Start-up CEO - AI Trainer - Freelance - 8-20 hrs/week - Remote

Updated: 16 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 m