Math & Stats Problem Designer & Proof Grader (Remote)

IsoData; United States; Remote; USD 152,000 - 303,000; Full time

Job summary

IsoData is seeking mathematicians and statisticians to craft problems with verified solutions and to grade proofs and statistical reasoning. This remote, United States–based role is project-based with hourly pay from $110 to $220 per hour, paid per accepted task.

Applicants must reside in the US and be authorized to work in the United States. You would write original problems with a single checkable answer, grade proofs step by step, review statistical claims, and design rubrics that reward

Qualifications

• Study at or graduated from a college or university in mathematics, statistics or related field.
• Proof, analysis or modeling work you did yourself and can explain step by step.
• You write clear proofs and can find the gap in someone else’s argument.
• Care with assumptions, edge cases and notation.

Responsibilities

• Write original problems with a single checkable answer and a full worked solution, such as a counting problem whose answer is one exact integer.
• Grade model proofs step by step and mark the first wrong step, such as an inequality applied in the wrong direction.
• Review statistical claims for invalid inference, such as stopping a test early or running many comparisons without a correction.
• Check model derivations numerically, for example by testing a closed form against a quick simulation.
• Write rubrics that give credit for a correct method, not just a matching final answer.

Skills

Proof writing

Statistical reasoning

Modeling

Numerical testing

Clear communication

Education

Bachelor's in Mathematics/Statistics

Master's or PhD in Mathematics/Statistics

Tools

LaTeX

Python

R

Mathematica

Job description

IsoData is seeking mathematicians and statisticians to craft problems with verified solutions and to grade proofs and statistical reasoning. This remote, United States–based role is project-based with hourly pay from $110 to $220 per hour, paid per accepted task.

Applicants must reside in the US and be authorized to work in the United States. You would write original problems with a single checkable answer, grade proofs step by step, review statistical claims, and design rubrics that reward