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Disputes Lawyer - AI Trainer

mercor Spain

Posted 21 Aug 2026
Last seen 21 Aug 2026
Location Spain
Lifecycle fresh
Grade C
About the jobMercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo, Larry Summers, and Jack Dorsey.Position: Litigation Lawyer (Spain)Type:ContractCompensation:$140–$150/hourLocation:RemoteCommitment:~10 hoursRole Responsibilities
Evaluate AI-generated responses by running the same prompts across two AI (LLM) platforms.
Compare outputs from both platforms side by side to ensure accuracy and consistency.
Score each response against a standardized rubric provided by the team.
Submit concise written feedback for every evaluation to improve AI model performance.
Work independently and adhere to deadlines while maintaining high-quality standards.
QualificationsMust-Have
Primarily law-firm experience — at least 2 years (3+ preferred) in litigation, disputes, or contentious practice.
Qualified to practise in Spain (colegiado/a) with a strong command of Spanish litigation and procedural law.
Native or fluent Spanish, with precise written communication.
Ability to work independently to a rubric and meet deadlines.
Compensation & LegalConfidentiality: all work is covered by NDAApplication Process (Takes 20–30 mins to complete)
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PS: Our team reviews applications daily. Please complete your AI interview and application steps to be considered for this opportunity.#hiringmercorOriginally posted on Himalayas

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