Remote AI Tutor: Applied Mathematics & Model Evaluation

xAI; United States; Remote; USD 62,000 - 103,000; Full time

Job summary

SpaceXSI seeks a mathematically skilled annotator to enhance Grok by evaluating model outputs with rigor and providing clear explanations. You will draw on applied mathematics, probability, and numerical analysis to identify errors and justify solutions.

Collaboration with technical teams will shape new annotation tasks and improve workflows. Senior candidates with advanced degrees or IMO recognition are encouraged to apply; English proficiency at CEFR C1+ is required.

Qualifications

• Master's or PhD in mathematics with applied focus.
• IMO medal or comparable high-level math award.
• English proficiency CEFR C1 or higher.

Responsibilities

• Evaluate model outputs and verify mathematical solutions with rigor.
• Annotate data using proprietary tools for designated projects.
• Contribute to high-quality, well-curated datasets.
• Collaborate with technical teams to develop new tasks.
• Improve annotation tools and workflows with engineers.
• Develop solutions across applied mathematics domains and assess AI outputs.

Skills

Applied mathematics

Numerical analysis

Scientific computing

Probability & statistics

Dynamical systems

Mathematical biology

Mathematical writing

Education

Master's degree in mathematics

PhD in mathematics

IMO medal or equivalent

Tools

Proprietary annotation tools

Job description

SpaceXSI seeks a mathematically skilled annotator to enhance Grok by evaluating model outputs with rigor and providing clear explanations. You will draw on applied mathematics, probability, and numerical analysis to identify errors and justify solutions.

Collaboration with technical teams will shape new annotation tasks and improve workflows. Senior candidates with advanced degrees or IMO recognition are encouraged to apply; English proficiency at CEFR C1+ is required.