Mathematics Research Collaborator — Proof Review & Evaluation

About OpenTrain AI OpenTrain is the centralized platform where people build careers in AI training and data labeling... a portable professional portfolio. OpenTrain AI is hiring and contracting for this role. Our work focuses on the human side...

Lugar: USA | 14/07/2026 17:07:24 PM | Salario: S/. No Especificado | Empresa: OpenTrain AI

Litigation Attorney AI Reviewer (Contract, Remote US)

About OpenTrainOpenTrain is the #1 platform for building careers in AI training and data labeling. We help legal... with you. For this role, OpenTrain AI is hiring and contracting directly — you will join a distributed team of expert reviewers who shape...

Lugar: USA | 14/07/2026 17:07:22 PM | Salario: S/. No Especificado | Empresa: OpenTrain AI

JavaScript Frontend Developer

About OpenTrainOpenTrain is the centralized platform where people find and build careers in AI training and data... projects require no prior experience, and specialist tasks reward domain expertise. The role OpenTrain is hiring...

Lugar: USA | 14/07/2026 17:07:45 PM | Salario: S/. No Especificado | Empresa: OpenTrain AI

Thai Audio Transcription and Captioning Specialist

About OpenTrainOpenTrain is the #1 platform for people building careers in AI training and data labeling. We help... they control. Creating an OpenTrain account is free. Why AI training work matters AI training (also called data labeling...

Lugar: USA | 14/07/2026 17:07:17 PM | Salario: S/. $30 per hour | Empresa: OpenTrain AI

Engineering Technical Documentation Reviewer

About OpenTrainOpenTrain is the #1 platform for building careers in AI training and data labeling. Contributors use... OpenTrain to discover projects, build a unified AI-training portfolio, and grow freelance careers focused on helping AI learn...

Lugar: USA | 13/07/2026 17:07:15 PM | Salario: S/. $50 per hour | Empresa: OpenTrain AI

Robotic Surgery Video Data Annotator

About OpenTrainOpenTrain is the #1 platform for finding and building careers in AI training and data labeling.... Contributors on OpenTrain help shape how modern AI systems behave by producing the human-generated examples models learn...

Lugar: USA | 13/07/2026 17:07:10 PM | Salario: S/. $22 per hour | Empresa: OpenTrain AI

Telecommunications AI Training Expert

About OpenTrainOpenTrain is the #1 platform for finding and building careers in AI training and data labeling... of building AI. Working through OpenTrain gives you a single place to manage AI training opportunities, show credible experience...

Lugar: USA | 13/07/2026 17:07:59 PM | Salario: S/. $75 per hour | Empresa: OpenTrain AI

Chemistry Document Review Specialist

About OpenTrainOpenTrain is the leading platform for building careers in AI training and data labeling. We connect... an OpenTrain account is free. Why this work matters AI models learn from curated human examples: clear, accurate chemistry...

Lugar: USA | 13/07/2026 17:07:01 PM | Salario: S/. $40 per hour | Empresa: OpenTrain AI

Telugu AI Response Evaluator

About OpenTrainOpenTrain is the #1 platform for finding and building careers in AI training and data labeling... responses to fact-checking and writing corrective feedback. The role OpenTrain is recruiting a part-time Telugu AI Response...

Lugar: USA | 13/07/2026 17:07:58 PM | Salario: S/. $20 per hour | Empresa: OpenTrain AI

AI Customer Support Specialist (Technical, Remote)

About OpenTrainOpenTrain is the #1 platform for building careers in AI training and data labeling. We help people... discover projects, grow skills, and build a unified portfolio in the human side of AI development. Creating an OpenTrain...

Lugar: USA | 12/07/2026 17:07:27 PM | Salario: S/. $34 per hour | Empresa: OpenTrain AI