This job post has expired on April 09, 2026. It is likely that the position has already been filled.
Research Collaborator – STEM PhD at Mercor
posted 7 months agoResearch Collaborator – STEM PhD | $50–$80/hr | Worldwide Remote | Part-Time
Join a cutting-edge research initiative focused on improving AI model performance in STEM disciplines. As a Research Collaborator, you will design and validate challenging benchmark tasks within Agentic workflows, helping push the frontier of machine learning capabilities in data science, finance, and coding domains.
Responsibilities
- Task Design & Development: Create challenging, real-world data science problems that rigorously test model capabilities.
- Content Generation: Integrate problems into an Agentic development environment, preparing all necessary components using Python.
- Evaluation & Analysis: Assess cross-model performance on designed tasks and benchmark scenarios.
- Failure Identification: Pinpoint tasks where target models fail to pass all defined tests.
- Loss Extraction: Analyze agent trajectories to identify and document core capability loss patterns within the model.
Qualifications
- Strong expertise in data science, machine learning, finance, or software engineering with a deep STEM background.
- PhD students or recent graduates from top-tier institutions are strongly preferred.
- Availability of 30+ hours per week on weekdays.
- Active and high-quality GitHub contributions are a significant plus.
About the Employer
This role is employed through Cincinnatus LLC, an enterprise staffing company partnering with leading technology firms. Cincinnatus serves as the employer of record, providing W-2 employment, payroll, benefits, and compliance. This is a structured, role-based position — not a freelance or project-based engagement — involving close collaboration with client teams on high-impact AI research initiatives.
Cincinnatus is an Equal Employment Opportunity employer committed to diversity, inclusion, and providing reasonable accommodations for qualified individuals with disabilities.
How to apply for this role
- Upload your resume — keep it up-to-date and in English. Mercor will auto-fill your profile from it.
- Complete the AI interview — a 15-minute conversation about your experience. Be ready to discuss specific projects and challenges you've solved.
- Submit your application — only about 20% of applicants finish all the steps, so completing yours puts you well ahead.