernizing codebases—migrating to strict TypeScript, introducing Redux Toolkit, Storybook and GraphQL codegen—and shipping user-facing features from real-time messaging to media upload flows. A fast, detail-oriented engineer and touch-typing enthusiast (138 WPM), he blends speed with thoughtful engineering: improving typesafety, reducing complexity with discriminated unions, and solving tricky cross-browser and z-index issues. As a frequent freelancer he has helped teams at Zenly, leboncoin, PhotoRoom and others, and won Angular Fight at VivaTech 2018. He also builds playful side projects like TypeFaster that reveal his focus on UX and competitive interaction design.
12 years of coding experience
13 years of employment as a software developer
Diploma in Technological Studies, Computer Science, Diploma in Technological Studies, Computer Science at IUT OrsayEngineer's degree, Computer Science, Engineer's degree, Computer Science at Université de Technologie de Compiègne (UTC)
English
Github Skills (200)
testing10
component-library10
visual-studio10
e2e10
browser10
react-testing-library10
json10
fetch10
nodejs10
svelte10
svelte-testing-library10
workspaces10
component-testing10
code-generator10
yarn-workspaces10
Programming languages (11)
Github contributions (5)
jon301/jon301.github.io
Feb 2016 - Mar 2019
Personal Website
Contributions:96 pushes, 1 branch in 3 years 1 month
react
jon301/dotfiles
May 2015 - Oct 2022
Contributions:85 commits, 199 pushes, 2 branches in 7 years 5 months
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