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Invisible Technologies

STEM Specialist – Fluent in German, Freelance AI Trainer

Invisible Technologies

. Converse with language models on real-world STEM problem-solving scenarios and theoretical technical questions .

Posted 11/6/2026contractRemote • 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 STEM disciplines, particularly in mathematics, physics, and engineering, while effectively communicating complex concepts and verifying the accuracy of language model outputs. Proficient in capturing error traces and suggesting improvements for AI model training and evaluation.

Highest-signal resume keywords
STEM ExpertiseFluent In GermanError Trace CapturePrompt Engineering ImprovementResearch Publication

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
MathematicsPhysicsChemistryEngineeringData ScienceComputer ScienceScientific ComputingAlgorithm DesignQuantitative ModelingData Analysis
Soft Skills
Metacognitive CommunicationProblem-Solving
Certifications & Qualifications
Bachelor's Degree In STEMMaster's Degree In STEM
Industry Keywords
ThermodynamicsMechanicsCalculusStatisticsMaterials ScienceElectronics

About the role

Key responsibilities & impact
  • Converse with language models on real-world STEM problem-solving scenarios and theoretical technical questions
  • Verify factual accuracy and logical soundness of model responses
  • Capture reproducible error traces and document model failure modes
  • Suggest improvements to prompt engineering and evaluation metrics
  • Help train AI models for scientific discovery, technical problem-solving, education, and engineering, scientific, and analytical work

Requirements

What you’ll need
  • STEM expertise in mathematics, physics, chemistry, engineering, data science, computer science, or scientific computing
  • Fluent in German
  • Ability to challenge advanced language models on thermodynamics, mechanics, calculus, statistics, materials science, electronics, algorithm design, and quantitative modeling
  • Ability to verify factual accuracy and logical soundness
  • Ability to capture reproducible error traces
  • Ability to suggest improvements to prompt engineering and evaluation metrics
  • Clear, metacognitive communication and ability to “show your work”
  • A bachelor’s or master’s degree in a STEM discipline is ideal
  • Published research, engineering design experience, data analysis projects, or coding portfolios signal fit

Benefits

Comp & perks
  • No company-sponsored health insurance or PTO; these benefits do not apply to contractors
  • Contractor supplies a secure computer
  • Contractor supplies high-speed internet