Freelancer profile translated to English.
Back to original languageAbout Marina
Senior UI/UX and Brand Designer (+12 years of experience), I support startups and companies in the design and redesign of their interfaces, websites, and visual identities. From complex business tools to consumer apps, I create visual universes that make a difference.
Areas of expertise: UI/UX Design, SaaS, AI Agents, Figma Design Systems, Product Design, Branding, Web and Mobile Applications, No-code 🚀
UX/UI - WEB PRODUCT DESIGN
Have a SaaS platform, software, or dashboard project? I design the UX and design system that simplify the user experience and enhance your brand. Custom-made
WEBSITES & E-COMMERCE
Launching your showcase site, online store, or landing page? I design the UX and design that enhance your business and convert.
UX/UI - MOBILE PRODUCT DESIGN
Create your mobile app from A to Z. Together, we define the sitemap, user flows, and design to bring your project to life.
FIGMA DESIGN SYSTEM
Structure your interface with a scalable and documented component system. Save development time and ensure product consistency.
UX/UI REDESIGN
Rethink the design of your application, platform, or website to improve user experience and modernize your image.
BRANDING & VISUAL IDENTITY
Creation of a strong and differentiating visual identity (logo, graphic charter, art direction). From strategic positioning to deployment across all your media.
✓ Expertise in complex interfaces: I simplify technical business tools
✓ Strategic vision: I understand your business challenges
✓ Scalable Design Systems to facilitate development
✓ Consistent visual universe from logo to interface
✓ Use of AI in my process
Brittany/Loire Valley — Remote France | Travel possible
Feel free to contact me to discuss your project. See you soon!
Spanish
Basic
English
Conversational
French
Native or bilingual
Remote only
Primarily works remotely
Experience
- Moona le studioProduct Design, UI/UX, and Art DirectionDIGITAL AND ITSeptember 2020 - Today (5 years and 9 months)Nantes, FranceFreelance UI/UX and Brand Designer specializing in complex interfaces, business software, and applications.Creation of complete graphic universes, unique interfaces, and scalable Design Systems. Full services from branding to the development of complex applications.Expertise:- UI/UX Design for SaaS software and business applications (CRM, trading platforms, social networks)- Comprehensive strategic branding (positioning, visual identity, graphic charter)- Documented Figma Design Systems with accessibility management (AA/AAA)- White-label solutions adaptable to multiple universes- Custom illustrations and vector design for bespoke projects- Long-term support: updates, additional modules, client feedbackMethodology:- Learning complex business domains (energy trading, biogas, business software)- UX/UI redesign based on existing foundations- Information architecture for complex data- Interactive prototyping and user testing- Close collaboration with development and product management teamsSectors: B2B SaaS, Fintech, Energytech, Social Media, Digital Services, Non-profitStack: Figma (expert), Adobe Creative Suite, Sketch, Miro, interactive prototyping
- Biogasview - Acteur énergies renouvelables (via Moona Le Studio)Lead UI/UX Designer & Brand DesignerENVIRONMENTALFebruary 2022 - November 2025 (3 years and 9 months)Nantes, FranceLong-term assignment for Biogasview: complete UI/UX redesign of a biogas management business software, brand identity creation, and ongoing support.Achievements:- Complete UI/UX redesign of the business software (complex interface, technical data)- Complete brand identity creation (logo, graphic charter, positioning)- Exhaustive and documented Figma Design System- Brand website (responsive, web design)- Social media post templates and graphic guide- Digital communication (LinkedIn, marketing materials)Long-term support:- Handling client feedback and UX adjustments- Creation of custom illustrations and additional modules- Interface evolution as the product developsStack: Figma, Adobe Illustrator, Photoshop, responsive web designImpact: Business solution made intuitive, professional brand identity in a technical sector
- Projet client confidentiel - NDA (via Moona Le Studio)UI/UX Designer | ETRM SaaS (Energy Trading & Risk Management)ENERGY AND UTILITIESFebruary 2025 - August 2025 (6 months)Nantes, FranceDesign and complete overhaul of a B2B SaaS ETRM (Energy Trading and Risk Management) platform for a major player in the energy sector.CONTEXT & CHALLENGES- Redesign of an obsolete ETRM solution used daily by traders and risk managers- Simplification of complex data: energy markets, risk management, forecasts, volumes- Real-time interface- Creation of a unique yet adaptable white-label graphic universeACHIEVEMENTS- Complete Figma Design System (150+ documented and reusable components)- Distinctive graphic universe designed to work as white-label while retaining its personality- Modules: Books, Deals, Dispatch- Complete overhaul of information architecture and user flows- Art direction adaptable to final client needs- High-fidelity interactive prototypes for validation by traders and risk managers- Complete technical documentation for development teamsIMPACT- Solution adopted by professional trading and risk management teams- Significant improvement in analysis and decision-making speed- Reduced user training time on a complex solution- Development time saved thanks to the structured Design System- Scalable interface for expansion to new energy marketsTECHNICAL STACKFigma, Adobe Illustrator, Interactive Prototyping, Notion, FigJamSECTOREnergy, Energy Trading, Risk Management, Fintech, B2B SaaS, ETRMKEY SKILLSDesign System, Figma, UI Design, Dashboard Design, SaaS Design, Data Visualization, UX Design, Art Direction, Product Design, Complex Interface
Reviews
Nicolas
DN Consultants
Reviewed on 2/28/2025
Marina is attentive, responsive, and involved. She quickly understood the project's challenges and immediately proposed relevant solutions that anticipated various use cases. The relationship was very professional and pleasant at the same time. Thank you, Marina.
Guillaume
Cloud Ingenium
Reviewed on 3/24/2025
Recommendations
MN
+2
These freelancer profiles also match your criteria
Agatha Frydrych
Backend Java Software Engineer
4.7
(3)
2
Baptiste Duhen
Fullstack developer
4.6
(4)
5
Amed Hamou
Senior Lead Developer
4
(2)
7
Audrey Champion
Web developer
4.3
(3)
4
Education
- Master in Art DirectionFonderie de l'image2015Apprentissage pour devenir directeur artistique : - Réflexion projet poussée : mêler création et stratégie - Apprentissage renforcé du design graphique (compétences multiples) : Branding, digital, code, webdesign, impressions - Rédaction : Mémoires - Gestion d'équipe et cas concrets
- International Bachelor's in Graphic DesignLa fonderie de l'image2014Création, conception, mémoire, projet professionnel, travail en équipe, conférences, sociologie (...)
Certifications
- WEB INTEGRATION AND DEVELOPMENT, labeled "Grande École du Numérique". RNCP Level II CertificationWebforce 32016
- Motion Designer26 academy2020