Remote Data Labeling Jobs Milan

Remote Data Labeling Jobs (Milan)

Rex.zone is hiring a

Remote Data Labeling Jobs (Milan)

Rex.zone is hiring a Mid-Senior Data Labeling professional to produce and verify high-quality training data for AI systems. This is a fully remote full-time role (targeting candidates searching in Milan and similar locations), while job metadata remains listed under Country: US .

What You Will Do

• Label and review training data across text, images, audio, and video
• Perform LLM evaluation, prompt evaluation, and RLHF preference ranking
• Execute QA evaluation using rubrics for accuracy, relevance, and safety
• Apply and maintain strict annotation guidelines compliance; document edge cases and decisions
• Run named entity recognition (NER) and taxonomy/tagging workflows
• Support computer vision annotation (e.g., boxes/polygons/segmentation) and content safety labeling
• Report dataset issues, ambiguities, and recurring failure patterns to improve training data quality

Required Qualifications

• Mid-Senior experience in data labeling/annotation or ML QA evaluation
• Strong attention to detail and comfort with quality-focused, repeatable workflows
• Familiarity with LLM evaluation concepts (instruction-following, groundedness, safety)
• Ability to work independently in a remote full-time environment with throughput/quality targets

Assessment

Hiring assessments may cover guideline compliance, edge-case reasoning, QA accuracy, RLHF ranking, prompt evaluation, and basic tagging such as NER.

High-quality labeled data directly improves model training signals and downstream performance.