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Antoine AvronsartAA

Antoine Avronsart

Supermalter

UX-UI Designer Senior | SaaS & AI Solutions

€650/day
15 projects
Paris, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Antoine

With over 10 years of experience as an UX-UI Designer, I specialize in designing and optimizing B2B interfaces and SaaS solutions for the industry and energy sectors. My passion lies in creating intuitive and effective user experiences that transform complex processes into accessible and high-performing solutions.

🏁 Notable Achievements
▫️ Design and deployment of design systems to standardize a set of SaaS solutions and facilitate communication between different project teams.
▫️ Establishment of UX-UI Design departments within various IT / Digital Transformation departments and transmission of UX-UI culture, reflexes, and appropriate practices.
▫️ Active participation in digital transformation projects, providing innovative and customized solutions to the specific challenges of industrial sectors.

⚔️ Technical Skills
▫️ UX-UI Design: Wireframing, Prototyping, User Testing, Co-design, Ideation
▫️ Design Tools: Figma, Sketch, Adobe XD, Adobe Creative Cloud Suite
▫️ Project Management: Agile, Scrum (JIRA, Notion)
▫️ User Analysis and Research: Interviews, Surveys, Data Analysis, Personas

Passionate about design and technology, my goal is to continue innovating and creating solutions that not only meet user needs but also exceed them, in this adventure where each project is an opportunity to turn ideas into tangible and impactful realities.
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Paris (up to 50km), Lille (up to 50km)

Experience

  • GRDF
    Senior UX Designer
    ENERGY AND UTILITIES
    January 2026 - Today (7 months)
    Saint-Denis, France
    UX Designer responsible for several IT solutions, directly reporting to the Design System team within the IT department.

    Scope of intervention:
    • Conducting UX workshops for IT solutions in the run phase;
    • Producing mockups and prototypes;
    • AI research on design topics;
    • Design System contribution;
    • Design Thinking.
    UX Design Design Thinking Design System User Experience Design UI/UX Design
  • Océan Orange Business
    Lead UX-UI Designer
    AUTOMOBILE
    September 2025 - January 2026 (4 months)
    Paris, France
    • Modernization of the main interface
    • Implementation of the design system
    • Graphic alignment of mobile applications
    • UX: Continuous Improvements
    User Interface Design Design System Création graphique UI/UX Design
  • Vallourec Tubes (VT)
    Lead UX-UI Designer
    ENERGY AND UTILITIES
    October 2021 - December 2025 (4 years and 2 months)
    Meudon, France
    UX-UI management of the group's business application portfolio, facilitating co-design workshops with various stakeholders in France and internationally (IT Brazil, IT North America, Middle East), studies and interviews with stakeholders (customer journey, personas, wireframes…), design and implementation of the design system.

    Software: Sketch - Adobe XD - Figma - InVision App - Adobe Illustrator - Mural
    UX Design UI Design Design System Product Design Animation d'ateliers

Reviews

5.0

Out of 3 ratings

O

Olivier

Head of Digital Products - Vallourec Tubes France (VTFR)

Less than 1 year project

-

Reviewed on 12/5/2025

Antoine met à profit sa vision artistique pour transformer tous les projets (numériques ou non) en réalisations modernes et avant-gardistes. Ses compétences et connaissances sont un atout inestimable, apportant une touche d'originalité certaine pour répondre aux besoins.
L

Loïc

Vallourec Tubes France (VTFR)

Reviewed on 7/21/2023

Recommendations

OL
Logan B.LB
Philippe D.PD
+1
Olivier Luxcey and 3 other people have recommended Antoine

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Education

  • Master of Art Direction in Graphic Design
    Autograf
    2014
    Spécialisation Web & Digital
  • Bachelor's Degree in Marketing & Internal / External Communication Project Management
    ISCPA
    2012

Skill set

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