
Stéphanie Prugne
Senior Product Designer | Saas - B2B - AI
Salary / Daily rate
Paris, France
Mobility: Angers, Paris, ...
Freelance
Can come onsite
Skills
Languages
About me
Intro
Hello, I’m Stephanie, a Senior Product Designer with 9+ years of experience in SaaS and B2B. I design B2B SaaS products that users actually adopt. I work with B2B SaaS and tech companies who need: - Products that users understand and adopt quickly - Design systems that unblock engineering velocity - UX redesigns that reduce churn and improve activation - Intuitive interfaces for complex features (AI, data, technical workflows)
Work experience
Senior Product Designer
MaltFreelance
Mar 2026 - Jun 2026
4 months
Paris, France
Mission within the Transaction tribe, contributing to the Project and Compliance squads, supporting the delivery of product and regulatory initiatives in a complex, cross-functional environment. Responsibilities and impact: → Collaborated with Product, Tech and Compliance stakeholders to keep business needs and regulatory constraints aligned → Contributed to the design and improvement of user journeys, with a focus on clarity, reliability and compliance → Led discovery phases including user interviews, synthesising actionable insights to inform product decisions → Helped define and refine product features in an agile setting, ensuring smooth delivery across squads → Translated complex operational and regulatory requirements into structured, actionable product flows Areas of expertise: → Product collaboration · Discovery · Cross-functional delivery · Compliance-driven UX · Agile environments · Complex workflow design
Senior Product Designer
Allisone.ai
Mar 2023 - Oct 2025
2 years 8 months
Paris, France
Allisone is a Series A AI-powered dentistry platform helping dental practices improve diagnostics and patient care through machine learning. ---------- KEY IMPACT: Design System & Product Foundation: → Led complete UI redesign and built comprehensive design system from scratch → Streamlined designer-developer collaboration, significantly reducing design and development cycle time → Established scalable design foundations enabling faster feature delivery as the team grows AI-Powered Product Features: → Designed AI-driven interfaces for radiographic interpretation that cut analysis time for dentists and improved patient understanding and treatment adherence → Created AI Voice Assistant feature enabling dentists to dictate consultation notes with automatic transcription and structured report generation—reducing admin time and driving rapid adoption → Simplified access to AI diagnostics through UX redesign, directly reducing churn by making complex ML outputs intuitive and actionable Team Leadership: → Mentored and trained product design apprentice over 2 years, fostering skill development and autonomy to accelerate growth and contribution to the team FOCUS AREAS: AI-UX • Healthcare SaaS • Design Systems • Voice Interfaces • Product Strategy • User Research • Cross-functional Collaboration (Product, Engineering, Data Science)
Lead UI-UX Designer
Glisser
Apr 2021 - Mar 2023
2 years
Greater London, England, United Kingdom
Glisser was a Series A virtual and hybrid event platform enabling interactive audience engagement for conferences, webinars, and corporate events. ---------- KEY IMPACT: Interactive Product Features: → Designed and optimized live polling, Q&A, and social wall features that increased audience engagement by 40% → Created real-time analytics dashboards enabling event organizers to track engagement metrics and participant behaviors during live events, improving data-driven decision-making User Experience & Navigation: → Redesigned user flows for event attendees, simplifying the interface and improving navigation efficiency → Reduced friction in the attendee experience, leading to higher participation rates and session engagement Customizable Platform & Design System: → Developed customizable event platform with modular design system, allowing organizers to personalize event branding and features → Enabled white-label capabilities that boosted user satisfaction and expanded platform use cases for enterprise clients Cross-functional collaboration: Worked closely with product, engineering, and customer success teams to ship features that balanced business goals (customization, enterprise readiness) with user needs (simplicity, engagement). FOCUS AREAS: Event Tech • B2B SaaS • Design Systems • Real-Time Analytics • Interactive Features • Product Strategy • Enterprise UX
Senior UI-UX Designer
Datasine
Jun 2019 - Mar 2021
1 year 10 months
London, UK
Datasine was a Series A AI-driven marketing platform that helped brands optimize visual content for better performance. The company was acquired by Shutterstock AI in 2022. -------------------- KEY IMPACT: AI Recommendation System: → Designed AI-driven image recommendation system that increased click-through rates by 25% → Built intuitive interface allowing marketers to select optimized visuals for specific audiences based on ML predictions → Collaborated directly with data scientists to embed predictive models into user-facing workflows Real-Time Analytics & Insights: → Designed interactive analytics dashboard enabling users to quickly identify high-performing visual elements, significantly reducing analysis time → Transformed complex ML outputs (visual performance scores, audience predictions) into actionable insights for non-technical marketing teams Campaign Performance Reporting: → Developed weekly campaign performance reporting providing real-time insights on ad effectiveness → Enabled marketing teams to optimize strategies mid-campaign based on data-driven recommendations Cross-functional collaboration: Worked at the intersection of product, data science, and customer success—translating technical AI capabilities into marketing workflows that felt intuitive and trustworthy. FOCUS AREAS: AI-UX • Marketing Tech • B2B SaaS • Predictive Analytics • Data Visualization • Product Strategy • Machine Learning Integration
UI-UX Designer
Aulide
Jan 2018 - Jan 2019
1 year 1 month
7620 Paris, Denmark
Aulide is a digital agency specializing in B2B and B2C web design and intranet platforms. --------- KEY IMPACT: Client Projects: → Designed intuitive and visually engaging interfaces for multiple high-profile clients including Taittinger (luxury champagne brand), CMG (corporate group), and Apave (industrial safety leader) → Created ergonomic intranet platforms improving internal user experience, navigation efficiency, and employee engagement metrics User Research & Validation: → Conducted user testing sessions and interviews with Apave employees to refine user journeys and optimize overall experience → Collaborated closely with project managers and developers to define user needs and technical constraints, ensuring seamless integration of UI/UX solutions Team Development: → Mentored and trained product design apprentice, fostering skill development and autonomy to accelerate growth in the field FOCUS AREAS: Agency Work • B2B & B2C Web Design • User Research • Usability Testing • Multi-Industry Experience • Mentoring
UI-UX Designer
SPK Technology
Feb 2016 - Jan 2018
2 years
7620 Paris, Denmark
Kubity is an app of virtual reality, augmented reality and scripted video creation. It is intended for Architects, Engineers, Designers and Inventors. Kubity is a cloud-based 3D communication tool that works on desktop computers, the web, smartphones, tablets, augmented reality gear, and virtual reality glasses. ------------- - Implemented an AR/VR design system – Created a library of UI components specifically tailored for Unity and 3D spatialization, accelerating the development of new features. - Enhanced cross-platform compatibility – Ensured a seamless user experience across desktop, tablet, mobile and VR headsets. - Designed a 1:1 scale augmented reality interface – Enabled architects' clients to seamlessly navigate and move through virtual spaces, enhancing spatial projection and increasing project approval rates
Graphic designer
Proebo Promoplast
Sep 2015 - Jan 2016
5 months
44110 Châteaubriant, France
Promoplaste designs and manufactures customised communication materials — bags, pouches, signage and promotional items — locally, with a strong CSR focus. Its main clients are pharmacies and retailers. - Created print-ready artwork for a variety of communication materials - Adapted each design to the specific medium and its technical constraints
Graphic designer
Proebo Promoplast
Feb 2015 - May 2015
4 months
44110 Châteaubriant, France
Promoplaste designs and manufactures customised communication materials — bags, pouches, signage and promotional items — locally, with a strong CSR focus. Its main clients are pharmacies and retailers. - Created print-ready artwork for a variety of communication materials - Adapted each design to the specific medium and its technical constraints
Digital & Graphic designer
EIVP – Ecole des Ingénieurs de la Ville de Paris
Jan 2014 - Oct 2014
10 months
7620 Paris, Denmark
The École des ingénieurs de la Ville de Paris (EIVP) is a public grande école founded in 1959 and based in Paris’ 19th arrondissement. Each year it trains roughly 500 engineers in all facets of urban engineering—building, transport, environment and planning. Print & digital assets delivered: - Designed and formatted the brand-guidelines document - Refreshed the design of the institutional brochure - Designed and typeset the student handbook - Created event collateral—posters, flyers, badges, booth graphics, signage—for open days, New Year greetings, conferences and Campus Channel appearances - Contributed to the website design (web buttons, banners, document and newsletter layouts) - Created video title sequences
Graphic designer
Plumes de pub
Aug 2012 - Oct 2012
3 months
7620 Paris, Denmark
Plumes de Pub is a Paris-based advertising agency founded in 1990 that designs and advises on communication campaigns and collateral with a creative, responsible mindset. Sample print & digital deliverables: - Concept and production of commercial and corporate brochures for the 24 Hours of Le Mans - VIP “EPONA Casaque” invitation cards for Le Cheval Français - Comexposium RFP: posters and web banners for the Cartes trade shows - Design and production of a calendar for Le Cheval Français
Education
College Salette
AEC Design web et medias interactifs
2014 - 2015
1 year 1 month
Université Paris 13
Licence professionnelle - Techniques et Activités de l' Image et du Son
2013 - 2014
1 year 1 month
IPESAA
BTS Graphic Design
2011 - 2013
2 years 1 month
IPESAA
Mise à niveau en Arts Appliqués
2010 - 2011
1 year 1 month