Freelancer profile translated to English.
Back to original languageAbout David
UX/UI Designer, I transform your interfaces into conversion machines.
I intervene to design or redesign your interfaces to achieve concrete objectives: more activation, more conversion, less friction, better retention.
Supermalterwith 15+ years of experience, I design interfaces for mobile applications, websites, web apps, and SaaS products. FromUXstrategy toUIdesign, with a pragmatic and business-oriented approach.
They trusted me
- **SMEG Energy**: UX/UI Design of customer areas and back office (electricity, gas, mobility). ASO for mobile apps.
- **5PM Studio**: UI for the game Memoriapolis (PC): HUD, menus, settings screens.
- **Revolt Games**: Complete redesign of the UI for the massively multiplayer mobile game Neopolis
- **Liberlo**: Complete redesign of the website + web app + practitioner area.
What I do
- Optimize the experience for activation, conversion, and retention
- Create accessible and consistent interfaces
- Implement a scalabledesign system
- Detect friction throughUX/UI auditsand propose a prioritized improvement plan
- Prototype quickly to align stakeholders
- Test and iterate with concrete user feedback
Why work with me?
- Supermalter, 34 Malt projects, 14 reviews
- 15+ years of experience in various sectors (energy, video games, space, health)
- Pragmatic, results-oriented, clean delivery
Contact me to discuss your needs.
French
Native or bilingual
English
Fluent
Can work on-site
Grenoble (up to 50km), Lyon (up to 50km), Paris (up to 50km), Annecy (up to 50km), Genève (up to 50km)
Experience
- Revolt GamesUX/UI Designer | Game UIVIDEO GAMES AND ANIMATIONAugust 2021 - November 2022 (1 year and 3 months)Lyon, FranceObjective: design theuser interfacesfor the Neopolis (Mobile) and Neoland (Web) games, as well as the revoltgames.io website for the Revolt Games studio.Challenges: ensure a fluid user experience and optimal visual consistency across multiple platforms (mobile and web), while building a structured and scalable design foundation.- Creation of interfaces for the Neopolis and Neoland games- Implementation and maintenance of adesign systemto unify different productions- Organization and execution ofuser teststo iterate and optimize the experience- Close collaboration with the development team to ensure the quality of the final integration
- Guest AdomProduct DesignerTRAVEL AND TOURISMJanuary 2023 - September 2023 (8 months)Changé, FranceRedesign of the reservation management software interface for this network of rental concierges.- Redesign of information architecture and user journeys- Static mockups of all journeys- High-fidelity interactive prototype for validation- Creation of the design system
- SAS LiberloUX/UI Designer | Product RedesignHEALTH AND WELLNESSFebruary 2024 - December 2024 (11 months)Lyon, FranceRedesign of Liberlo's entire digital presence to improve conversion and adoption by practitioners.- Redesign of the liberlo.com website and web application- Redesign of the practitioner area: journeys, visual hierarchy, UI consistency- UX/UI audit, user research, testing, and iterations
Reviews
Recommendations
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Certifications
- Special KudosCss Design Awards2018