Sebastian Müller

AI Transformation Leader 🤖 Former CTO and Founder 🚀 Cross-Domain Expert (Software, DevOps, Hardware, Embedded Systems, Big Data, Finance, Security)

Munich, Bavaria, Germany

About

Senior software engineering manager with a proven track record of technical transformation and motivating teams. As a strategic and hands-on executive, I thrive in driving technological advancements and fostering a culture of ownership and customer-centricity. With over 18 years of experience, I have consistently demonstrated the ability to lead high-performing teams, spearhead complex projects, and develop cutting-edge products that exceed customer expectations. Key Strengths: - Visionary Leadership: Aligning teams and inspiring excellence to achieve ambitious goals. - Product Development Expertise: End-to-end experience in software, hardware, and embedded systems. - Innovation-Driven Mindset: Leveraging emerging technologies and fostering continuous learning. - Cross-Functional Collaboration: Bridging technical and business teams for seamless alignment. Strategic Execution: Translating objectives into actionable plans and delivering measurable results. Career Highlights: - Led high-impact initiatives for Porsche, Yelp, AutoScout24, and Stiftung Warentest, spearheading backend/frontend development, app development, and Big Data projects. - Established DevOps culture at AutoScout24 and managed data centers and cloud operations at intelliAd/diva-e. - As CTO of rapitag GmbH, developed and produced an IoT solution, securing partnerships with global retailers. With a passion for cutting-edge technologies and expertise in both software and hardware domains, I drive innovation and deliver transformative solutions. I thrive in dynamic environments, leveraging my technical expertise, strategic vision, and leadership skills to drive growth and empower teams to achieve extraordinary results.

Experience

  • Director of Software & Lead of AI Transformation at trbo
    Jul 2025 - Present · 1 yr

    eCommerce SaaS providing product recommendations and website A/B Testing. - Defining and executing companies software strategy. - Leading all software development teams. - Ensuring product quality and operational excellence serving 10.000 users/sec 24/7. - Lead of AI initiative with 4 additional team members. Leading company wide AI transformation.

  • Freelance Software Engineer at Freelance
    Dec 2024 - Jun 2025 · 7 mos

    After successful exit of my own company rapitag GmbH: Traveling and recharging inner batteries Also short time Freelance Projects: - AI Tooling for Maschmeyer Group Lead the development of an AI based contact management system: RAG with semantic search. - Interim CTO for Pro Work Suite Bringing a vibe coded application to production quality and building a team to operate and do further developments.

  • Chief Technology Officer (CTO) & Founder at rapitag
    Oct 2016 - Nov 2024 · 8 yrs 2 mos

    Security IoT anti-theft products for the retail industry. - In charge of the success of the company as CTO and Managing Director. - Lead the IT and product departments with 5 high-performing teams of 30+ FTOs. Including driving hiring, the strategic product roadmap and budgets. - Built and managed a highly scalable, cloud-native software platform encompassing iOS/Android apps and embedded systems. Managing thousands of IoT devices in the field. - From inception to a €1M+ annual revenue business for the high quality standards of Fortune 500 retail enterprises like Target (US), Lidl (Europe), Media Markt (Europe), UNIQLO (Worldwide), etc. - Lead the product development for 9 products from idea to mass production and securing over 15 patents for disruptive technologies. Successful exit of the company in November 2023.

  • Principal IT Consultant - Payment at SYNGENIO AG
    Feb 2016 - Apr 2017 · 1 yr 3 mos

    Consulting leading Banks and Payment Providers on IT Architecture, Security and Innovations. Lead a Mobile Banking App project for a major bank involving over 20 people. Head of Syngenio AGs Payment Portfolio.

  • Head of IT Operations & Chief Information Security Officer (CISO) at intelliAd Media – ein Unternehmen der diva-e
    Apr 2014 - Jan 2016 · 1 yr 10 mos

    As Head of IT Operations responsible for the redesign of the Big Data architecture of a leading online advertiser, where 3 terabytes of data are processed daily. This system was hosted on a hybrid cloud with over 3,000 servers. The IT Operations department was overseen by Sebastian as well. Sebastian also held the role of Chief Security Officer. Since this was a subsidiary of Deutsche Post, the training was conducted according to the standards of this global corporation. In addition, Sebastian accompanied the audits for the (re)certification to ISO 27001.