Chemistry Domain Expert

STEM Expert - Chemistry & Computational Chemistry (PhD)

• Science & Research
• Platform: micro1
• Location: 58 countries

This remote contract role asks a chemistry PhD to design, evaluate and critique chemistry problems and reasoning chains used to benchmark AI systems. The work spans reaction mechanisms, spectroscopy, molecular simulations and electronic structure methods. It suits scientists with deep expertise in at least one chemistry subfield and strong research and communication skills.

Posted October 16, 2026

Inorganic Materials, Semiconductor & Superconductor Experts

• Science & Research
• Platform: Mercor
• Location: United States

Mercor is recruiting scientists and engineers specialized in inorganic synthesis, materials characterization, superconductors and semiconductors to support a cutting-edge AI research laboratory. You will contribute to generating, structuring and evaluating high-quality scientific data intended for model training, by applying your deep expertise to complex problems in materials physics.

Posted August 1, 2026

Chemist

• Science & Research
• Platform: DataAnnotation

This role involves evaluating AI-generated chemical reasoning and responses to identify flawed mechanisms, unsafe procedures, and analytical errors. You will write prompts to test chemical knowledge, review AI outputs for errors, and provide correct expert-level answers with proper attention to safety and experimental conditions.

Chemistry Specialist, Synthetic & Analytical Chemistry

• Science & Research
• Platform: Mercor
• Location: United States
• Level: Intermediate

This part-time role places chemistry experts with a leading AI lab to improve how models reason about synthesis, reaction mechanisms, and compound characterization. The work covers designing hard benchmarks and training data, grading model outputs, and advising on chemical validity, including SMILES representations. It is aimed at synthetic, organic, medicinal, analytical, and physical chemists with solid hands-on laboratory experience.

Posted October 22, 2026

AI Tutor - Materials Science

• Science & Research
• Platform: xAI

This remote contract role asks materials scientists to annotate data and judge AI-generated answers on materials topics such as polymers, semiconductors, alloys and ceramics. It suits candidates with a graduate degree in a physical science or engineering who can tell whether a model's reasoning about structure, properties and processing is sound. The work also involves solving complex problems and writing detailed, rigorous explanations to guide model training.

Posted September 30, 2025

Applied Physics Specialist

• Science & Research
• Platform: Alignerr

This role involves evaluating and improving large language models' understanding of physics by designing advanced problems, authoring ground-truth solutions, and auditing AI-generated reasoning across quantum mechanics, electrodynamics, thermodynamics, and other domains. It is suited for PhD-level applied physicists who want to contribute to AI training while working independently on a flexible schedule.