International Arbitration AI Legal Reviewer

About OpenTrain

OpenTrain AI is the hiring and contracting organization for this role. OpenTrain is the #1 platform for finding and building careers in AI training and data labeling, helping contributors discover specialized projects, build a professional profile, and grow their experience in a rapidly developing field.

• Remote contract opportunity for Mexico-based lawyers
• Compensation of $87 per hour
• Part-time engagement requiring 20+ hours per week

About AI Legal Training

AI training is the human side of building artificial intelligence. Experts review model-generated content, compare competing responses, and provide precise feedback so AI systems can produce more accurate, useful, and reliable work.

In this project, your legal judgment will help evaluate AI-generated work products in a specialized international arbitration context. It is an opportunity to apply high-value subject expertise to cutting-edge AI development while working remotely.

• Contribute expert feedback that improves AI-generated legal work
• Work remotely with flexible, project-based responsibilities
• Apply professional legal judgment to a specialized evaluation task

The Role

OpenTrain AI is recruiting an International Arbitration AI Legal Reviewer for a blinded human-preference study. You will review a synthetic legal matter and its underlying documents, then evaluate six AI-generated legal deliverables labeled A through F against a common comparator output.

The work requires substantive expertise in international arbitration or disputes, including award enforcement, cross-border disputes, or emergency interim relief. You will assess each work product holistically for correctness, completeness, legal judgment, practical usefulness, and reliability.

• Subject matter: International Arbitration Legal Review
• Data type: Legal documents
• Evaluation types: RLHF and evaluation rating
• Engagement: Contractor and part time
• Location: Mexico
• Language: English

What You’ll Do

You will read the synthetic matter and source documents, follow the written study instructions, and make five head-to-head comparisons against the common comparator output. For each comparison, select the preferred work product and provide a short, specific rationale explaining your decision.

All project materials are synthetically generated. You must protect their confidentiality and may not use external AI tools on project content.

• Read a synthetic legal matter and its underlying documents
• Review six blinded AI-generated deliverables labeled A through F
• Complete five head-to-head comparisons against a common comparator
• Choose the preferred work product using holistic legal judgment
• Assess correctness, completeness, usefulness, and practical judgment
• Write a clear, specific rationale for every preference
• Follow written instructions and meet the defined deadline
• Do not use external AI tools on project materials

Requirements

This role is intended for a qualified lawyer with substantive practice experience in international arbitration or disputes. You should be comfortable assessing legal work product beyond surface-level accuracy and explaining how well it addresses the matter in a practical, reliable way.

• Qualified lawyer with substantive international arbitration or disputes experience
• Working knowledge of award enforcement, cross-border disputes, or emergency interim relief
• Ability to evaluate legal work for correctness, completeness, judgment, and usefulness
• Precise written English and clear legal reasoning
• Ability to work independently from written instructions
• Ability to meet a defined deadline
• Availability for 20+ hours per week

Engagement Details

This is a remote contractor and part-time opportunity for lawyers based in Mexico. The compensation rate is $87 per hour. The project uses synthetic materials, but confidentiality and careful handling of all project content are required.

• Pay: $87 per hour
• Work arrangement: Remote
• Country requirement: Mexico
• Workload: 20+ hours per week
• Contract type: Contractor
• Project materials: Synthetically generated
• External AI tools: Not permitted on project content

Build Your AI Training Career With OpenTrain

OpenTrain gives contributors a place to find and build careers in AI training and data labeling. By creating a free OpenTrain account and developing your profile, you can showcase relevant experience, discover projects matched to your skills, and grow a durable portfolio of work shaping how modern AI systems behave.

• Create an OpenTrain account for free
• Build a profile around your legal and AI training experience
• Discover specialized opportunities across the growing AI training industry
• Apply your professional expertise to real evaluation work