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Thomas Andrieux-BoissacTA

Thomas Andrieux-Boissac

Supermalter

Senior Product Designer · UX/UI · Design System

€550/day
2 projects
Paris, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Thomas

Hello 👋🏻

I am Thomas, a freelance Senior Product Designer based in Paris, with 6 years of experience in digital services of general interest.

I design useful products for those who serve the public (civil servants and users) and for mission-driven organizations.

My job: transforming often complex administrative processes into simple, dignified, and accessible experiences for everyone.


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🏛 Recent missions:
  • beta.gouv: Product Designer on a public digital service
  • CNAF: Senior UX Designer, design of a professional tool for advisors + internal Design System (Sept 2025 - March 2026)
  • EDF via UserAdgents (18 months on-site): UX/UI redesign of the EDF&Moi app (web, iOS, Android), RGAA compliance, global Design System
  • AFM Téléthon & Institut de Myologie: website redesign, 10 qualitative interviews, 4 co-design workshops, accessible Design System
  • French Ministries: user-centered design of public services

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🔧 What I work on:

🧠 User Research: field observation (shadowing), interviews, scenario-based testing, actionable reporting

🖌️ Product Design: scoping, user flows, interactive prototyping, responsive design

🧩 Design System & RGAA Accessibility: creation, maintenance, accessibility compliance

🤝 Digital Transformation: workshop facilitation, user-centered method training

🤖 Generative AI: exploration as a lever to empower public servants and streamline user journeys, integration into my design workflow

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🗺 Methods:Design Thinking · Double Diamond · Lean UX · Design Sprint

🛠 Tools:Figma · Sketch · Miro · Mural · Notion · ChatGPT · Claude

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📩 Available for freelance, on-site, or fixed-price projects.
  • French

    Native or bilingual

Can work on-site
Paris (up to 50km), Lyon (up to 50km), Nice (up to 50km), Marseille (up to 50km)

Experience

  • beta.gouv.fr
    Senior Product Designer
    PUBLIC SECTOR
    April 2026 - Today (2 months)
    Paris, France
    Redesign of the common information system for Transitions Pro.
    > Used by the 18 French regions to process professional retraining pathways (PTP, Disciplinary Dismissal Scheme, VAE, TRANSCO).

    User Research and Strategic Scoping:
    • Conducted 48 semi-structured interviews with the 4 professional families (Processing, Commission, Management, DG/Project) across 13 regions.
    • Interview analysis: individual and by professional group.
    • Mapping of the case lifecycle and the ecosystem of stakeholders (France Compétences, Certif'Pro, ATPro, OPCO, OF, ETA, beneficiaries).
    • Prioritization of cross-functional verdicts and definition of the MVP scope with the product team.
    • Industrialization of transcript processing with Claude (Cowork) through a chain of personalized and structured skills.

    Design and Co-design of a new professional information system:
    • Facilitated co-design workshops with the teams of the 18 ATPro.
    • UX/UI design and interactive prototyping with Figma (360° case view, redesigned dashboard, functional alerts, native multi-windowing).
    • Conducted scenario-based user testing on critical professional workflows.
    • Iterations in MVP / Lean UX approach, in collaboration with DINUM and beta.gouv.fr.
    • Continuous collaboration with Certif'Pro PMs, Ordésoft editor, and ReactJS developers.

    Public Service Design System, Responsive and Accessible:
    • Inventory of existing components.
    • Visual harmonization of professional pictograms and iconography.
    • Redesign of text styles and typography definition.
    • Definition and standardization of colors (including WCAG 2.1 AA contrast compliance).
    • Creation of responsive, accessible, and scalable components, shareable across different systems.

    Environment & Tools:
    • Figma
    • Notion
    • Microsoft Suite
    • Claude AI
    User Research User interview artificial intelligence Workshop Facilitation User Testing
  • CNAF
    Malt logoOn Malt
    Senior UX designer
    PUBLIC SECTOR
    September 2025 - March 2026 (7 months)
    Paris, France
    Design of an internal management tool:
    • Field observation phase and reporting of pain points / opportunities.
    • Mapping of user journeys and business context.
    • Prioritization of user needs for project viability.
    • Facilitation of co-design workshops with business teams.
    • UX/UI design with interactive prototyping.
    • Conducted scenario-based user testing.
    • Collaboration with PMs, UI designers, and developers.

    Creation of an internal Design System, responsive, accessible, and scalable:
    • Inventory of existing assets.
    • Visual harmonization of pictograms.
    • Complete redesign of text styles.
    • Definition and standardization of colors.
    • Creation of responsive and scalable components.

    Environment & Tools:
    • Figma
    • Miro
    • Microsoft Suite
    Shadowing User Journey Wireframes User Testing Design System
  • Le Renard Bleu
    Product designer
    DIGITAL AND IT
    November 2024 - August 2025 (8 months)
    Paris, France
    On-site mission (2 months) at the Institut de Myologie

    Complete redesign of the Institut de Myologie website:
    • Conducted an ergonomic and accessibility audit of the existing website, along with an inspiration benchmark.
    • Led 10 qualitative interviews (preparation, execution, reporting).
    • Organized and facilitated 4 collaborative workshops (8 to 12 participants each).
    • UX/UI design with interactive prototyping.
    • Conducted scenario-based user testing (4 scenarios tested with 9 users).
    • Created a responsive, accessible, and scalable Design System.

    Agency Missions:
    • Responding to tenders & client projects:
    • Redesign of a time tracking reporting process in the mobility sector.
    • Facilitated a 2-day Design Thinking seminar for the creation of innovative products and services.
    • Created a white-label, multi-brand, responsive, accessible, and scalable Design System.

    Tools:**
    • Figma
    • Mural
    • Microsoft Suite

    Clients:
    • Chabé · AFM Téléthon · Institut de Myologie · NRJ
    user interview Collaborative Workshops UX/UI Design Web Accessibility Responsive design

Recommendations

HB
FL
Camille DesrousseauxCD
+1
Hugo Ballay and 3 other people have recommended Thomas

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Education

  • Master UX Design (work-study program)
    ECV Digital
    2020
    Master UX design
  • Bachelor "Web and Digital Designer" (work-study program)
    Campus Sciences-U Lyon
    2018
    Bachelor "Concepteur réalisateur web et digital"

Skill set

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