Obsidian is seeking expert physics researchers to author and verify golden reference solutions for the CritPt benchmark (arXiv: v3). You will produce 100%-human-verified data used to evaluate frontier physics reasoning.
Responsibilities include solving research-level problems end-to-end, auditing peer work, and adjudicating between competing solutions. Expect ~10 hours/week across an 8–10 week window, paid hourly.
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Frontier Physics Researcher: Gold-Standard Solver-Auditor in London employer: Mercor
Mercor is an exceptional employer that champions innovation and creativity in the AI sector, offering a fully remote work environment that promotes flexibility and independence. With a strong focus on employee growth, team members are encouraged to take ownership of their projects while benefiting from a supportive culture that values collaboration and continuous learning. Joining Mercor means being part of a forward-thinking company backed by industry leaders, where your contributions directly impact cutting-edge search technologies.
