Rex.zone

3 jobs

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3 jobs Posted Sort

Rex.zone

last week

Remote Data Labeling Specialist for AI Training QA

North America

Canada

Rex.zone is hiring a remote data labeling specialist in Canada to label and QA text, image, and multimodal data used to train ML models, including LLM response grading, RLHF labeling, and content safety assessment. The role involves applying annotation guidelines, documenting edge cases, and performing QA checks.

LLM Machine Learning NLP RLHF

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Rex.zone

last week

Senior AI Data Specialist: Remote NLP QA & RLHF

EuropeFull-timeSenior

Ireland

Rex.zone is hiring a remote Senior AI/ML Data Specialist in Ireland to audit data labeling outputs, manage content safety labeling protocols, and optimize LLM evaluation frameworks for NLP. The day-to-day centers on QA evaluation, named entity recognition, and annotation guideline compliance across AI training pipelines.

AI LLM Machine Learning Model Evaluation NLP

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Rex.zone

last month

Remote AI/ML Data Annotation Engineer

Open 29d MENA

United Arab Emirates

Rex.zone is hiring a remote AI/ML Data Annotation Engineer to design high-quality annotation processes, improve training-data quality, and support evaluation programs (including RLHF-style preference data) that enhance LLM performance across US-based AI training workflows.

AI Data Quality LLM Machine Learning RLHF

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Remote Data Labeling Specialist for AI Training QA

Senior AI Data Specialist: Remote NLP QA & RLHF

Remote AI/ML Data Annotation Engineer

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