Data Science Expert

Mercor is hiring experienced Data Science professionals to support a variety of high-impact research collaborations with leading AI labs. Freelancers will help improve AI systems through work on code validation, prompt refinement, algorithmic evaluation, and model benchmarking.

This is a unique opportunity to apply your engineering expertise toward shaping the next generation of intelligent systems.

Key Responsibilities

• Review and refine AI-generated prompts, responses, and code

• Validate concepts for technical accuracy

• Provide structured feedback on solution quality and clarity

• Tag and organize content by topic and difficulty

• Support benchmarking efforts to assess model capabilities

Ideal Qualifications

• 3+ years of experience in data science, machine learning, or applied statistics (industry or research)

• Degree in Data Science, Statistics, Computer Science, Applied Mathematics, or a related quantitative field (Bachelor’s minimum; advanced degree preferred)

• Strong proficiency in Python and SQL; familiarity with R, Java, or Scala is a plus

• Hands-on experience building and deploying machine learning models using frameworks like scikit-learn, TensorFlow, or PyTorch

• Experience with statistical analysis, data wrangling, and feature engineering on large datasets

Project Timeline

• Start Date: Immediate

• Duration: 1–2 months

• Commitment: Part-time (15–25 hours/week, with flexibility up to 40 hours/week)

Application & Onboarding Process

• Upload your resume

• AI interview: A short, 15-minute conversational session to understand your background, experience, and interest in the role

• Follow-up communication within a few days with next steps and onboarding details

Apply today and leverage your data science expertise to help build the future of AI-driven systems!

We consider all qualified applicants without regard to legally protected characteristics and provide reasonable accommodations upon request.

Contract and Payment Terms

• You will be engaged as an independent contractor.
• This is a fully remote role that can be completed on your own schedule.
• Projects can be extended, shortened, or concluded early depending on needs and performance.
• Your work at Mercor will not involve access to confidential or proprietary information from any employer, client, or institution.
• Payments are weekly on Stripe or Wise based on services rendered.
• Please note: We are unable to support H1-B or STEM OPT candidates at this time.

About Mercor

Mercor partners with leading AI labs and enterprises to train frontier models using human expertise. You will work on projects that focus on training and enhancing AI systems. You will be paid competitively, collaborate with leading researchers, and help shape the next generation of AI systems in your area of expertise.