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Business Development Manager - AI Trainer - Freelance - 8-20 hrs/week - Remote at 10x Team. Remote Location: Germany. Last updated: 18 March 2026. Freelance | 8–20 hrs/week | Remote (EU/UK). Are you a business development expert ready to leverage your domain knowledge in the field of AI? Do you have 8 to 20 hours per week available alongside your current projects or consulting commitments?. We are looking for experienced business development professionals based in the EU or UK to help improve advanced AI systems.. What you’ll be doing. We are 10x.team, a platform for fractional and freelance professionals. We partner with leading AI labs to advance the quality of large AI systems.. Your practical, high impact role will include:. Reviewing and refining AI-generated responses related to business development, commercial strategy, and client engagement. Evaluating outputs for business logic, market relevance, and real-world applicability. Writing realistic business scenarios across industries: market entry, partnership development, sales process, go-to-market planning, and negotiation. Assessing AI reasoning in deal qualification, client needs analysis, value proposition articulation, and closing strategies. Identifying gaps or misinterpretations in market approach, sales methodology, or strategic recommendations. Creating scenario variations from different stakeholder perspectives, such as business development manager, client decision-maker, or commercial partner. In simple terms:. You will assess and improve AI-generated content to ensure it reflects real-world business development standards, methods, and reasoning. Your expertise will help scale and improve the impact of AI systems in commercial and strategic contexts.. Who this is for. You are:. An experienced business development manager, commercial strategist, or B2B sales expert. Based in the EU or UK. With several years’ experience in business development, client acquisition, partnership management, or strategic sales. Familiar with modern business development tools, processes, and best practices. Able to spot unrealistic market assumptions, flawed logic, or flawed customer approaches. Available 8 to 20 hours per week. Ready to start in the coming weeks. This role is fully remote and flexible—perfect alongside your existing commitments.. Why join?. Flexible hours. Fully remote. Apply your expertise to advance the impact of AI in business. Contribute to widely used AI products and systems. Clear scope and structured onboarding. Potential for long-term collaboration based on performance. Screening process. Our process is streamlined and fully guided. After applying, you will complete:. A short AI-based interview. A brief written evaluation focused on commercial reasoning and methodology. A compliance check to verify your identity and professional background. If approved, you will be onboarded and can start shortly after.. #LI-AS1. #LI-TT1