Legal Expert — Litigation

Mercor is partnering with a leading AI lab to train frontier models on high-quality legal reasoning data. We're hiring Litigation Attorneys to design realistic legal scenarios, evaluate model outputs against established legal standards, and help shape how the next generation of AI reasons about civil litigation, motion practice, discovery, and trial work.

We welcome practicing civil litigators, in-house litigation counsel, judicial law clerks, and senior associates in litigation. Specialists in employment litigation, patent litigation, or other litigation niches are encouraged to apply via the matching specialty listing where available.

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About the Role

What You'll Do

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Compensation

Mercor is partnering with a leading AI lab to train frontier models on high-quality legal reasoning data. We're hiring Litigation Attorneys to design realistic legal scenarios, evaluate model outputs against established legal standards, and help shape how the next generation of AI reasons about civil litigation, motion practice, discovery, and trial work. We welcome practicing civil litigators, in-house litigation counsel, judicial law clerks, and senior associates in litigation. Specialists in employment litigation, patent litigation, or other litigation niches are encouraged to apply via the matching specialty listing where available. Design legally realistic scenarios drawn from your litigation practice (motions, discovery, depositions, briefs, case strategy) Write "golden" reference responses at attorney-level quality Grade AI-generated responses against structured rubrics Provide written feedback the research team uses to improve model behavior Participate in onboarding office hours and specialty calibration sessions Have 1–4 years of professional experience in civil litigation at a law firm, government agency, or legal department Hold a J.D. (U.S.) or LL.B./LL.M. from an accredited law school Are licensed to practice law in the U.S. Demonstrate excellent written communication skills with high attention to detail E-discovery experience (Relativity, document coding, privilege review) Appellate or trial experience Familiarity with case management software Minimum 15 hours per week Fully remote — must be based in the United States, Canada, or United Kingdom Role starts immediately, applications reviewed on a rolling basis We consider all qualified applicants without regard to legally protected characteristics and provide reasonable accommodations upon request.

• Design legally realistic scenarios drawn from your litigation practice (motions, discovery, depositions, briefs, case strategy)
• Write "golden" reference responses at attorney-level quality
• Grade AI-generated responses against structured rubrics
• Provide written feedback the research team uses to improve model behavior
• Participate in onboarding office hours and specialty calibration sessions
• Have 1–4 years of professional experience in civil litigation at a law firm, government agency, or legal department
• Hold a J.D. (U.S.) or LL.B./LL.M. from an accredited law school
• Are licensed to practice law in the U.S.
• Demonstrate excellent written communication skills with high attention to detail
• E-discovery experience (Relativity, document coding, privilege review)
• Appellate or trial experience
• Familiarity with case management software
• Minimum 15 hours per week
• Fully remote — must be based in the United States, Canada, or United Kingdom
• Role starts immediately, applications reviewed on a rolling basis
• $100–$150/hr