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Björn SonnenbergBS

Average response time: 1 hour

About Björn

HI THERE
I’m a freelance Senior UX Designer and UX Consultant with 19 years of experience across agency and freelance settings, be it medium or long-term embedded collaboration. My perimeter for hybrid projects is Northern Germany – Hamburg, Berlin, Schleswig-Holstein – while I’m globally available for remote collaboration. I combine a human-centered design approach with evolving AI tooling.

WHAT I FOCUS ON
Substantial digital products, services and info sources, whether in B2B or G2X context.
Spoiler: I’m less at home in campaign-driven or marketing-focused formats.

WHAT I BRING TO YOUR PROJECT
A plug-in mindset: analytical, explorative, output conscious, collaborative, clear
Offering: User research | UX strategy | UX design | Product review & testing | team alignment

TOOL STACK
UX & Prototyping: Figma
AI support: ChatGPT, Visily, Uizard, Midjourney – more ai buddies under permanent review

CLIENTS AND DOMAINS I SUPPORTED INCLUDE
Market: Telefónica Deutschland, Viessmann, Voith, Deutsche Bahn, Metrohm, Bosch eBike, Deutscher Sparkassen- und Giroverband
Public: Auswärtiges Amt, Bundesministerium des Innern und für Heimat, Bundesrat, multiple federal authorities, Online Access Act (OZG)

HOW OUR PATHS MAY CROSS
I love to know nice people. Just ping, we’ll talk.
  • German

    Native or bilingual

  • Spanish

    Basic

  • English

    Fluent

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

Experience

  • STUDIO HOLSTEIN
    Senior+ UX Designer
    DIGITAL AND IT
    April 2020 - Today (6 years and 3 months)
    Hamburg, Germany
    In 2020 I started freelance activity branded STUDIO HOLSTEIN.

    Some of my projects:

    - Telefónica Deutschland (2022-24): Developing cross-team UX product guidelines, review and approve the designers' work in RAITT transformation. The program consolidates all Telefónica brands on one technical platform.
    - Voith (2022): Experimental dashboard for bearing sensors to predict maintenance
    - Deutsche Bahn Werkeverbund (2021): Ideation and sketching for next-gen ICE train maintenance software
    - Viessmann (2021): Digital exposition and event hub to replace physical trade fair contribution in Covid-19 times
    - Metrohm (2021): Relaunching web experience on Adobe Experience Manager
    - Bosch eBike (2021): Content audit and web template overhaul to boost engagement
    Interaction Design User Experience Design Business Process Design Data visualisation Industrie 4.0
  • IBM IX
    Senior UX Designer / Team Lead / Creative Director
    DIGITAL AND IT
    July 2016 - July 2019 (3 years)
    Berlin, Germany
    2019: Creative Director UX

    2016-2019: Team Lead of 4, contributing to creative board
    2012-2016: Senior UX Designer

    My highlights:
    - Consulting and creating UX for major federal institutions like Bundesrat, Auswärtiges Amt, Bundesministerium des Innern
    - Managing the UX part of IBM tender for german car toll system.
    - German Design Award 2018 for brand portal of Deutscher Sparkassen- und Giroverband
    - SXSW 2017 (Austin, TX), Mind the Product 2018 (London)
    Design Thinking User Experience Design Konzeption Information Architecture Responsive Design
  • Aperto AG
    Senior UX Designer
    DIGITAL AND IT
    July 2012 - February 2016 (3 years and 7 months)
    Berlin, Germany
    Berlin-based digital agency Aperto AG
    Branch focus: Public, Government, Federal Institutions, Online Access Act
    Senior UX Designer
    User Experience Design Information Architecture Konzeption UX Consulting Presentation

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Education

  • Magister Artium
    Freie Universität Berlin
    2004
    M.A.

Certifications

Skill set

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