Usability Testing Experts in Munich

Founded and have led userdoo since 2023. UX strategy, hands-on product design and professional guidance for small design teams. Collaboration with Product Owners and development teams; design systems, prototyping, user testing and AI-supported design-to-code workflows.

Among other projects:

ZEISS Vision Care – UX Strategy, Conceptualization and Design

Myopia Management

Conceptualization and design of a tool for myopia management. Different specialist concepts and device-dependent processes were brought together into a consistent overall workflow. The focus was on making the tool easy to use across different device types and throughout their use in the process.

Digital Optician Workflow

Professional UX leadership in redesigning digital processes for the entire optician visit. Structuring the user experience around patients, visits, examinations and consultations. Responsibility for the conceptual direction and hands-on design of key workflows.

Mentoring junior designers and supporting designers moving into new lead roles. Individual sessions on DesignOps, strategic questions and professional leadership.

B2C Eyewear Shop for India

Conceptualization and UX/UI design of a complete e-commerce shop for eyewear. Designing the B2C buying experience while considering the requirements of the Indian market. Close collaboration with the project team and local market; reviewing and evolving concepts based on market feedback and feedback from tests conducted locally.

poolinq – UX for New Inventory Management Software

Building the UX from the ground up: structuring product requirements, developing key user flows and translating them into a coherent user experience. The focus is on inventory management, document processing and recording incoming and outgoing goods. Designing AI-supported document recognition and assignment so users can understand and review the results. Close collaboration with the product and development teams.

FerniLoy – Digital Companion for the Furniture Trade

UX conceptualization and prototyping for a digital sales and product companion. Building a multibrand design system that represents different brands on a shared foundation. Connecting design tokens, components and variants in Figma with Flutter and Widgetbook. Aligning user flows, the design system and implementation with the product and development teams.

TYCT – UX and Design System for a B2B Portal

Information architecture and interaction concepts for data-rich workspaces with complex status workflows. Clearly structuring information, responsibilities and next steps on list, detail and editing pages. Building a design system with reusable components, states and page types. Professional leadership of the design team and close coordination with the Lead Developer.

Independent product design practice supporting startups and growing companies with enterprise SaaS, workflow architecture, product strategy, and AI-enabled product development.

• Deliver end-to-end product design for digital products, websites, and SaaS platforms, combining product thinking, UX, visual design, and implementation.
• Apply AI throughout the product lifecycle—from research, synthesis, information architecture, and prototyping to development, SEO, and content strategy.
• Design and build production-ready digital products using AI-assisted workflows, enabling significantly faster iteration and delivery.
• Advise founders and businesses on product positioning, UX strategy, and digital transformation.

• Delivered end-to-end product & service design (discovery to delivery) — combining Product discovery, UX/UI Design and Prototyping within an agile delivery framework.
• Applied AI-assisted workflows across research and prototyping to accelerate discovery and validation cycles.

• Established a new venture focusing on AI-powered UX and rapid prototyping

• Leading the development of an AI-based prototyping framework and prompt optimization for product design

• Managing stakeholder relationships and strategizing go-to-market approaches

• Planning and creating coaching programs (to be launched in 2025) on AI-driven product discovery

• Developed internal processes enabling prototype creation in minutes

• Published best practices and insights on LinkedIn, driving industry interest and awareness

• Designed and launched a curated e-commerce platform promoting sustainable Spanish craftsmanship
• Conducted in-depth user research and usability testing, improving engagement metrics and retention rates
• Implemented CRO strategies that increased conversion rates and reduced cart abandonment
• Led brand strategy and positioning, creating a compelling visual identity and user journey aligned with eco-conscious values
• Drove organic traffic growth by 25% through a mix of SEO content, UX enhancements, and social media integration.

BMW AG · Mercedes-Benz AG · Munich Re · CARIAD / VW Group

• Leading UX and product direction of PromptM, an enterprise AI prompt management platform at BMW, designing human-agent interaction models, role-based governance flows, and a Playground testing environment for prompt validation and iteration
• Redesigned insurance policy workflows at Munich Re, restructuring form layouts, improving field prioritisation based on user needs, and introducing new design components into the existing product system
• Led end-to-end UX at BMW shopfloor: user flows, wireframes, usability testing, and Figma design system adopted across 5+ agile squads, reducing order processing time by 35%
• UX Coach at Mercedes-Benz, upskilling 50+ team members in user research, usability testing, and agile UX methods; reduced design-to-dev handoff by 30%
• Facilitated 10+ design sprints and discovery workshops; enforced WCAG 2.1 AA accessibility across all deliverables

• I believe that technology should improve our lives, not complicate them.
• Specialized in developing user-friendly digital products for complex areas such as finance, medical technology, and robotics.
• Support projects from kickoff to launch and help companies to develop successful products.

• Taught German language and mathematics to children aged 4-16, providing homework assistance and tutoring
• Supported startups in UX, MVP development, and Lean Startup methodology
• Assisted with branding, communication, and design to strengthen market presence
• Maintained website and Venture Lab app; coordinated and ran events
• Developed presentations to support internal and external communications

• Led product & design (5 reports), hiring and development of team
• Implemented product squads, innovated around data ingestion and analysis.
• €0.5M to €4M ARR in 18 months

• Driving app monetization and growth initiatives for Bundesliga products.
• Moderation of cross-team ideation workshops for idea generation.
• Amplitude Product Analytics, Google Ad Manager, Firebase.

• Concept, interaction and UX for XR experiences for the automotive industry
• Optimizing XR experiences
• Building experiences with AI

• B2B: conceptual project development of the production software for ViGuide (Web), ViGuideMobile and HMI.
• Revamping information architecture, UX concept for new and existing features.
• UX research.
• UI business analysis: analyzing and designing existing UI and UX structures, and validating existing interaction and design concepts against business, technical and user requirements.
• Conducting UI/UX workshops, deriving consistent UI concepts, and creating wireframes, click dummies and prototypes to support decision-making and implementation in close coordination with stakeholders, UX and development.
• Accessibility according to BITV/WCAG (analysis, concept, implementation).
• Using AI to support UX analysis, pattern recognition in research data and to speed up concept development and prototyping.
• User centered design, usability engineering, agile working – Scrum, UX analysis, concept, wireframing, prototyping, DIN EN ISO 9241-110 / 210, user journeys, personas, interaction design, user guidance and information architecture.
• Remote/onsite interviews, test planning, moderation, documentation of UX/UI concepts and recommendations, Jira, Confluence, Miro, UI/UX workshops (requirements analysis, UI alignment, design reviews).
• Figma (mockups, wireframes, design, concept), Axure and ProtoPie (low- and high-fidelity prototyping), Confluence, Jira, Office, Miro, Maze.
• Quantitative research: usability & prototyping tests via Maze (remote), surveys (Maze).
• Qualitative research: moderated interviews, analysis and action recommendations.

• Partnering with technology-focused teams to shape brands and design digital products from early strategy through UX/UI and scalable design systems.

• Strategic management and prioritization
• Developing a technical roadmap aligned with company goals
• Effective prioritization of technical and functional requirements
• Optimizing the existing cloud architecture
• Promoting innovation and exploring new technologies
• Systematically introducing new technologies
• Driving innovation processes
• Evaluating and integrating AI and automation
• Improving collaboration
• Streamlining existing processes
• Leading the company shift from sales-driven to product-driven