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Start-up CEO - AI Trainer - Freelance - 8-20 hrs/week - Remote at 10x Team. Remote Location: The Netherlands. Updated: 03 April 2026. Freelance | 8–20 hrs/week | Remote (EU/UK). Are you a driven start-up CEO who instinctively identifies opportunities, overcomes challenges, and navigates the complex realities of building and leading thriving ventures? Do you have 8 to 20 hours per week available alongside your main commitments or consulting projects? Join us in shaping how AI understands and applies start-up leadership at scale.. About the Role. 10x.team connects expert freelancers with leading AI labs building next-generation models. We are looking for knowledgeable start-up CEOs based in the EU or UK to enhance the accuracy, depth, and real-world relevance of AI-powered entrepreneurship and leadership systems.. What You Will Do. Review and refine AI-generated outputs related to business strategy, fundraising, team building, go-to-market planning, and operational execution. Evaluate AI responses for business realism, strategic insight, and compliance with real-world start-up challenges and practices. Draft realistic start-up leadership scenarios based on your direct professional experience. Create scenario variations from different perspectives (e.g. CEO, co-founder, investor, or key team member). Identify gaps, oversights, or weak reasoning in AI-generated business content. In simple terms: You will assess and improve AI-generated content, ensuring it reflects real start-up dynamics, authentic leadership thinking, and practical procedures. Rather than building a start-up in the traditional sense, you’ll apply your expertise to help AI systems understand and reason about start-up leadership and entrepreneurship at scale.. Who You Are. An experienced start-up CEO with significant professional experience within the EU or UK. Proficient in developing strategies, raising capital, building teams, and driving new ventures from ideation through growth. Skilled at evaluating business documentation, company structures, and operational decisions. Comfortable working independently and providing structured, critical feedback. Available for 8–20 hours per week, with prompt availability. Why Join?. Flexible, fully remote freelance work that fits your current commitments. Apply your expertise to a rapidly evolving, high-impact AI environment. Directly contribute to building advanced AI entrepreneurship and leadership systems. Free access to our in-house AI Academy to further develop your AI skillset. Clear onboarding, structured tasks, and ongoing opportunities for collaboration. Screening Process. Our process is straightforward, transparent, and supportive:. Brief written test assessing your start-up leadership and business reasoning. Short AI-based interview. Verification of credentials and identity. After successful onboarding, you’ll be eligible to start on upcoming projects as they become available.. Join us to help shape the start-up leadership expertise of the world’s most advanced AI models!. #LI-TT1