Mathematics Specialist – AI Trainer, Freelance

Invisible Technologies

. Converse with language models on theoretical and applied mathematics questions .

Posted 11/5/2026contractRemote • United StatesMid-LevelSenior💰 $8 - $65 per hourWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in advanced mathematics, including algebra, calculus, and statistics, while effectively communicating complex concepts and documenting findings. Capable of improving AI systems through rigorous evaluation and prompt engineering.

Highest-signal resume keywords

Mathematics ExpertiseDocumenting Model Failure ModesVerifying Factual AccuracyClear CommunicationMaster's Or PhD In Mathematics

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

AlgebraCalculusStatisticsLinear AlgebraDifferential EquationsMathematical ModelingMachine Learning AlgorithmsMathematical ProofsCombinatoricsStochastic Processes

Soft Skills

Metacognitive Communication

Industry Keywords

Peer-Reviewed PublicationsTeaching ExperienceResearch ProjectsPrompt EngineeringEvaluation Metrics

About the role

Key responsibilities & impact

Converse with language models on theoretical and applied mathematics questions
Verify factual accuracy and logical soundness of model responses
Capture reproducible error traces
Document model failure modes
Suggest improvements to prompt engineering and evaluation metrics
Help train AI systems to improve mathematical reasoning

Requirements

What you’ll need

Mathematics expertise across algebra, calculus, number theory, geometry, probability, statistics, linear algebra, differential equations, real analysis, mathematical modeling, and discrete mathematics
Ability to work on multivariable calculus, cryptography, optimization techniques, machine learning algorithms, mathematical proofs, set theory, combinatorics, and stochastic processes
Ability to document model failure modes and capture reproducible error traces
Ability to verify factual accuracy and logical soundness
Clear, metacognitive communication and ability to show your work
A master's or PhD in mathematics or a closely related field is ideal
Peer-reviewed publications, teaching experience, or hands-on research projects are advantageous indicators of fit
Contractor status requiring a secure computer and high-speed internet

Benefits

Comp & perks

Secure computer and high-speed internet supplied by contractor
Company-sponsored health insurance and PTO do not apply