Founder & AI Product Lead

• Selected to Oracle Club (top 1% of contributors) and promoted to Reviewer based on consistent performance across complex LLM projects.
• Delivered RLHF, red teaming, safety evaluations and STEM annotation tasks in English and German for major foundation model clients.
• Evaluated multi-step reasoning, coherence and adherence to safety policies; scored and ranked model responses for quality and alignment.
• Reviewed and scored work from other contributors, providing structured feedback and coaching on reasoning quality and spec compliance.
• Contributed to scenario design and refinement of evaluation guidelines, including edge cases and stress tests for agent-like behavior.

• Drove the growth and internationalization of the platform to over 7 million members and enabling a marketplace of 350,000+ sellers with a catalogue exceeding 6 million products.
• Led global expansion, including establishing and managing subsidiaries in France, Spain, Poland, and Italy.
• Built a highly motivated team of 250 employees, earning multiple industry awards and recognitions.
• Pioneered a social media approach, engaging a community of over 1.4 million, and significantly boosting brand presence through creative content strategies.
• Achieved an outstanding Net Promoter Score (NPS) of 75, reflecting exceptional customer satisfaction and loyalty.
• Evolved the platform's business model with the launch of a DIY content portal with 40,000 paid and free tutorials, collaborating with industry leaders and enhancing customer engagement.
• Secured financial investment across seven rounds from European and US investors, steering the company towards profitability and a successful exit strategy.

As an independent Advisor, I specialized in crafting and executing market entry strategies for U.S. companies targeting German-speaking countries.

My expertise centered around the marketing strategy and establishment and development of robust local teams tailored to meet the specific needs of entering the German market.