Sketch Expert

Leading product design across core and growth initiatives, with a focus on internal tools for Logistics Operations Managers in the EU and Asia regions. Designing workflows from the ground up and leveraging AI to deliver impactful, efficient operational outcomes.

Worked as an App Engineer as part of the IoT Control team in a React Native Stack.

• Implementing new Components based on the Tonies Design System.
• Improving, extending and maintaining Tonies Design System
• Adding new features like Volume and Playback Control of the Tonies
• Fixed connection issues via bluetooth and wifi
• Removing technical debt and polishing for an upcoming big software and hardware release
• Improving accessibility by optimizing screens and components for usage via screen readers.
• Wrote lots of automated tests to ensure app quality is always stellar.
• Weekly app releases in a high volume workload environment

Results & Impact:

• Improved app stability and connection reliability ahead of a major software and hardware release
• Raised overall app quality through a significantly broader automated test suite, catching regressions before they reached users
• Made the app usable with screen readers, improving accessibility for a wider audience
• Sustained a weekly release rhythm in a high-volume production environment without quality regressions

Technologies: react-native, expo, typescript, react-19, react-compiler, react-navigation, zustand, @tanstack/react-query, i18next, figma, app-store, play-store, sentry, bitrise, config-cat, poeditor

continued product ownership of the global B2C platform

• The shortage of skilled workers affects many companies in the DACH region.
• HireOnFire has made it its mission to move the employee search of medium-sized companies away from traditional job portals and toward social media channels and search engines.
• With a mix of social recruiting and performance marketing, we reach target groups where they spend their time.

• 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.

• Designing UX for a B2B AI SaaS platform covering the full software development lifecycle, including an orchestration transparency panel showing users which AI model is active at each stage, reducing AI opacity and building user trust in multi-model workflows.

• Designing AI-first workflows that integrate AI into existing product experiences
• Developing UX concepts for prompt management, reusable and combined prompt workflows, tagging, search and information organisation
• Creating user flows, wireframes, prototypes and high-fidelity interfaces in Figma
• Defining reusable UI patterns, components and interaction logic for scalable products
• Exploring human-AI interaction patterns with emphasis on user control, transparency and manageable cognitive load
• Translating product requirements and technical constraints into developer-ready UX/UI specifications

• Concept and implementation of data-heavy platforms for enterprise customers
• Design of complex AI-based interactions (chatbots, voice control, semantic search)
• Stakeholder management with more than 10 participants in cross-functional teams
• User research: interviews, usability tests, value validation
• Definition of quality metrics and execution of value analyses

Tools & methods: Figma, Adobe XD, Miro, Chat GPT, Claude | Scrum, Kanban, SAFe, Lean UX

Selected clients: VW Group, Volkswagen, BMW, Cariad, ABUS, Gieseke & Devrient, Hamburg Senate Chancellery, German Red Cross, Deutsche Bahn, Immoscout24, Relynk

Open banking and payment platform in the European banking sector

• Conceptualization of my.LUXHUB: a unified customer portal that brings together several existing portals with central navigation and identity, including an audit and redesign of legacy interfaces
• End-to-end design of the FIGW (Fraud Intelligence Gateway) and Wero portals: data-intensive workflows, status and error states, batch operations
• Token-based Design System with semantic states and developer handoff documentation as a reference for all platform products
• Multilingual UX copy (DE, EN, FR) for payment-critical and regulatory flows
• Close collaboration with product management, engineering and stakeholders in a four-person design team

Energy, transmission system operator · Desktop, web application

• Products Digitalisation of the grid connection process; master data and processes of market locations; balancing of virtual MaBiS aggregate time series; the group's first searchable catalogue and visual UI pattern library

• Planning, running and analysing qualitative in-depth interviews: more than 100 interviews with external market partners and internal departments

• Designing qualitative interviews including interview guides and evaluation logics; recruiting and scheduling participants

• Analysing, preparing and presenting research findings as usability reports and result reports

• Translating research findings into UX and design requirements and deriving prioritised recommendations for improvement

• Presenting analysis and research results to departments, product owners and decision makers in a form suited to each audience

• UX research for internal enterprise and line-of-business applications along regulated market processes

• Quantitative methods: online surveys for roadmap prioritisation, questionnaire studies, definition and measurement of UX KPIs

• Facilitating requirements workshops; gathering, analysing, describing, agreeing and documenting functional and non-functional requirements

• Developing user flows and customer journeys; building and providing UX standards, methods and capabilities (UI pattern library)

• Working in product and project teams under Scrum, taking part in all subject-matter meetings and Scrum events

Impact Took three software products to launch

Tools Condens, Miro, FigJam, Figma, Whimsical, Microsoft Teams, Typeform

• Prototyping the Minimum Viable Offering (MVO) for a SaaS solution for sound creation, aligned with the needs of digital and hardware designers.
• Conducting a product-market-fit analysis using global quantitative and qualitative market research

• Concept and UI design for cloud-based banking platforms and SaaS loan process automation, including AI-supported document validation.
• UX optimization of the loan application flow, expansion of the design system, and building a scalable white-label solution.

• As UX Manager and UX Team Lead, my focus is on creating the conditions for excellent UX design – not only by improving results, but also by investing in people, culture, and systems. I am convinced that sustainable UX design comes from a combination of autonomous teams, clear rituals, and a shared vision of product and user value.

• My job is to enable successful UX design within a company. This includes setting up and growing the UX team, establishing a design system, designing design processes, defining and developing UX maturity and UX culture within the company, and developing strategies that combine business requirements and user experience design.

• Consulting and conceptual support in UX and product topics (project-based)

• Deepening strategic topics: UX Strategy, Organizational Design, UX Maturity

• Market and role orientation with a focus on Head of UX / UX Leadership positions