Guillaume Simon

enior Product Designer · AI & Design Systems

Salaire / Taux journalier

69300 Caluire-et-Cuire, France

Mobilité : Paris, Lyon

Freelance, ouvert au CDI

Peut venir sur site

Expertises

UX Product DesignFigmaLLMs / Large language modelsDesign System

Langues

Anglais

À propos

Introduction

Senior Product Designer with 20 years of experience. I design AI-powered products and complex interfaces — from LLM-driven tools at Sanofi to design systems used by millions. Available immediately, remote or Lyon.

Liens

Expérience de travail

CX Product Designer

SanofiFreelance

juil. 2025 - juin 2026

1 an

Lyon, France

At Sanofi’s Lyon Accelerator, I design and develop user-centered solutions to enhance the productivity and efficiency of manufacturing sites. My role involves understanding the needs of on-site teams, turning those insights into concrete concepts, and collaborating with diverse profiles — engineers, developers, and subject-matter experts to create innovative, intuitive, and high-impact tools. Objective: to simplify the daily work of production teams while supporting large-scale operational performance. 🚀

Senior Product Designer

Groupe SEBFreelance

avr. 2024 - août 2025

1 an 5 mois

Région de Lyon, France

Senior Product Designer with over 10 years of experience, I work on the group’s digital projects. I’ve designed business applications, complex interfaces, and internal tools that enhance team performance while addressing real user needs. Specialized in UX/UI, I create intuitive, functional, and visually appealing interfaces for web, mobile, and embedded systems. My user-centered approach focuses on usability, visual consistency, and the efficiency of user journeys. My experience enables me to adapt to various contexts and collaborate closely with tech, product, and marketing teams to align business goals with user expectations. I’m also an expert in design systems, a field in which I’ve contributed to the setup and continuous improvement of scalable systems. As part of design system teams, I help define foundations, create and document UI components, manage their integration (HTML, CSS, JavaScript, React, Angular), and contribute to cross-functional governance. I work with tools like Figma, Storybook, and Zeroheight, and apply robust methodologies such as Atomic Design, design tokens (primitives, semantic, component-specific), Figma variables, and versioning to ensure consistency and scalability across products.

Graphic design and UI Design consultant

OMNES Education Campus LyonFreelance

sept. 2013 - juil. 2025

11 ans 11 mois

Lyon, France

Development and monitoring of courses, management of individual or group courses, exercises and practical work.

Senior Product Designer

MichelinFreelance

juil. 2021 - déc. 2024

3 ans 6 mois

Clermont-Ferrand, France

Senior Product Designer with 10+ years of experience designing digital products, internal tools, and complex interfaces that improve team efficiency and meet real user needs. Specialized in UX/UI, I create intuitive, functional, and visually consistent experiences across web, mobile, and embedded systems. I work closely with tech, product, and marketing teams to align business goals with user expectations. I also have strong expertise in design systems: from defining foundations to building and documenting UI components, integrating them (HTML, CSS, JavaScript, React, Angular), and ensuring cross-team governance. I use tools like Figma, Storybook, and Zeroheight, and apply methods such as Atomic Design, design tokens, and versioning to build scalable, maintainable systems.

Formateur

Institut G4

janv. 2008 - juil. 2013

5 ans 7 mois

• Formation aux logiciels UX / UI • Élaboration et suivi de cours, gestion de cours individuels ou en groupe • Exercices et travaux pratiques

Graphiste | Webdesigner

DINAMOH !Freelance

janv. 2007 - oct. 2010

3 ans 10 mois

Lyon, France

Intégré à l'agence digitale Dinamoh, je m'occupe de tous les supports de communication et services digitaux des clients. Clients : Collectors, La compagnie des jardins, Encre Station, Château l'Amont, Iscaleo...

Co-fondateur - Graphiste

Heliopolis

mars 2005 - déc. 2006

1 an 10 mois

Région de Avignon, France

Co-gérant de l'agence web Heliopolis créée sur Avignon, spécialisée dans la création de services digitaux. • Prise de besoin - rendez-vous clients • Création de chartes graphiques • Conception d'interfaces • Suivi d'intégration • Recette graphique et technique • Suivi de planning • Validation budget Clients : Discoteknic, SM2M, Demeures & Châteaux, Properties, Connexion Golf...


Formation

ÉCOLE BRASSART

Design Graphique & Digital

2003 - 2005

3 ans

École de Condé Marseille

Prépa dessin

2002 - 2003

2 ans

Portfolio

Tire Testing

Mobility Data portal

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