Sébastien Marteaux

👋 Hello, I am **Sébastien Marteaux — Senior Product & UX/UI Designer**.

For over 10 years, I have been helping companies and startups designclear, intuitive, and high-performing digital products, created to offer a fluid and engaging experience to their users.

My approach is based on a deep understanding of needs, an iterative design methodology, and rigorous execution, from prototyping to production.

🎯 What I bring to your projects

— **Comprehensive product expertise**, from user research to design system strategy.

— A **team and delivery culture**, acquired with clients such as **LVMH, Ubisoft, Crédit Agricole, Galileo Global Education, and Exaprint**.

— An **impact-oriented design vision**, combining visual consistency, storytelling, and functional performance.

🚀 My expertise

— UX Research & UX Strategy

— UI Design & Design Systems

— Prototyping & User Testing

— Journey Optimization & Conversion

— Product Collaboration with Tech and PO teams

💡 **My goal**: to transform ideas into fluid, consistent, and impactful experiences where every design decision creates value for your users and your business.