Company: Obsidian
Location: London
Job Description:
Obsidian is seeking a Bilingual Portuguese STEM Expert who is native to Brazil or Portugal, experienced in biology, physics, or chemistry. This role involves developing high-quality reasoning questions for AI models, ensuring scientific accuracy, and creating evaluation standards.
The ideal candidate will have strong proficiency in English and a background in STEM education. The expected commitment is a minimum of 20 hours per week for a project duration of 3–6 months.
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Posted: June 2nd, 2026