Remote AI/ML Research Engineer — LLM Training & Evaluation

Rex.zone; United States; Remote; USD 41,328 - 68,880; Full time

Job summary

A tech company specializing in AI research is looking for a STEM Research Engineer to enhance applied AI/ML workflows including LLM training and dataset development. This remote, full-time position requires mid-senior experience in STEM research and strong Python skills. The role involves designing experiments, maintaining training pipelines, and ensuring data quality. Ideal candidates will have expertise in NLP and computer vision, along with a solid background in statistical reasoning and experimentation. Competitive compensation ranges from $30–$50 per hour.

Qualifications

• Mid-Senior experience in STEM research or applied ML research roles.
• Hands-on experience with NLP, computer vision, or multimodal evaluation.
• Knowledge of data labeling, QA evaluation, and annotation guidelines.

Responsibilities

• Design and execute STEM research experiments for model performance.
• Build and maintain LLM training pipelines with data labeling and QA.
• Develop scoring rubrics for large language model evaluation.
• Implement training data quality checks and documentation.

Skills

Python for data processing

NLP experience

Computer vision experience

Strong experiment design

Statistical reasoning

Collaboration in remote teams

Job description

A tech company specializing in AI research is looking for a STEM Research Engineer to enhance applied AI/ML workflows including LLM training and dataset development. This remote, full-time position requires mid-senior experience in STEM research and strong Python skills. The role involves designing experiments, maintaining training pipelines, and ensuring data quality. Ideal candidates will have expertise in NLP and computer vision, along with a solid background in statistical reasoning and experimentation. Competitive compensation ranges from $30–$50 per hour.