Mathematics

Research mathematician (PhD): proofs and problem design

Write research-level problems with rigorous solutions, verify model-generated proofs line by line, and construct the counterexamples that break them.

$125 – $200 per hourPay
Remote · AnywhereLocation
ContractType

The work

Author problems at the level of a qualifying exam and beyond, with rigorous solutions; verify model-generated proofs step by step and locate the exact point of failure; construct counterexamples; rate the quality and elegance of competing proofs. Areas in demand: algebra, analysis, topology, combinatorics, number theory, probability, PDE and optimisation.

Who it suits

  • PhD in mathematics or a closely related field; postdoctoral or faculty experience a plus.
  • Competition or olympiad background welcome but not required.

How it works

  • Apply with your CV and the hours you can give. 5 to 20 hours a week suits most people; the work is remote and on your own schedule.
  • We verify your credentials, licence or degree and your identity before any paid work. Every piece of work traces to a named, verified expert.
  • A paid calibration task on the project's own guidelines comes first.
  • You are paid at the rate on this page for every hour of work that passes review. Rates rise with the difficulty of the project and your track record.

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