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Martina Büttner-LeiboviciMB

Martina Büttner-Leibovici

Service Designer, UX Manager, UX Designer & Lead

€800/day
Berlin, DE
15+ years

Average response time: 1 hour

Freelancer profile translated to English.
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About Martina

I am a Service Designer and Lead UX Designer with extensive experience in building user-centered product organizations.
To achieve this, I conceptualize and manage end-to-end processes, user journeys, and service blueprints for complex digital services.
Furthermore, I combine strategic organizational development with operational product work – from user research to business impact.
I have many years of experience in consulting cross-functional teams and moderating workshops in agile and public organizational environments.
  • German

    Native or bilingual

  • French

    Native or bilingual

  • English

    Fluent

  • Spanish

    Basic

Can work on-site
Berlin (up to 50km), Hannover (up to 10km)

Experience

  • D'Signerin
    Freelance UX Consultant
    DIGITAL AND IT
    October 2025 - Today (9 months)
    Berlin, Germany
    Leadership & Development of Design Teams
    • Coaching and career development of designers
    • Introduction of peer review processes, career framework, and onboarding processes
    Tools
    • Consulting & conceptual support in Service Design, UX, and product issues (project-based)
    • Deep dive into strategic fields: UX Strategy, Organizational Design, UX Maturity
    Service Design UX Consulting User Experience Design UX Strategy Workshop Facilitation
  • USU GmbH,
    Chief UX Team Lead
    SOFTWARE PUBLISHING
    April 2020 - September 2025 (5 years and 5 months)
    Berlin, Germany
    • Building and further developing the company-wide UX function into a team of 10 designers, including establishing clear roles, mentoring structures, and quality governance for the enterprise product lines of the portfolio
    • Defining and operationalizing the UX Strategy and governance across the entire product landscape for better alignment between Design, Product Management, and Software Engineering
    • Initiating and introducing a company-wide Design System as a binding standard for digital products to increase consistency and efficiency
    • Building scalable research operations, including systematic UX research programs and an external participant pool (friendly user pool) to establish continuous discovery
    • Reducing time-to-market by 25% through the integration of UX practices into the workflows of product teams
    • Contributing to an increase in Net Promoter Score by approx. 10 points by incorporating user insights into decision-making processes
    • Study (Quantitative survey on 115.de) and webinar "OZG - What citizens expect from digital services"
    • Study (survey and interviews) and presentation at USU E Government 2022 on the topic "Authority 2.0: Is your specialist application ready for the digital world?"
    UX Management UX Strategy UX Research User Experience Design Workshop Facilitation
  • Familie Redlich AG,
    Senior UX Designer
    DIGITAL AND IT
    November 2018 - April 2020 (1 year and 5 months)
    Berlin, Germany
    • Responsibility for the UX concept and the experience strategy of the Johanniter web portal, as well as aligning user needs and organizational goals
    • Planning and moderating stakeholder workshops to promote informed decisions
    • Contributing to winning several public sector pitches through strategic UX concepts
    • Mentoring junior UX designers and supporting their professional development
    User Interface Design Personas User Experience Design Workshop Moderation

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Education

  • UX Management Certification
    IxDF
    2021
    Zertifizierung UX-Management
  • Service Design Certification
    IxDF
    2021
    Zertifizierung Service Design

Skill set

Categories