Stefan Sebastian Ziemann

Senior Manager Performance Marketing | Growth & Paid Media | D2C Health | Data-Driven Marketing

Munich, Bavaria, Germany

About

Performance marketing professional with a strong focus on growth, paid media and data-driven decision making. As Senior Manager Performance Marketing at Kijimea, I drive digital customer acquisition and scale paid media performance across the funnel in the consumer health space. My background combines agency and in-house experience across channels such as Paid Social, Search and Native. In my role, I collaborate closely with e-commerce, web, product management, content and design teams to translate data insights into scalable growth strategies. Key areas of focus: • Growth & performance marketing • Paid media strategy and scaling • Data-driven marketing and experimentation • Funnel optimization and customer acquisition I’m always keeping a close eye on emerging digital trends and new growth opportunities in the performance marketing space.

Experience

  • Kijimea (SYNformulas GmbH) (Gräfelfing, Bayern, Deutschland)
    • Senior Manager Online Performance Marketing
      Mar 2025 - Present · 1 yr 4 mos

    • Senior Product Manager
      Jul 2024 - Mar 2025 · 9 mos

    • Product Manager
      Jun 2023 - Jun 2024 · 1 yr 1 mo

  • lead link GmbH (Grünwald, Bayern, Deutschland)
    • Project Manager Digital Media
      Apr 2022 - May 2023 · 1 yr 2 mos

    • Project Manager BI
      Nov 2017 - Mar 2022 · 4 yrs 5 mos

  • Studentische Hilfskraft - Marketing und PR at Fraunhofer IKS
    Jul 2015 - May 2017 · 1 yr 11 mos

  • Süddeutsche Zeitung (München, Bayern, Deutschland)
    • Werkstudent Anzeigenmarketing
      Mar 2013 - Dec 2013 · 10 mos

    • Praktikant Anzeigenmarketing
      Oct 2012 - Feb 2013 · 5 mos