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Invisible Technologies

Mathematics Specialist, Fluent in French – Freelance AI Trainer

Invisible Technologies

. Converse with AI models on classroom problems and theoretical mathematics questions .

Posted 11/5/2026contractRemote • LuxembourgMid-LevelSenior💰 $6 - $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 improving AI model performance through prompt engineering. Holds a master's or PhD in mathematics or a related field, with a strong background in research and teaching.

Highest-signal resume keywords
Mathematics ExpertiseFluent In FrenchPeer-Reviewed PublicationsTeaching ExperienceResearch In Pure Or Applied Mathematics

ATS Keywords

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Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills
AlgebraCalculusStatisticsLinear AlgebraDifferential EquationsMathematical LogicDiscrete MathematicsOptimization TheoryMathematical ProofsCryptographic Algorithms
Soft Skills
Clear CommunicationMetacognitive Communication
Certifications & Qualifications
Master's In MathematicsPhD In Mathematics
Industry Keywords
Mathematical ModelingApplied MathematicsProbability DistributionsSet TheoryComplex Analysis

About the role

Key responsibilities & impact
  • Converse with AI models on classroom problems and theoretical mathematics questions
  • Verify factual accuracy and logical soundness
  • Capture reproducible error traces and document model failure modes
  • Suggest improvements to prompt engineering and evaluation metrics
  • Help train language models to improve mathematical reasoning

Requirements

What you’ll need
  • Mathematics expertise in algebra, calculus, number theory, linear algebra, differential equations, statistics, geometry, mathematical logic, and discrete mathematics
  • Ability to work on real and complex analysis, optimization theory, mathematical proofs, set theory, probability distributions, cryptographic algorithms, and applied mathematics
  • Fluent in French
  • Clear, metacognitive communication and ability to “show your work”
  • A master’s or PhD in mathematics or a closely related quantitative field is ideal
  • Peer-reviewed publications, teaching experience, research in pure or applied mathematics, or hands-on experience with mathematical modeling signal fit
  • Secure computer and high-speed internet
  • Geographic location and experience may affect the final offer amount

Benefits

Comp & perks
  • Contractor arrangement
  • Flexible remote work
  • No company-sponsored health insurance or PTO; contractor supplies a secure computer and high-speed internet