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Johannes S.JS

Johannes S.

IT Business Analyst & Product Owner

€720/day
Berlin, DE
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Johannes

Hi,
I am a UX Designer and Product Manager with 6+ years of experience in building intuitive and engaging digital products. I have worked with startups, as well as small and large companies.
  • German

    Native or bilingual

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

Experience

  • Comdesk
    Product Owner (Frontend)
    TELECOMMUNICATIONS
    September 2025 - January 2026 (4 months)
    • Planned and defined feature scope for a major rollout in Q4/2025.
    • Collaborated closely with design to conceptualize routing patterns, user-side call logic, and UI flows for voicemail and routing.
    • Introduced a two-week sprint rhythm and a systematic PO/UI review, improving development speed and quality.
    • Clarified expectations between management and the development team regarding quarterly results and scope.
    • Collaborated with C-level stakeholders, the backend lead, and a second PO to manage cross-team dependencies.
    • Stabilized team processes in an organizationally challenging environment with high turnover and unclear decision-making paths.
    • Result: Improved development quality and scope clarity; first major release is being prepared for rollout to approximately 4,000 existing customers.
    Product Owner Requirements Engineering Product roadmap Sprint planning Microservices
  • Bosch
    Business Analyst / Requirements Engineer
    TECH
    August 2025 - December 2025 (4 months)
    • Analyzed and modeled domain-specific business processes for managing real estate portfolios.
    • Gathered and structured functional requirements in exchange with clerks, management, and tax advisors.
    • Created the strategic product roadmap and defined and prioritized the MVP scope (backlog management).
    • Performed functional conceptualization of complex workflows using wireframes and interactive prototypes for stakeholder validation.
    • Conceptually developed a chart of accounts to map double-entry bookkeeping within the application logic.
    • Organized and moderated weekly product alignment meetings to clarify functional and technical dependencies.
    • Result: MVP specification finalized and handed over for technical implementation.
    Requirements Engineering Process Modeling Stakeholder Management MQTT Functional Specifications
  • N3XTUP – Hausverwaltungssoftware
    IT Business Analyst / Product Owner
    REAL ESTATE
    February 2025 - March 2026 (1 year and 1 month)
    Berlin, Germany
    • Analyzed and modeled domain-specific business processes for managing real estate portfolios.
    • Gathered and structured functional requirements in exchange with clerks, management, and tax advisors.
    • Created the strategic product roadmap and defined and prioritized the MVP scope (backlog management).
    • Performed functional conceptualization of complex workflows using wireframes and interactive prototypes for stakeholder validation.
    • Conceptually developed a chart of accounts to map double-entry bookkeeping within the application logic.
    • Organized and moderated weekly product alignment meetings to clarify functional and technical dependencies.
    • Result: MVP specification finalized and handed over for technical implementation.
    Business analysis Requirements Engineering Product management Process Modeling

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Education

  • Advanced UX/UI Design for the Real World, Product Design
    The Fountain Institute
    2020
    Advanced UX/UI Design for the Real World, Product Design
  • Master of Science
    Technische Universität Berlin
    2017
    Master of Science (M.Sc.), Human Factors

Skill set

Categories