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David WenkDW

David Wenk

Product Designer · B2B Tools, Complex Workflows

€900/day
Berlin, DE
8-15 years

Average response time: 1 hour

About David

I design B2B tools that people actually want to use. With 8+ years in complex SaaS products — from HVAC planning software to construction platforms — I embed with product teams and take ownership from first sketch to shipped feature. No handholding needed.
  • English

    Native or bilingual

  • German

    Native or bilingual

Can work on-site
Berlin (up to 50km)

Experience

  • WOLF GmbH
    Lead Product Designer
    MECHANICAL ENGINEERING
    April 2025 - Today (1 year and 3 months)
    Germany
    • Currently working as a Freelance Product Designer at WOLF GmbH, where I lead UX/UI design for B2B digital tools, focusing on project planning and system configuration experiences for heating engineers.

    • Redesigned and unified 2 core B2B workflows (System Planner & Project Center), used by 1,000+ HVAC engineers, enabling seamless project planning through one integrated UX.

    • Leveraged AI-powered prototyping tools such as Figma Make rapidly define interaction patterns and motion designs, enabling precise and efficient developer handoff.

    • Designed and documented new components to evolve WOLF’s multi-brand design system, enabling scalable, UI delivery across products.

    • Established a process to measure the impact of design initiatives by connecting metrics to product outcomes across the entire portfolio of four products.
    User Experience Design User Interface Design Design System
  • Freelance
    Product Designer
    August 2024 - Today (1 year and 11 months)
    I help product teams turn early-stage ideas into clear, testable UX concepts. I turn messy Miro boards to structured prototypes.
  • Google
    UX & Conversion Rate Consultant
    October 2023 - June 2024 (8 months)
    Berlin, Germany
    • Boosted conversion rates for high-profile EMEA customers by up to 25% by successfully selling and implementing over 20 Conversion Rate Optimization projects, including UX Navigation and Findability optimization, Performance improvements, and Accessibility enhancements.

    • Increased customer investment into the UX Design of their online stores by 30%, and aligning them with Google’s high UX quality standards, by facilitating over 20 new strategic partnerships with Google’s certified agency partners.

    • Featured in the final published Google Web Accessibility report with an expert interview with the Head of Accessibility of the German Government. This interview significantly enhanced the report’s credibility and depth, focusing on the potential of AI in Web Accessibility.

    Opportunity via Avantgarde Talents GmbH

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Education

  • UX Design Program
    2019
    UX Design Program
  • Master of Science (M.Sc.)
    Technische Universität Berlin
    2014
    Master of Science (M.Sc.)

Skill set

Categories