Prolific AI Jobs & Careers

Prolific is the world's leading platform for collecting high-quality human data, connecting researchers and AI developers with a diverse, verified pool of over 100,000 participants across the globe. Founded in 2014 in London by Ekaterina Damer and Phelim Bradley, the platform has become the gold standard for academic research and AI development, enabling organizations to gather authentic human insights through surveys, annotations, evaluations, and multimodal data collection tasks with unprecedented speed and precision. At the heart of Prolific's approach is Protocol, a comprehensive multi-layered verification system that ensures every data point is genuinely human and of the highest quality. In 2025, the company launched HUMAINE, the first AI leaderboard powered by nearly 27,000 real human evaluators across 22 demographic groups assessing 29 frontier models. Prolific also introduced Domain Experts, connecting AI developers with verified specialists in healthcare, STEM, programming, and other fields for sophisticated evaluation and annotation tasks. Prolific has raised $33.8 million in total funding. The platform is trusted by leading institutions including Google, Meta, Stanford, Oxford, Yale, Cancer Research UK, and the World Bank. In 2025 alone, participants completed over 380,000 studies and contributed more than 8 million hours of human judgment. For those passionate about the intersection of human intelligence and AI, Prolific offers a mission-driven environment where every contribution directly shapes the safety, fairness, and capability of the world's most advanced AI systems.