CNC Machining Expert
$120 - $175 / hour
Verified Mercor opportunity
We’re looking for UK or Europe-based generalist experts to help train and evaluate frontier AI models. In this role, you’ll review and assess a wide range of everyday professional content — documents, slides, spreadsheets, and other written materials — judging them for quality, accuracy, clarity, and completeness. Your feedback directly shapes how AI systems reason about and produce real-world work product. — This is a great fit if you’re a sharp, detail-oriented generalist who’s comfortable moving across different formats and subject areas. You don’t need deep specialization in any one field — strong judgment, careful reading, and clear written reasoning matter most. — What you’ll do • Review and evaluate documents, slides, spreadsheets, and similar materials for quality and correctness • Provide clear, well-reasoned written feedback and ratings • Compare and rank AI-generated outputs against defined criteria • Flag errors, inconsistencies, and gaps in reasoning or formatting — What we’re looking for • Bachelor’s degree (minimum requirement) • Based in the UK or Europe • Excellent reading comprehension and written communication in English • Strong attention to detail and sound judgment across varied subject matter • Comfort working independently across common productivity tools (docs, slides, sheets) — No prior AI or machine-learning experience is required — we’ll provide the guidelines and context you need to succeed.