LLM Training Data Annotator & Content Expert

Confidential

📍 Madrid, Comunidad de Madrid, Spain

Full-time Marketing & Media Posted March 01, 2026

Job Description

A technology company based in Madrid is seeking an AI Content Expert II to create and annotate training data for Large Language Models. The role requires strong Dutch and English proficiency with a focus on detail and research skills. Candidates should have experience with written language data and be comfortable in a fast-paced environment. This fixed-term contract position involves working closely with scientists and engineers to ensure high-quality outputs.
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