Remote AI Trainer for Healthcare, Law, Finance & Coding

TrainBrain builds expert-authored training data and evaluations for AI labs. We’re hiring people with real domain knowledge to write, solve, and grade the problems frontier models are measured against.

Pay: $45–$100/hr, set by domain, seniority, and assessment performance. Specialised and hard‑to‑source expertise sits at the top of the band. Schedule: You choose your projects, hours, and volume. Growth: Strong contributors move into higher‑rate specialist projects and review roles.