Portuguese AI Trainer & Data Quality Expert

Prolific is building the biggest pool of quality human data in the world, connecting over 35,000 AI developers, researchers, and organizations with paid study participants to gather diverse human perspectives and behaviors.

In this freelance role, you will complete Portuguese language tasks, evaluate AI performance on Portuguese prompts, and contribute to improving cutting‑edge AI models, while being paid via PayPal as a self‑employed participant.