Sylvain Hamann
Senior Front-end Developer at Shopify
Montreal, Quebec, Canada
Summary
🤩
Rockstar🎓
Top SchoolSylvain Hamann is a senior front-end developer with 11 years of experience building accessible, high-performance React UX for major products at Shopify, Meta, Hopper and Ubisoft, now based in Montreal and working remotely. He specializes in customer-facing admin portals and account experiences, championing accessibility, test coverage and modern monorepo tooling (Next.js, Turbo, Playwright) to deliver robust production launches. A contributor to Shopify’s Quilt library, he’s implemented practical React hooks and fixed nuanced form validation and meta tag behavior for widely used component tooling. Comfortable mentoring teams, running cross-discipline projects and moving legacy apps to modern stacks, he pairs strong front-end craft with a data-minded background from his studies in computer science and decision statistics. Notably, he blends enterprise-scale experience with startup speed—repeatedly shipping portal and marketing launches within six months while setting foundations for long-term maintainability.
11 years of coding experience
10 years of employment as a software developer
DUT Statistique et Informatique Décisionnelle, DUT Statistique et Informatique Décisionnelle at Universite de LorraineMaster 2 Informatique - Conception et Intégration Multimédia, Master 2 Informatique - Conception et Intégration Multimédia at Université Lumière Lyon 2
French, English, Spanish, Korean, Japanese
Stackoverflow
251reputation
17kreached
4answers
5questions
Github Skills (15)
typescript10
javascript10
typescripts10
react-hooks10
react10
typescript-types10
html7
callback6
expo6
css6
google-search-console6
google-api6
google-oauth6
focus6
angularjs6
Programming languages (3)
Github contributions (5)
Shopify/quilt
Oct 2019 - Apr 2021
[⚠️ Deprecated] A loosely related set of packages for JavaScript/TypeScript projects at Shopify
Role in this project:
Front-end Developer
Front-end DeveloperContributions:35 reviews, 10 commits, 14 PRs in 1 year 6 months
Contributions summary:Sylvain primarily contributed to the front-end development of the Shopify Quilt project, focusing on React components and hooks. Their work included implementing new React hooks like `usePrevious` and `useMedia`, and modifying existing components related to form handling, specifically fixing list validation issues. The user also addressed meta tag management and related testing, enhancing the overall functionality and maintainability of the project's React components.
react-modaljavascriptshopify-apijavascript-typescriptcjs
sylvhama/multi-directional-navigation
May 2020 - Oct 2022
Navigate in any direction via your keyboard and its arrow keys ⇦ ⇧ ⇨ ⇩ or a gamepad or your voice!
Contributions:100 commits, 72 pushes, 1 branch in 2 years 4 months
reactgamepadnavigatespeech-recognitionarrow
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