Subject Matter Expert – Natural Sciences (Portuguese BR) – Remote

Role overview

Create and review realistic natural sciences scenarios in Portuguese BR for an AI benchmarking project. The work is grounded in local or regional operating contexts and tests whether responses reflect professional practice rather than generic recall. Tasks combine domain judgment with language-specific context across biology, chemistry, physics, environmental science, earth science, and related disciplines. Contributors design the work, adapt scoring criteria, review responses, and produce defensible reference solutions.

What you will deliver

• Create realistic natural-science tasks in Portuguese BR.
• Adapt clear scoring rubrics for AI-generated and human responses.
• Review submissions for accuracy, regulatory alignment, and professional quality.
• Provide expert feedback and develop reference solutions.

Domain coverage

• Biological sciences.
• Chemical sciences.
• Physical sciences.
• Environmental science.
• Earth sciences.

Evaluation standards

• Scientific correctness.
• Valid methods and assumptions.
• Clear evidence-based reasoning.
• Consistent scoring.
• Accurate technical terminology.

Qualifications

• Native-level Portuguese BR with strong professional English proficiency.
• At least five years in a natural-science discipline.
• Knowledge of relevant local frameworks.
• Ability to write and evaluate professional-grade science content in Portuguese BR.

Contract terms

• Independent-contractor engagement.
• Contractors may choose when and how much to work; no fixed hours, check-ins, or guaranteed volume are stated.