Use your corporate legal expertise to evaluate AI outputs, annotate complex legal materials, and convert sophisticated reasoning into high-quality training data. This part-time contractor role requires active bar membership and 3+ years of relevant practice.
About OpenTrain
OpenTrain AI is the hiring and contracting organization for this role and the #1 platform for finding and building careers in AI training and data labeling. OpenTrain helps experts discover specialized projects, build a professional AI-training profile, and apply in minutes.
As an OpenTrain contractor, you can turn legal expertise into work that supports the development of next-generation AI systems. Creating an OpenTrain account is free.
- Remote contract opportunity
- Part-time schedule of 20+ hours per week
- Compensation listed at $140 to $350 USD per hour
- English-language work
- Applicants must be located in an eligible country for this posting
About Legal AI Training
AI training is the human side of building artificial intelligence. Expert contributors prepare examples, review documents, write structured insights, and evaluate model responses so AI systems can produce more accurate, consistent, and useful results.
In legal AI training, professional judgment is especially important. Models must recognize relevant facts, legal arguments, ambiguity, and practical implications without flattening the nuance that experienced attorneys bring to complex matters.
- Help shape how advanced AI systems understand legal reasoning
- Apply professional expertise to structured training and evaluation tasks
- Work remotely with flexible contractor scheduling
The Role
OpenTrain is seeking a Corporate Law AI Training Attorney to improve next-generation AI systems through expert review of complex legal materials. You will analyze transactional and litigation scenarios, create structured legal insights, annotate documents, and evaluate model outputs for accuracy, nuance, consistency, and practical applicability.
The work focuses on translating sophisticated corporate legal reasoning into high-fidelity training data while communicating clearly with both technical and non-technical collaborators.
- Role focus: Corporate Legal AI Evaluation
- Employment type: Contractor and part time
- Experience level listed: Entry level
- Time requirement: 20+ hours per week
What You’ll Do
You will assess legal materials and model-generated responses with careful attention to context, reasoning, and real-world applicability. Your work will help identify where AI systems are accurate, incomplete, inconsistent, or insufficiently nuanced.
- Analyze scenarios involving mergers and acquisitions, private equity, capital markets, corporate law, and commercial litigation
- Draft, review, and annotate transactional documents and litigation materials with precise legal context
- Distill key facts, arguments, and corporate law issues into structured representations for AI training
- Identify inconsistencies and ambiguities in legal materials and explain their significance
- Provide detailed feedback on model outputs while preserving legal nuance and practical applicability
- Collaborate with technical specialists to express legal reasoning in clear, structured insights
Required Qualifications
This role requires substantial legal training and professional practice. Candidates must be able to analyze sophisticated legal issues, preserve important distinctions, and explain their reasoning to audiences with different levels of technical and legal expertise.
- J.D. from an accredited institution or an international equivalent
- Active bar membership or equivalent authorization to practice law
- At least three years of legal practice in mergers and acquisitions, corporate law, private equity, capital markets, or commercial litigation
- Experience drafting and reviewing transactional documents or litigation materials
- Strong analytical skills and close attention to detail
- Ability to identify ambiguity and synthesize complex legal arguments
- Ability to communicate legal reasoning clearly to technical and non-technical audiences
Helpful Background
Experience in computer science, technical domains, AI data annotation, or related model-evaluation work can help you translate professional legal judgment into structured training data. These backgrounds are helpful additions to the required legal qualifications.
- Computer science or other technical experience
- AI data annotation experience
- Model evaluation or related AI-training experience
- Comfort expressing professional judgment in structured formats
Why Build an AI Training Career
AI training and data-labeling work is a fast-growing part of the technology industry. Contributors help teach AI through activities such as document annotation, response evaluation, and expert feedback, making this an opportunity to influence how modern systems behave.
OpenTrain helps you build a durable record of AI-training experience, discover projects aligned with your expertise, and grow a flexible career at the intersection of law and artificial intelligence.
- Contribute to cutting-edge AI development
- Use specialized legal knowledge in a growing technology field
- Work remotely with a part-time contractor structure
- Build an AI-training portfolio through OpenTrain
How to Apply
Create a free OpenTrain account, build your profile around your legal experience, and apply through OpenTrain. Be prepared to demonstrate your relevant practice background, active authorization to practice, document-review experience, and ability to explain complex legal reasoning clearly.
- Confirm that you meet the J.D. or equivalent and active bar membership requirements
- Highlight relevant corporate, transactional, or litigation experience
- Showcase your ability to evaluate legal content for accuracy, ambiguity, and nuance
- Apply for this contractor opportunity through OpenTrain