Remote Math Research Expert (PhD) - Project-Based

Crossing Hurdles; United States; Remote; USD 2,000 - 3,000; Full time

Job summary

Crossing Hurdles is seeking a Mathematics PhD Research Expert for a fully remote, project-based role. This freelance engagement pays USD 150 per completed task, with each task taking roughly 3–4 hours. The project duration is not yet disclosed and there is no guaranteed minimum task volume.

Applicants must hold a PhD in Mathematics and provide verifiable publication evidence within Aug 2025–Aug 2026. The work involves solving advanced problems, evaluating research quality, and delivering clear,

Qualifications

• A completed PhD in Mathematics is mandatory.
• Publication requirement: at least one peer‑reviewed article or refereed conference‑proceedings within Aug 5, 2025 and Aug 5, 2026, inclusive.
• Publications must be verifiable and not solely arXiv/ResearchGate/SSRN/personal profiles.
• Interdisciplinary publications allowed only if the mathematical contribution is primary.

Responsibilities

• Solve and evaluate advanced mathematical problems with complete, logically sound derivations and proofs.
• Assess technical correctness, research quality, mathematical reasoning, notation, and methodological rigor.
• Produce clear written explanations, identify errors, and provide evidence-based expert feedback.
• Contribute expertise in areas such as pure or applied mathematics, probability, statistics, optimization, numerical analysis, dynamical systems, algebra, geometry, topology, PDEs, or mathematical modeling.
• Work independently, meet task deadlines, and communicate uncertainty or limitations explicitly.

Education

PhD in Mathematics

Job description

Crossing Hurdles is seeking a Mathematics PhD Research Expert for a fully remote, project-based role. This freelance engagement pays USD 150 per completed task, with each task taking roughly 3–4 hours. The project duration is not yet disclosed and there is no guaranteed minimum task volume.

Applicants must hold a PhD in Mathematics and provide verifiable publication evidence within Aug 2025–Aug 2026. The work involves solving advanced problems, evaluating research quality, and delivering clear,