Physicist

About the Role

We are looking for practising physicists to help evaluate AI answers to physics questions. You will check correctness, write reference solutions and flag unsupported assumptions.

Key Responsibilities

Evaluate AI answers to physics questions for conceptual and numerical correctness.
Write prompts and reference solutions at professional level.
Flag unsupported assumptions, dimensional errors and calculation mistakes.
Apply project rubrics consistently and explain your scoring.
Review the work of other experts for accuracy and clarity.
Follow project guidelines, take part in calibration and review sessions, and incorporate feedback to keep quality consistent.

Who We're Looking For

Required Qualifications

Degree in physics and professional experience in research, a laboratory or industry.
Strong problem-solving across several areas of physics.
Excellent written English.
Reliable, detail-oriented, and able to work independently and meet deadlines in a remote setting.

Preferred Qualifications

Simulation or data-analysis experience.
Teaching or tutoring experience.
Prior AI-training experience.

Legal and Compliance Notice

All content you submit must be lawful, and you must have the right to share it.
Do not submit confidential or proprietary material belonging to an employer, client or third party, or personal data without a lawful basis.
Rex may verify identity, credentials, ownership and licensing; may reject or remove any submission; and may report unlawful submissions to the relevant authorities.
Engagement and payment are subject to successful verification and to applicable sanctions, export-control, tax and employment laws.
The contractor agreement will set out ownership and licence terms for the work you deliver (to be confirmed by Rex Legal).

Compensation

USD $70–125 per hour, adjusted by country of residence.