Tjark Petersen
Senior Data Scientist @Paiqo
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WORK HISTORY
Senior Data Scientist @Paiqo
Vienna, AT
Working as a Data Science Consultant delivering AI solutions for enterprise clients across forecasting, classical ML, and GenAI. I lead and deliver small projects end-to-end, managing customer communication, scoping, and implementation. I work full-stack on GenAI applications—from backend and data pipelines to frontend integrations—building solutions like contract analysis, chat-with-your-documents, and survey analytics, alongside production-ready ML models.
EDUCATION
UCL
Exchange student - one term, Economics
UCL
Master of Science - MS, Business Analytics M.Sc.
Humboldt-Universität zu Berlin
Bachelor of Science (B.Sc.), Economics
SKILLS
ABOUT TJARK PETERSEN
I’m an AI Delivery Leader and Former CTO with 6+ years of experience building, leading, and delivering end-to-end AI solutions across startups, tech companies, and consulting environments.My career spans hands-on machine learning, GenAI (OpenAI, LLMs), full-stack AI product development, and technical leadership. As a CTO and co-founder, I raised ~€400k in pre-seed funding, built a SaaS product from zero to launch, and hired, coached, and managed a cross-functional engineering team of up to three people. I owned product strategy, architecture, delivery, and team processes—an experience that shaped my passion for responsibility, autonomy, and impactful work.Today, I combine technical depth with delivery leadership:• Running AI/ML and GenAI projects end-to-end• Leading customer engagements, scoping work, and ensuring successful outcomes• Bridging between engineering, stakeholders, and business goals• Designing and implementing AI solutions from prototype to production• Building full-stack features using React, Next.js, and modern cloud toolingI enjoy roles where I can lead people and projects, define processes, and help teams ship high-quality AI products—not just write code, but shape the direction.If you’re working on impactful AI/ML products or need leadership across data, engineering, and delivery, I’d love to connect.
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