Data Science Evaluation Specialist

Mercor; Greater London; Remote; GBP 90,000 - 130,000; Full time

Job summary

Mercor is partnering with a leading AI research organization to engage experienced data scientists for a project that defines what excellent data science work looks like. You will design task-specific grading criteria and rigorously score completed work samples with written justifications.

The role emphasizes clear communication, reproducible scoring, and calibration against peers and senior reviewers in a fast-paced analytics setting.

Qualifications

• 5+ years of professional data science experience in industry.
• Background in business operations, product, or growth data science at top-tier technology companies.
• Deep fluency in experiment design, A/B testing, metric definition, and communicating findings to executives.

Responsibilities

• Design task-specific grading criteria for real-world data science deliverables.
• Score AI-generated and human work samples with detailed written justifications.
• Apply consistent, evidence-based judgment so scores are reproducible and defensible.
• Iterate based on structured feedback from senior reviewers.

Skills

Data science experience

Experiment design

SQL/Python analysis

Written communication

Job description

Mercor is partnering with a leading AI research organization to engage experienced data scientists for a project that defines what excellent data science work looks like. You will design task-specific grading criteria and rigorously score completed work samples with written justifications.

The role emphasizes clear communication, reproducible scoring, and calibration against peers and senior reviewers in a fast-paced analytics setting.