Senior Data Annotator - RLHF & LLM Evaluation (Remote)

Rex.zone; Zürich; Vor Ort; CHF 33.393 - 55.656; Vollzeit

Benefits dieser Stelle

Remote work

Flexible hours

Zusammenfassung

Rex.zone is seeking a mid-senior data annotation professional to support AI/ML training pipelines from a distributed, remote team. You will perform senior-level data annotation and evaluation across multiple domains, balancing speed with data quality.

You will follow detailed rubrics, provide written rationales for ambiguous cases, participate in calibration sessions, and contribute to RLHF, NLP labeling, CV annotation, and content safety labeling.

Qualifikationen

• Mid-senior experience in data annotation or evaluation operations.
• Strong reading comprehension and decision consistency under detailed rubrics.
• Comfort working with NLP, LLM evaluation, and QA evaluation methods.
• Ability to meet accuracy targets and throughput expectations.

Aufgaben

• Perform senior-level data annotation and evaluation across multiple domains while balancing speed and training data quality.
• Apply detailed rubrics and maintain strong annotation guidelines compliance.
• Provide clear written rationales on ambiguous cases and elevate guideline gaps.
• Participate in calibration sessions and periodic gold-task checks.
• Contribute to RLHF & LLM evaluation, NLP labeling, CV annotation, and content safety labeling.

Kenntnisse

Data annotation

NLP evaluation

QA evaluation

Decision consistency

Throughput targets

Jobbeschreibung

Rex.zone is seeking a mid-senior data annotation professional to support AI/ML training pipelines from a distributed, remote team. You will perform senior-level data annotation and evaluation across multiple domains, balancing speed with data quality.

You will follow detailed rubrics, provide written rationales for ambiguous cases, participate in calibration sessions, and contribute to RLHF, NLP labeling, CV annotation, and content safety labeling.