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Mehdi AoussatMA

Mehdi Aoussat

UX Researcher

€575/day
Paris, FR
8-15 years
Cognitive Ergonomics
ResearchOps
Ergonomic Audit
User Research
Survey

Average response time: 1 hour

Freelancer profile translated to English.
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About Mehdi

With **7 years of user research experience**, I support product teams in transforming insights into strategic decisions. Combining qualitative and quantitative research, I illuminate the design of high-performing experiences, where user experience and business objectives converge for concrete and lasting impact.
E-commerce
Fashion and Cosmetics

  • French

    Native or bilingual

  • English

    Fluent

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

Experience

  • Raja
    Lead User Research
    October 2022 - Today (3 years and 8 months)
    Tremblay-en-France, France
    Leading and strategically integrating User Research within an international e-commerce ecosystem

    KEY MISSIONS
    • Structuring and developing internal User Research to support the group's strategic vision.
    • Supporting product teams (PO, BA, UX designers) in optimizing the roadmap through actionable UX insights.
    • Cross-functional collaboration with CRO and marketing teams to maximize e-commerce performance through user research.
    • Integrating user testing into agile/SCRUM cycles, with a process adapted to sprint constraints.
    • Deploying advanced methodologies to refine the understanding of user experience (UMUX, behavioral analysis, etc.).

    ACHIEVEMENTS & IMPACT
    • ✅ Continuous optimization of the RAJA e-commerce platform based on data-driven UX insights.
    • ✅ Implementation of a dedicated tool stack (Qualtrics, live testing, UMUX) to industrialize user research.
    • ✅ Integration of the digital customer's voice into the group's strategic decisions.
    • ✅ Training and upskilling the UX team in advanced user research.

    TOOLS & SKILLS
    • Tools: Qualtrics, Miro, R, live site testing, mockup testing.
    • Skills: Leadership, UX strategy, advanced user research, project management, business vision.
  • Ahead Digital
    UX Researcher
    August 2019 - October 2022 (3 years and 2 months)
    Île-de-France, France
    Implementing and structuring User Research at RAJA in a digital transformation context

    KEY MISSIONS
    • Creating a User Research unit within RAJA to support the group's digital transformation.
    • Designing and deploying a suitable UX stack (processes, methodologies, tools) to structure user research.
    • Introducing and standardizing quantitative and qualitative methods to evaluate user experience.
    • Raising awareness and supporting product and design teams in integrating UX insights.
    • Mentoring junior user research and UX profiles.

    ACHIEVEMENTS & IMPACT
    • ✅ Adoption of a user-centered approach in product design processes.
    • ✅ Implementation of UX KPIs to measure user experience across the group's e-commerce ecosystem.
    • ✅ Development of UX tools and workflows facilitating the integration of research in an agile environment.

    TOOLS & SKILLS
    • Tools: Qualtrics, Google Analytics, R, Miro, user testing tools.
    • Skills: UX Research, process structuring, digital transformation, product support, mentoring.
  • Chanel
    Ergonomics Study Manager
    May 2018 - December 2018 (7 months)
    Pantin, France
    Evaluating and optimizing user experience applied to cosmetic products

    KEY MISSIONS
    • Conducting product ergonomics studies to improve the user experience of Chanel cosmetics.
    • Initiating a user-centered approach by integrating exploratory phases and UX evaluation methods into product design.
    • Developing and applying advanced UX study methods: User testing and qualitative studies (interviews, focus groups, observations with TheObserverXT). Quantitative and psychometric analyses (questionnaires, usability measures, benchmarking). Experimental methods with Open Sesame for precise user experience evaluations.
    • Structuring and developing methodological tools for the lab and other company departments: Building UX measurement scales adapted to cosmetic products. Defining standardized study protocols to ensure reliable UX evaluation. Scientific monitoring and popularization of results to facilitate the adoption of insights internally.

    ACHIEVEMENTS & IMPACT
    • ✅ Integration of new UX methodologies into Chanel product design.
    • ✅ Contribution to a better understanding of user expectations through advanced UX analysis.
    • ✅ Development of tools and processes enabling more rigorous evaluation of user experience.

    TOOLS & SKILLS
    • Tools: TheObserverXT, Open Sesame, R, advanced statistical methods (ANOVA, PCA, regressions, classifications, MCA).
    • Skills: Cognitive ergonomics, UX methodologies, data analysis, experimentation, UX process structuring.
Check out Mehdi's experience

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Education

  • Master of Psychology, Fundamental and Applied Cognitive Psychology
    Université Paris Descartes
    2017
    Master de Psychologie, Psychologie Cognitive Fondamentale et Appliquée

Skill set

Statistical Analysis
Literature Review

Categories