About Jonathan
Designer UI/UX avec plus de 8 ans d’expérience, j’aide les startups, PME et grandes entreprises à concevoir des produits digitaux performants et intuitifs. De la refonte complète d’un tunnel de vente à la création de design systems, j’interviens à chaque étape pour améliorer l’expérience utilisateur et maximiser les résultats.
Mon site internet :
French
Native or bilingual
English
Fluent
Dutch
Basic
Can work on-site
Bruxelles (up to 50km), Bruxelles (up to 30km)
Experience
- IzixProduct DesignerREAL ESTATEJanuary 2025 - Today (1 year and 5 months)
- Led the complete design process for the new Izix app, handling both UX and UI independently.
- Carried out quantitative interviews (sending out surveys with a response rate > 70%) as well as qualitative interviews (interviewing around twenty people about their needs for the new app).
- Created user flows, wireframes, high-fidelity designs and interactive prototypes to validate and refine the app's interface.
- Built a scalable and consistent design system to streamline development and future iterations.
- Carried out field tests with real users to validate the new screens.
- Produced the complete requirements/documentation about the screens for developers.
- Worked closely with product managers, developers, and other stakeholders to align the app’s vision with business goals.
- Edenred SEUI/UX DesignerJanuary 2025 - Today (1 year and 5 months)
- Built a complete design system from scratch, aligned with Edenred’s brand guidelines and cross-team needs (product & tech).
- Conducted a full accessibility audit (WCAG 2.1 AA) to ensure compliance with the European web accessibility directive.
- Designed and analyzed A/B tests to optimize user journeys and improve conversion rates.
- Completely redesigned the first-order sales funnel after identifying a drop in conversion, resulting in a more streamlined and persuasive user flow (+28% increase in conversion rates).
- Led the redesign of the mobile app (iOS/Android), focusing on usability, accessibility, and visual consistency.
- Collaborated closely with product, marketing, and development teams to deliver a seamless and unified user experience across all digital touchpoints.
- VitvioProduct DesignerMay 2023 - August 2023 (3 months)
- Designed and developed the UI and UX for both the startup's website and mobile application, creating a seamless and intuitive digital experience for users interacting with AI-powered operating room technology.
- Collaborated closely with cross-functional teams to translate complex technological concepts into user-friendly design elements that effectively communicated the benefits and functionalities of the AI-powered operating room technology.
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Certifications
- UX/UI expert certificationUdemy2018
- Complete web developper 2.0 courseUdemy2017