Mechanical Engineer | $48/hr Remote

Crossing Hurdles • Remote, Remote, Brazil • Posted June 03, 2026

Location Remote, Remote
Job Type Full-time
Category Engenharia mecânica, engenharia de sistemas e produção de ferramentas
Posted June 03, 2026

  • Review AI-generated mathematical solutions, proofs, and quantitative reasoning for correctness, clarity, and adherence to prompts
  • Evaluate step-by-step mathematical reasoning and identify errors in calculations, proofs, assumptions, methodology, or conceptual understanding
  • Generate high-quality mathematical explanations, model solutions, and structured reasoning workflows demonstrating correct approaches
  • Analyze AI responses involving pure mathematics, applied mathematics, statistics, probability, optimization, modeling, and discrete mathematics
  • Fact-check mathematical claims, formulas, derivations, and quantitative information across multiple domains
  • Compare and rank multiple AI-generated responses based on mathematical correctness, rigor, reasoning quality, and explanatory clarity
  • Produce expert-level mathematical content that communicates advanced concepts clearly and accurately
  • Support AI model improv...

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