Freelancer profile translated to English.
Back to original languageAbout Margaux
I am Margaux Duhayon, a freelance Product Designer with 6 years of experience in SaaS products. I assist startups and SMEs in moving from hypothesis to tested prototype, and then to dev-ready deliverables, with a focus on measurable UX and conversion optimization. Pragmatic method: user research + rapid prototyping + data-driven iterations.
🌟 What I bring:
- Aesthetic & accessible interface design
- Strategic approach (business objectives + user needs)
- Creation or complete redesign of design systems
- Fluid and interactive Figma prototyping
- PM + dev support to ensure solid delivery
🎨 Tools
Figma, Notion, Miro, Air360
🤝 Collaboration
- Clear communication
- Structured process
- Fast delivery
- Suitable for startups, SMEs, associations, and large corporations
Available — Let's discuss your project!
Link to my portfolio:
English
Fluent
Khmer
Conversational
French
Native or bilingual
Can work on-site
Paris (up to 50km)
Experience
- Orange BusinessProduct Designer (UX/UI)March 2023 - Today (3 years and 5 months)As a Product Designer at Orange Business, I supported a multidisciplinary team (PM, PO, developers, architects, data, QA) on several internal and B2B products, with a user-centered approach and a strong strategic dimension.My main responsibilities
- Design of complete experiences: **UX research, user journeys, information architecture, wireframes, UI design, and Figma prototyping**.
- Redesign of complex interfaces focused on productivity, data, and performance.
- Creation and evolution ofdesign systemsto ensure consistency, accessibility, and speed of execution.
- Implementation of UX processes within a team using **agile methodology (SAFE)**, integrating into rituals and PI Planning.
- Close collaboration with PO/PM to improve thequality of requirements definitionbefore PI Planning.
- Work on **product strategy**, prioritization, and the overall experience of B2B journeys.
- Facilitation of workshops: co-design, scoping, prioritization, user testing, design critique.
Accomplishments & impact- Notable improvement in theclarity of requirementsbefore PI Planning, reducing unnecessary iterations and increasing team efficiency.
- Structuring of a newdesign strategyto standardize practices and strengthen UX impact in product decisions.
- Reduction of user friction on several key journeys through rapid testing and iteration.
- Implementation of tools and methods for **better alignment between design, PO, and tech**.
- Active contribution to improving the overall experience quality on several strategic Orange Business projects.
- EKLProduct DesignerCIVIC AND SOCIAL ORGANIZATIONSDecember 2022 - Today (3 years and 7 months)Paris, FranceVolunteering as a Product Designer for an association, with the goal of redesigning their website.- Ergonomic audit- User Research- UI/UX- Benchmarking- Mockup creation
- The Design CrewProduct DesignDIGITAL AND ITMay 2022 - July 2022 (3 months)Paris, France• Experience across the entire design process (with 3 concrete group projects)• User research phases (interviews, journey map & persona) to understand user needs, contexts of use, and pain points• Facilitation of ideation workshops to generate a maximum of potential concepts for a given problem (mindmap, crazy 8s & storyboard)• Advanced prototyping & UI on Figma• Preparation, execution, and debriefing of 3 user testing sessions• Introduction to UX writing and design system creation• Collaboration between the designer and the product team (PM, PO, developers)
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Education
- Master in Natural Language ProcessingInalco2019- Sémantique des textes multilingues - Lexicologie, terminologie et dictionnairique - Documents structurés (XML) - Calculabilité (https://perso.limsi.fr/pap/inalco/m2_index_2018_2019.html) - Acquisition, modélisation et représentation des connaissances ((RDF(S), OWL, SparQL)) - Programmation objet : Java - Langages de script : Python - Programmation itérative et récursive - Techniques web - Bases de données pour le web (PHP, HTML /XHTML (CSS)) (http://www.format-web.fr/im) - Outils de traitement de corpus - Traitement statistique de corpus (http://damien.nouvels.net/fr/enseignement) - Fouille de textes (https://perso.limsi.fr/grouin/inalco/) - Ingénierie des connaissances - Écriture et multilinguisme - Méthodes en apprentissage automatique
- LLCER Khmer Language and LiteratureInalco2015- Acquisition les moyens linguistiques et les connaissances culturelles nécessaires à une immersion prolongée dans les pays dont il étudie la langue ; - Échanger, à l’oral ou à l’écrit, avec ses interlocuteurs, professionnels ou non. "Dans le cadre des études de licence, l’étudiant acquiert des connaissances approfondies sur les sociétés d’Asie du Sud-Est à travers divers champs disciplinaires (histoire, géographie, littérature, anthropologie, arts) et aborde les grandes problématiques de la région. Il se familiarise enfin avec les outils méthodologiques et disciplinaires nécessaires à certaines pratiques professionnelles et à une poursuite d’études en master, auquel la licence ouvre de droit. "