Bilingual Spanish STEM Expert (Physics, Biology, or Chemistry)

Mercor is looking for a Bilingual Spanish STEM Expert with experience in biology / physics / chemistry theory and problem-solving to develop and refine high-quality reasoning questions that evaluate AI models. Your knowledge in biology / physics / chemistry will ensure the accuracy, rigor, and instructional quality of these test items. You will create and evaluate Spanish/English prompts and responses, ensuring scientific precision while maintaining clear, natural Spanish phrasing and alignment with English where needed. Job Details Design and Optimize STEM-Based Prompts (Bilingual): Create detailed prompts in Spanish and/or English with multiple constraints and scientific instructions. Define and Document Evaluation Standards: Establish high-level expectations for correct responses in STEM contexts, and develop comprehensive rubrics that account for scientific rigor and—when in Spanish —linguistic clarity and appropriate academic tone. Conduct Model Testing and Grading (Bilingual): Run prompts through models and assess preliminary outputs against expectations for scientific accuracy, reasoning quality, and clarity, comparing Spanish vs. English where needed. Support Benchmarking and Quality Assurance: Collaborate in QA review processes to ensure prompt tasks and rubrics meet scientific rigor, maintaining consistency and reliability across Spanish-language benchmarks before integration into official benchmarks. Minimum Qualifications Native-level fluency in Spanish (written) with strong reading/writing ability in English BS or BA in Biology / Physics / Chemistry Familiarity with undergraduate-level biology / physics / chemistry topics Strong writing and critical thinking skills Ability to work independently and meet deadlines Preferred Qualifications 2+ years of experience in teaching, research, or an applied STEM discipline field Application & Onboarding Process Complete an AI-led interview (around 15 minutes ) Complete a 45-minute written assessment that will guide you through writing rubrics If selected, you will be invited to work on the project More Details About This Role Expect to contribute at least 20 hours per week Expect a commitment of around 1 month You’ll be working in a structured project environment with clear goals and tools