Remote Applied Math AI Tutor & Evaluator

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

Benefits offered by this job

Health insurance

401(k) plan

Paid sick leave

Job summary

SpaceXSI seeks a data annotation specialist with a strong background in applied mathematics to annotate data, label inputs, and evaluate model outputs for Grok. You will use numerical analysis, differential equations, probability, and linear algebra to craft clear, rigorous explanations.

The role emphasizes precise mathematical writing and collaboration with engineers to improve annotation tools. Remote work across several countries is supported.

Qualifications

• Master's or PhD in mathematics with a specialization in an applied mathematics subfield.
• IMO medal or a comparable high-level mathematics competition.
• English proficiency CEFR C1 or higher.

Responsibilities

• Evaluate model outputs, verify mathematical solutions, identify errors, and provide clear, rigorous explanations.
• Annotate and label data using proprietary software.
• Support delivery of high-quality, accurate datasets meeting project standards.
• Collaborate with technical teams to develop and train new tasks and technologies.
• Improve annotation tools and workflows with technical staff.
• Address problems across applied mathematics domains and develop detailed solutions.
• Interpret and execute tasks per guidelines and project requirements.

Skills

English CEFR C1

Education

Master's/PhD in Mathematics (applied)

IMO Medal or comparable high-level math competition

Job description

SpaceXSI seeks a data annotation specialist with a strong background in applied mathematics to annotate data, label inputs, and evaluate model outputs for Grok. You will use numerical analysis, differential equations, probability, and linear algebra to craft clear, rigorous explanations.

The role emphasizes precise mathematical writing and collaboration with engineers to improve annotation tools. Remote work across several countries is supported.