← Work Board

In-House Counsel (Spain)

Pearson

AI Writing Advanced AI training platform ES

$140 – $150/hour · as listed

In-House Counsel (Spain) – AI Evaluation

Pearson is seeking experienced in-house counsel based in Spain for remote AI training work. You'll evaluate how well large language models handle real-world Spanish legal questions by running identical prompts through multiple AI platforms, comparing outputs, and scoring responses against established criteria. This AI data work requires your expertise to benchmark legal AI performance and improve system accuracy.

The role suits licensed attorneys with advanced knowledge of Spanish law who can assess nuance and correctness in AI-generated legal analysis. You'll work on an hourly basis at $140–$150/hour, with the flexibility to contribute as your schedule allows.

From the listing: Mercor marketplace · hourly. Mercor is partnering with a leading legal AI company to benchmark how well AI systems answer real questions of Spanish law. We are hiring experienced in-house counsel to serve as expert reviewers — running the same prompts through two AI platforms, comparing the answers, and scoring them against a standardized rubric. ### What you'll do - Run the same set of prompts across two AI (LLM)

Open listing & apply →

Applications are completed on the listing’s own site. Pay is shown as posted by the source (“as listed”) or the aggregator’s estimate where marked — offers and availability change, and individual results vary.

Want help getting selected — and finding the best-paid work for your country? See how membership works →