UI Design Expert in Berlin

• Spearheaded the transformation of Telefonica Germany’s cloud journey into a self-service, automated marketplace by leading process analysis and design efforts; facilitated UX/UI collaboration and served as Scrum Master for cross-functional agile teams to ensure timely and quality delivery
• Designed, launched, and managed an enterprise-wide Learning & Development program focused on cloud-native skills, upskilling over 1,500 employees; undertook full vendor management including sourcing, tendering, contract negotiation, and ongoing partnership to ensure curriculum alignment with evolving organizational needs
• Implemented cloud migration processes aligned with corporate compliance and process governance; improved process transparency and audit readiness while reducing operational risks
• Architected and led a cross-divisional communication strategy to enhance organizational engagement; developed multiple channels including newsletters and intranet content, acting as single point of contact for all departmental communications to ensure consistency and alignment

I served as the Lead Designer for two cross-functional teams at Casavi, a software platform for property managers. Casavi is a central platform for all aspects of digital property management, which streamlines operations and business processes.

SmartTask: The team focuses on ticket management, workflow automation, AI integration, enhancing communication between property managers and their clients.

Customer app/portal: The team is dedicated to fostering community engagement among residents of managed properties. The customer portal in combination with the Casavi app solves the challenges for property and facility managers.

My role spans the full design lifecycle, covering UX/UI design, user research, usability testing, and strategic design planning, across Casavi's web platform, mobile app, and customer portals. Each team comprises around 10 members, including a project manager, designer, developers, and QA testers. I am also responsible for the accessibility assurance of the whole product.

Design unit role: In addition to my core responsibilities, I actively contribute to the development and maintenance of the company's design system and style guide ensuring consistency and scalability across all products. Mentor junior designers is my official and moral responsibility.

Strategic Marketing / New Customer Acquisition (B2B):

• Market and competitor analysis: Recorded competitors, developed evaluation matrices, outlined the provider landscape with potential customers, competitors and partners
• Designed a cross-media, personalized multi-touch campaign
• Developed the multi-touch strategy in various multi-stage versions, determined touchpoints, target companies and target persons, developed ideal customer profile and contact ideas
• Designed all individual measures: Developed concepts for letters, postcards, landing pages, e-mails, phone calls and downloads
• Visualized the process logic of the contact sequences (flowchart)
• Described the distinction from “Account-Based Marketing”
• Implementation planning: Researched providers for packaging, shipping and landing page software, negotiated terms, recommended tools and partners

Social Media Marketing:

• Goal categorization, definition and recommendations for action
• Review and selection of channels
• Design of channel management
• Developed an 11-week editorial plan (Instagram & LinkedIn)
• Developed, implemented and published image and video posts
• Campaign launch, ongoing monitoring and optimization

Search Engine Optimization (SEO):

• Website audit with indexing check
• Ranking, backlink, traffic and competitor analyses
• Analyzed search and user behavior
• Consulting on SEO risks during relaunches with domain changes
• Keyword research and recommendations for action

• 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.

• Context: A financial company is launching Kidstarter, a digital financial guide for parents on child savings and planning. The goal is to present complex financial topics in an accessible way and guide parents through relevant themes.

• Focus: Develop a content strategy and voice & tone guidelines as a foundation for consistent UX writing within the platform.

• Key activities:

• analyzed brand values, communication goals, and user personas

• developed a content strategy for core topic areas and content formats

• created voice & tone guidelines with concrete text examples for typical usage situations and modules

• produced initial UX-writing examples illustrating the language guidelines

• Results:

• voice & tone guidelines serve as the basis for consistent writing and editorial content in the web app

• customized GPT integration enables editors to optimize texts according to guidelines

• Oversee high-impact innovation and discovery projects for German energy providers, focusing on identifying and developing forward-looking product concepts.
• Improved user experience, increased operational efficiency, and simplified sales processes in the dynamic energy market by conceptualizing a digital platform.
• Explored new product ideas while positioning the company for growth and competitiveness in the rapidly evolving energy sector.

• 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

• Founded an AI-powered scheduling and business-management SaaS for SMBs, owning technology strategy, architecture, product development, UX, billing and go-to-market execution.
• Architected and shipped a multi-tenant platform with REST APIs, RBAC, CRM, billing and notifications, powering the manager dashboard, admin console, booking experience and iOS/Android applications.
• Led and mentored 7 software engineers, 1 DevOps engineer, 1 QA engineer and 1 UX/UI designer, while remaining hands-on across backend, frontend and product delivery.
• Built AI voice and chat agents using Python/FastAPI, OpenAI and Anthropic APIs, RAG, pgvector and tool calling; integrated Twilio, Google Calendar/Meet, Stripe and Firebase.
• Owned production infrastructure and automated delivery across separate environments using Docker, Nginx, GitHub Actions and Grafana; represented the company at accelerators and international startup events.

Selected stack: Python, FastAPI, Node.js, Vue 3, React/Next.js, React Native, PostgreSQL, Redis, Docker

I run my own freelance agency based in Berlin and help startups and teams.

• I helped 100+ businesses achieve the digital products they wanted.
• Took ownership of the design process, collaborating with other teams.
• Conducted design thinking, user research, and competitive analysis.
• Developed design concepts, wireframes, and high-fidelity prototypes.
• Optimized websites and their conversion rates to reach more clients.
• I help clients in tech, hospitality, luxury, real estate, and professional services.
• I work with long-term products and clients like Accor, Corso Da Vinci, Webwavers, and ImmoTrust.

• Developed healthcare and webinar platforms using React, Ionic and GraphQL.
• Built scalable frontend applications in close collaboration with designers and backend teams.

• Collection of user stories across the whole platform, leading the redesign process.
• Dashboard redesign based on user research.
• Establishing a workflow for kickoff sessions as well as planning the way of working & collaboration across several teams and disciplines.