Chemistry Assessment Designer — Remote, Part-time

Obsidian; San Francisco (CA); On-site; USD 69,000 - 103,000; Part time

Job summary

Obsidian is seeking expert chemists to author and review high-quality academic assessment content for an AI research initiative. You will write and verify rigorous multiple-choice questions across core chemistry domains, evaluate solution quality, and help establish gold-standard benchmarks used to advance AI capabilities.

You will be assigned one of two task types: Question Authoring — create original, challenging MCQs, rate their difficulty, and submit for review; Question Verification —

Qualifications

• PhD or doctoral candidate in Chemistry or closely related field.
• Master's degree considered for exceptional depth.
• Strong command of graduate-level chemistry concepts and quantitative analysis.
• Experience with rigorous academic problem design is a strong plus.

Responsibilities

• Author original chemistry questions testing deep conceptual understanding.
• Ensure questions are unambiguous, self-contained, and precisely defined.
• Rate each question's difficulty: Medium, Hard, or Expert.
• Provide 1 correct answer and 9 plausible alternatives.
• Write step-by-step Chain-of-Thought solutions in markdown.
• Supply 1–5 academic references per question from reputable sources.
• For verification tasks: flag clarity, completeness, precision, solvability and justify edits.

Skills

Chemistry expertise

Academic writing

Problem design

English proficiency

Education

PhD in Chemistry

Master's degree considered

Job description

Obsidian is seeking expert chemists to author and review high-quality academic assessment content for an AI research initiative. You will write and verify rigorous multiple-choice questions across core chemistry domains, evaluate solution quality, and help establish gold-standard benchmarks used to advance AI capabilities.

You will be assigned one of two task types: Question Authoring — create original, challenging MCQs, rate their difficulty, and submit for review; Question Verification —