Marketframe Jobs
Remote AI-training work, paid hourly in USD
870 open contract roles where your expertise helps train and test AI models: engineers, lawyers, doctors, scientists, analysts, linguists and more. No AI background needed. Updated 26 Oct 2026.
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13 roles
- Science & Research
Lean Engineer, Formal Mathematics (Lean 4, Mathlib, Theorem Proving)
$90–$110/hrRemote (United States)
A leading AI lab is looking for Lean engineers, formal mathematicians and proof engineers to help its AI models state and prove mathematics correctly. You'll write and review Lean 4 proofs, turn informal math into…
View role → - Finance
Insurance Domain Expert
$60–$100/hrBay Area, CA
We are hiring a senior insurance and actuarial domain expert to work directly with a leading AI lab's research and program management teams, improving how frontier AI models reason about real insurance work.
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- AI & Machine Learning
Competitive Data Scientist (Kaggle)
$60–$120/hrGlobal, fully remote50 openings
We're looking for data scientists, machine learning practitioners, and applied mathematics experts with competitve Data Science experience. (Kaggle, DrivenData, etc.)
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Mathematics Expert (MSc./PhD)
$60–$120/hrGlobal, fully remote100 openings
We are looking for highly skilled Mathematics Experts to contribute to an AI training project involving advanced mathematical problem-solving, computational mathematics, numerical methods, and Python.
View role → - Science & Research
Ph.D. / Postdoctoral / Master’s Expert
Remote
Based in San Francisco, California, Turing is the world’s leading research accelerator for frontier AI labs and a trusted partner for global enterprises deploying advanced AI systems. Turing supports customers in two…
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Life, Physical & Social Science Expert
$60–$120/hrRemote (United States)
The research teams behind the best-known AI models come to Mercor for scientific judgment they can't generate on their own. Your standards and expertise become the rubric that frontier AI is graded against.
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Stochastic Biophysics Physicist (PhD)
$80–$110/hrRemote (United States)
CritPt is a public benchmark of research-level physics challenges, built to test whether frontier AI models can carry out genuine physics research reasoning rather than textbook problem solving. The benchmark paper…
View role → - Science & Research
Mathematical Physicist (PhD)
$80–$110/hrRemote (United States)
CritPt is a public benchmark of research-level physics challenges, built to test whether frontier AI models can carry out genuine physics research reasoning rather than textbook problem solving. The benchmark paper…
View role → - Science & Research
Fluid Dynamics and Convection Stability Physicist (PhD)
$80–$110/hrRemote (United States)
CritPt is a public benchmark of research-level physics challenges, built to test whether frontier AI models can carry out genuine physics research reasoning rather than textbook problem solving. The benchmark paper…
View role → - Science & Research
Mathematician Talent Network
$60–$80/hrRemote (United States)
Join our Mathematician Expert Network to connect with leading AI labs and companies seeking your expertise. This is an open application for future contract opportunities that match your background and interests.
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Mathematics Expert
$40–$75/hrRemote (United States)
The research teams behind the best-known AI models come to Mercor for mathematical judgment they can't generate on their own. Your standards and expertise become the rubric that frontier AI is graded against.
View role → - Science & Research
STEM Researchers - MSc/PhD (Must own MacBook)
$50–$60/hrRemote (United States)
Mercor is looking for STEM researchers who hold or are currently pursuing an MSc or PhD to support a research project with a leading AI lab. You will work through real research workflows on your own Mac to help…
View role → - Science & Research
Research Analyst - Advanced Math
Remote
Turing is one of the world’s fastest-growing AI companies accelerating the advancement and deployment of powerful AI systems.
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