Remote AI Generalist: LLM Training & QA Specialist

Rex.zone; United States; Remote; USD 90,000 - 150,000; Full time

Job summary

Rex.zone is hiring for a remote, full-time AI Generalist role focused on evaluating prompts, labeling data, and QA assessment to support LLM training pipelines. The position emphasizes adapting to evolving NLU/vision data workflows while delivering high-quality annotations and alignment checks.

The role requires mid-senior experience in ML operations, strong data labeling and NLP knowledge, and comfort with remote, freelance, or contract engagement models.

Qualifications

• Proven experience in data labeling, prompt engineering, and QA evaluation.
• Familiarity with NLP, computer vision annotation and content safety labeling.
• Self-driven, able to work remote, freelance or contract environments.

Responsibilities

• Evaluate prompts and responses for RLHF pipelines.
• Perform named entity recognition and content safety labeling.
• Generate high-quality model outputs for RLHF and QA datasets.
• Refine training data quality to meet annotation guidelines.

Skills

Data labeling

Prompt engineering

QA evaluation

NLP

Computer vision annotation

Content safety labeling

Job description

Rex.zone is hiring for a remote, full-time AI Generalist role focused on evaluating prompts, labeling data, and QA assessment to support LLM training pipelines. The position emphasizes adapting to evolving NLU/vision data workflows while delivering high-quality annotations and alignment checks.

The role requires mid-senior experience in ML operations, strong data labeling and NLP knowledge, and comfort with remote, freelance, or contract engagement models.