Freelancer profile translated to English.
Back to original languageAbout Guillaume
Typescript React / Next.js Developer | UI/UX & SaaS Enthusiast
Passionatefrontenddeveloper, I design modern, fluid, and pixel-perfect interfaces, with a particular focus on user experience. With4 years of experience(including 3 in companies and 1 year on personal projects), I useReactandNext.jsto transform ideas into high-performing, intuitive, and scalable products.
I have a strong interest inSaaSproducts, both technically and functionally. Understanding product challenges, improving onboarding, optimizing user experience, or proposing effective and consistent interfaces at scale are challenges I enjoy tackling.
A true sensitivity to product consistency. My experience in startups, freelancing, and more structured tech teams has allowed me to be comfortable in various environments and to quickly add value.
French
Native or bilingual
English
Native or bilingual
Can work on-site
Paris (up to 10km)
Experience
- JOIN StoriesTypescript React + Nest.js DeveloperApril 2026 - Today (4 months)Paris, France-Implemented self-serve with Stripe. Option to have a subscription, feature limitations, and widget deactivation upon reaching a threshold. Invoices, quota summaries. Prorated upgrades, scheduled downgrades. Managed free trial and freemium.
- ForstaTypescript React + Node.js DeveloperSOFTWARE PUBLISHINGNovember 2022 - November 2024 (2 years)Oslo, Norway
Worked on an interactive dashboard in React.
Maintenance and evolution of data widgets: adding new features to key components (KPIs, charts, tables, Figma-like canvas, DataGrid).Deployment of an accessible canvas widget through UI improvements, major bug fixes, and new feature additions:Interactive switch system.Dynamic elements that can change style based on the value of other tiles.Implementation of chart tiles (pie, bar, line).CDL Compiler &System Visual Design**: ability to create a **dashboardeither via an intuitive visual interface or via a proprietarycompilation language(Forsta).Setup and management of theDesign Systemto ensure consistency,performance**, and **scalabilityof interfaces. - ScorpultingTypescript React & Next.js DeveloperDIGITAL AND ITFebruary 2022 - July 2022 (5 months)Télétravail
Development of the agency's website in Next.js
Frontend integration: implementation of modern and efficient interfaces withNext.jsandSCSS**, respecting mockups and optimizing for **SEOand performance.Custom back-office: design and development of a CMS based onStrapiwith **GraphQL**, allowing the internal team to easily manage content (articles, jobs, media) autonomously.
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Education
- Web Developer BachelorHETICL’accent est porté sur l’enseignement pratique des fondamentaux de la programmation et de l’UX/UI, du développement front et back-end, en passant par la gestion de projet en équipe et le devops.
- DUT MMIIUT du Limousin2021Formation pluridisciplinaire du web: -développement web -communication -graphisme/design