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Mathematics Specialist (English)

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Job details

Pay

$70 USD/hr

Engagement

Contract, part-time

Location

Remote

17 countries

Posted

Jul 9, 2026

OpenTrain on Trustpilot

The work

You will evaluate AI-generated mathematics answers and decide whether their calculations, reasoning, and explanations are correct. You will also write or refine mathematical explanations and model solutions.

The work covers pure and applied mathematics, proofs, modeling, probability, statistics, and optimization.

  • Review AI-generated math answers for correctness, reasoning quality, and clarity
  • Identify calculation errors, gaps in methodology, and conceptual mistakes
  • Check calculations, proof structure, methods, and conceptual validity
  • Fact-check quantitative claims
  • Write and refine mathematical explanations and model solutions
  • Compare and rank AI responses based on mathematical correctness and reasoning quality

Requirements

Prior data-labeling, reinforcement learning from human feedback, or AI model evaluation experience is helpful but not required.

  • Time: 20+ hours per week
  • Language: Fluent English with excellent writing and clear mathematical communication
  • Education: MS or PhD in mathematics, statistics, or a related field from a top 100 university
  • Knowledge: Strong command of pure and applied mathematics, proofs, modeling, probability, statistics, and optimization
  • Background: Research, analytical writing, debate, programming, or mathematics experience

Open to applicants in

  • Bangladesh
  • Bhutan
  • Brazil
  • Cambodia
  • Germany
  • India
  • Indonesia
  • Malaysia
  • Nepal
  • Pakistan
  • Philippines
  • Singapore
  • Sri Lanka
  • Thailand
  • Timor-Leste
  • United States
  • Vietnam

Preferred

  • Helpful experience: Developing or critically reviewing problem banks, proofs, textbook sections, research notes, or other complex math content

How to apply

  1. Press Apply now. You create a free account and add your resume.
  2. Complete your application for this role on OpenTrain.

Job ID: cmrd8wbjb0019nj3lr09ppg6i

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