Job Description

Work Location: US, remote 

Engagement Model:  Freelancer / Independent Contractor

Project duration: 3 months (with potential extension)

Work Schedule : Flexible hours, based on the applicant's availability

Language skills required: English

DataForce by TransPerfect is seeking experienced Legal Subject Matter Experts (SME) with sharp analytical skills and a deep understanding of legal frameworks to join our AI training and model development team. The ideal candidate will bring broad expertise in the legal sector, including litigation, corporate law, regulatory compliance, contract management, and intellectual property, to help train, evaluate, and fine-tune AI models. Your goal is to ensure the highest levels of accuracy, jurisdictional relevance, and logical reasoning within the AI’s output.

You will work with cross-functional teams of data scientists, AI engineers, and product teams to build intelligent legal solutions such as automated contract review tools, legal research assistants, and compliance monitoring engines. The goal is to construct high-quality datasets that represent realistic, end-to-end legal workflows and professional skills.

Main Responsibilities

• Domain Oversight: Serve as the primary legal authority during the training and fine-tuning of AI models, ensuring all outputs adhere to legal standards and correct terminology.

• Knowledge Architecture: Develop knowledge bases, legal taxonomies, and ontologies that reflect multi-jurisdictional standards and complex legal hierarchies.

• Data Validation: Annotate, label, and validate datasets with specific legal knowledge (e.g., case law citations, statutory interpretations, and contractual clauses).

• Prompt Engineering & Strategy: Collaborate with AI/ML engineers to design training data strategies and prompt engineering techniques specifically tailored for legal reasoning and drafting.

• Model Audit: Provide expert feedback on model outputs, identifying "hallucinations," legal inaccuracies, or ambiguities to improve the model’s reliability in high-stakes environments.

• Business Alignment: Partner with product teams to align AI capabilities with legal objectives, such as reducing discovery timelines or automating risk assessment.

• Regulatory Watch: Stay current with emerging trends in LegalTech and AI-related regulations to ensure ethical and compliant model implementation.

Role Requirements

• Education: Juris Doctor (JD) or Master of Laws (LLM) from an accredited law school. Active bar membership is a plus.

• Experience: 10–20 years of experience in the legal sector (e.g., private practice, in-house counsel, or legal research).

• Analytical Precision: Proven ability to translate complex legal processes into structured logic and data requirements.

• Communication: Exceptional writing and verbal skills, with the ability to bridge the gap between technical AI teams and legal stakeholders.

• Systems Knowledge: Familiarity with legal tech stacks such as CLM (Contract Lifecycle Management), eDiscovery platforms, or legal research databases (Westlaw/LexisNexis).

• Awareness of ethical Generative AI practices , including bias detection and responsible data usage.

• Familiarity with Generative AI concepts , prompt engineering, and data preparation is a plus.

DataForce by TransPerfect is part of the TransPerfect family of companies, the world’s largest provider of language and technology solutions for global business, with offices in more than 100 cities worldwide. We offer high-quality data for Human-Machine Interaction to some of the most prestigious technology companies in the world. Our department focuses on gathering, enriching, and processing data for Machine Learning in different AI domains. To learn more about DataForce please visit us at
For more information on the TransPerfect Family of Companies, please visit our website at

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