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Sylvain DionSD

Sylvain Dion

UI Designer Senior & Design System Manager

€350/day
Melun, FR
15+ years

Average response time: 1 hour

Freelancer profile translated to English.
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About Sylvain

UI Designer Senior & Design System Manager — 15 years of experience

Looking for a Senior UI Designer capable of creating effective, modern, and consistent interfaces?
I can assist you in designing your websites, mobile applications, or digital tools, by implementing robust design systems tailored to your needs.

With over 15 years of experience in demanding pure player environments, I am accustomed to working on scalable, complex, and high-value-added projects. This experience allows me to bring you both:

A strategic vision (branding, guidelines, overall consistency)

Operational expertise (UI design, integration, interface optimization)

An agile and flexible approach to easily integrate with your teams and work methods.

✅ What I can do for you

Creation or redesign of your visual identity: logo, graphic charter, icons

Implementation or optimization of your design system: components, colors, typographies, guidelines, emailings

Design of your web and mobile interfaces: landing pages, application screens, emailings, banners

Front-end integration: HTML5, CSS3 (SASS/LESS), jQuery, Javascript, Git

Technical collaboration: knowledge of ReactJS and Symfony

🛠️ Methodology & Tools

Agile / Scrum methods and Kanban project management (Jira, Trello)

Atomic Design approach and BEM method for structuring your interfaces and design systems

Tools: Figma, Sketch, Adobe Suite, InVision, Marvel App, WordPress, Zurb Foundation

🎯 My goal: to help you design visually impactful, easy-to-use, and consistently coherent products over time, in order to improve your users' experience and your teams' efficiency.

👉 To discover my work, you can visit my website
  • French

    Native or bilingual

  • English

    Fluent

  • German

    Basic

Remote only
Primarily works remotely

Experience

  • Campings.com
    UI Designer
    TRAVEL AND TOURISM
    January 2019 - Today (7 years and 5 months)
    Paris, France
    My goal is to evolve the user experience of the site, as well as its graphic charter.
    User Interface Design Responsive design figma Branding
  • SeLoger.com
    UI Designer
    REAL ESTATE
    May 2019 - June 2019 (1 month)
    Paris, France
    Creation of various mockups, support for the different business units of SeLoger
    User Interface Design Responsive design Sketch Zeplin
  • Quotatis Groupe
    Lead UI Designer / Integrator
    CIVIL ENGINEERING
    December 2010 - Today (15 years and 6 months)
    Saint-Cloud, France
    My goal was to maintain, control, and evolve the site's graphic charter. Additionally, I was responsible for the overall integration of the site, using Styled Components in React, during my tenure.
    User Interface Design Responsive design Web Integration Styled Components - React Wordpress Agile Method Git GitHub Atomic Design

Recommendations

FD
FU
Charles SimpsonCS
François D'Arfeuille and 2 other people have recommended Sylvain

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Education

  • Professional License in Communication Activities and Techniques
    IUT Paris 13
    2007

Skill set

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