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Noelia Da CostaND

Noelia Da Costa

Senior Product Designer / UX Researcher

€600/day
Paris, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Noelia

Hello 👋
I am a Senior Product Designer & UX Researcher, with 15 years of experience on complex digital products, in large corporations and startups.

👉 I help product teams design useful, usable, and high-performing solutions, by aligning business stakes, user needs, and technical constraints, from strategy to delivery.

I intervene with a 360° vision, strategic and operational, across the entire product cycle: framing and strategy (vision, scope, KPIs), impact/effort prioritization, backlog structuring (DoR/DoD), coordination of Product Owners, tech and business teams, workshop facilitation (framing, discovery, co-creation, arbitration), and project monitoring.

I conduct qualitative and quantitative UX Research approaches: UX and analytics audits, user interviews, testing, benchmarking, personas, needs analysis, and user journeys, with synthesis of insights and actionable recommendations.

On the design side, I create information architecture, user flows, mockups, prototypes, and design systems for web and mobile interfaces, using a responsive and mobile-first approach.

I am an expert in digital accessibility and integrate RGAA/WCAG requirements from the design phase: compliance support, team awareness, and guidelines.

I work on B2B, B2C, and B2E products in demanding sectors (banking, insurance, pharmaceuticals, agri-food, public sector).

Rigorous, autonomous, and with excellent interpersonal skills, I am comfortable in complex and multi-project environments.
  • French

    Native or bilingual

  • English

    Fluent

  • Spanish

    Native or bilingual

  • Italian

    Fluent

Remote only
Primarily works remotely

Experience

  • Servier (R&D Pharmaceutique)
    Senior Product Designer / UX Researcher
    PHARMACEUTICALS INDUSTRY
    July 2025 - November 2025 (4 months)
    Product: FederateS — internal R&D platform (multi-app, data-heavy, collaboration) Role: Transverse UX Vision
    • UX Research
    • UX Strategy
    • UX Ops
    • Product Foundations Project Context: Massive, fragmented R&D ecosystem, multi-team, without a common UX vision or metrics, a journey to guide the experience. Objective: Structure UX foundations, clarify architecture, establish a unified strategic vision, and define future navigation. Results: Consolidated UX foundations
    • Validated strategic vision
    • Navigation by use cases + Homepage
    • UX metrics base
    • UX Ops framework for the redesign.
    UX Strategy User Research UX Research Workshop facilitation KPI Definition
  • Groupe BPCE (Banque & Assurance)
    Senior Product Designer / UX Researcher
    BANKING AND INSURANCE
    April 2025 - June 2025 (2 months)
    Product: Role: Designer
    • System
    • Transverse Coordination Project Context: Several journeys designed by different teams, varying maturity levels, regulatory constraints, and dual DS (old + new). Objective: Identify friction points, harmonize journeys, improve usability/ergonomics, align business-IT-product, and strengthen DS consistency. Results: Clarified journeys
    • Harmonized UI
    • DS adopted by 4 teams
    • Validated tests
    • Internal rating 4.8/5
    • Successful multi-scope coordination.
    User Interface Design UI/UX Design Product design Design System
  • Département de la Seine-Maritime
    Designer
    PUBLIC SECTOR
    January 2023 - January 2025 (2 years)
    Product: Role: Project Context: Objective: Simplify navigation, restructure, improve accessibility, eco-design, harmonize the multi-audience experience. Results: +40% satisfaction post-redesign
    • Clarified navigation
    • Consolidated DS
    • Personalized accessibility module
    • Optimized desktop/mobile journeys.
    Accessibility User Experience Design Product design User Interface Design Design System

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Education

  • University Master in Generative AI
    Catholic University Saint Anthony of Murcia
    2024
    Master universitaire en
  • Professional UX/UI Certification
    Ironhack Tech School
    Certification professionnel le UX/UI

Skill set

Categories