Freelancer profile translated to English.

Description

Senior React / Next.js Developer- 7 years of experience

I support product teams on high-stakes React / Next.js web applications - performance, scalable architecture, Design System.

**Specialty**: high-traffic e-commerce platforms (+2M visitors/month) - legacy migrations to Next.js, Core Web Vitals optimization (up to +40% measured).

I also work on: B2B SaaS, dashboards, internal tools, complex business applications.

**Recent References**:

Salomon- Redesign of the salomon.com e-commerce platform, migration from Magento to Next.js across 19 countries. International team of 40 developers. Auth0 authentication, Contentful headless CMS, OneTrust consent management, Bazaarvoice product reviews, FluentCommerce order tracking. Contribution to the Design System.

Greenweez- Complete migration of the e-commerce front-end to Next.js for the French leader in online organic products. +40% web performance measured on Core Web Vitals (LCP, INP). Algolia integration for product search engine (autocomplete, facets, ranking). Adyen integration for payments. Creation of the React / React Native Design System.

**What I bring**:

Expertise in migrating legacy e-commerce to Next.js

Web performance and Core Web Vitals optimization

Integration of third-party services (Algolia, Contentful, Auth0, Adyen, OneTrust)

Creation and structuring of Design Systems

Autonomy, rigor, ability to integrate quickly into large teams

**Stack**: React, Next.js, TypeScript, GraphQL, Apollo, TailwindCSS, Node.js, Storybook, Jest, Cypress, Vercel

📍 Freelance - Full remote - Available

Industry field of expertise

Languages

French
Native or bilingual
English
Fluent

Workplace preferences

Can work on-site

Annecy (up to 50km), Paris (up to 10km), Lyon (up to 10km), Nantes (up to 10km), Bordeaux (up to 10km)

Salomon
Front-End Developer
E-COMMERCE
May 2024 - May 2026 (2 years)
Annecy, France
Migration of the Magento e-commerce platform to Next.js for salomon.com (19 countries)

▪ International team of approximately 40 developers
▪ User authentication (Auth0)
▪ Account management (MyAccount / CRM)
▪ Order tracking (FluentCommerce)
▪ Integration of OneTrust (consent), Bazaarvoice (product reviews), Contentful (headless CMS)
▪ Contribution to the Design System

Stack: React, TypeScript, Next.js, CI/CD
Methodology: Agile
React.js Next.js Node.js Typescript JavaScript
Greenweez
Front-End Developer
E-COMMERCE
May 2021 - August 2023 (2 years and 4 months)
Annecy, France
Complete migration of the e-commerce front-end to Next.js for the French leader in online organic products (+2M visitors/month)

▪ +40% web performance after migration (Core Web Vitals, LCP, INP)
▪ Integration of Algolia for the product search engine (autocomplete, facets, ranking)
▪ Integration of Adyen for online payment management
▪ Creation of a React / React Native Design System
▪ GraphQL architecture with Apollo Server
▪ Automated tests (Jest, React Testing Library) with high coverage

Stack: Next.js, React, TypeScript, GraphQL, Apollo, Algolia, Adyen, Storybook, TailwindCSS
React.js Next.js GraphQL TailwindCSS Unit Tests
WiSkillz
Front-End Developer
EDUCATION AND E-LEARNING
May 2020 - December 2020 (7 months)
Grenoble, France
Development from scratch of the MVP for a skill-sharing platform in Vue.js. Design of the front-end architecture and reusable components. User authentication, responsive design, unit and functional tests. Collaboration with the back-end team for database design.
Vue.js CSS3 HTML5 Responsive Integration