AI Training Jobs in India

About the role

Rex.zone is hiring a Remote, Full-Time AI Training Specialist to support production AI training pipelines. You will create high-quality training data and evaluation signals across NLP and computer vision, including RLHF, prompt/response evaluation, QA evaluation, and content safety labeling.

Responsibilities

• Produce labeled datasets for NLP tasks such as named entity recognition, text classification, summarization, and instruction-following
• Perform RLHF tasks: preference comparisons, rubric-based ratings, and consistency checks
• Run LLM evaluation and prompt evaluation for accuracy, helpfulness, harmlessness, and policy compliance
• Conduct QA evaluation, audits, and adjudication to improve training data quality and reduce label noise
• Apply annotation guidelines compliance, document edge cases, and propose clarifications to playbooks
• Support computer vision annotation (bounding boxes, polygons, segmentation, keypoints) when needed
• Perform content safety labeling (hate, harassment, self-harm, sexual content, violence) aligned to policy
• Collaborate with project leads on inter-annotator agreement, drift, throughput, and quality metrics

Requirements

• Experience with data labeling, QA evaluation, RLHF, or LLM evaluation in production/high-throughput environments
• Strong written English for rubric-based judgment and prompt evaluation
• Familiarity with NLP concepts (NER, classification) and/or computer vision annotation
• Ability to follow precise guidelines and handle sensitive content for safety labeling

Pay

Competitive hourly pay: $30–$50 per hour (USD).