Numerator

Data Scientist

Numerator Chicago, Illinois, United States

Technology, Information and Internet · 5,001-10,000 employees

Yesterday
data-scientist Mid (2-5 yrs) Full-time United States
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About the role

Design and implement statistical methodologies to improve the quality and representativeness of consumer data products. Collaborate with cross-functional teams to develop scalable Python and SQL solutions for complex data science problems.

What they look for

Applied Statistics Python SQL Sampling Weighting Statistical Modeling Classification Predictive Modeling Anomaly Detection Optimization Data Quality Data Visualization Methodology Development Project Management Communication

Requirements

The role requires expertise in applied statistics, data modeling, and the ability to translate complex findings for diverse audiences. Candidates must be proficient in Python and SQL and experienced in the full project lifecycle from exploration to production deployment.

Full description

Numerator’s Data Science team provides statistical and methodological leadership across the organization, developing the methodologies, tools, and data products that support our products.

This is a wide-ranging applied data science role focused primarily on the consumer purchase panel underlying our largest products, with opportunities to contribute to other complex data science initiatives across Numerator’s broader product portfolio. The work combines applied statistics, data investigation, methodology development, and practical implementation. Many of the questions we tackle do not have a single observable right answer, requiring us to combine statistical evidence, product context, and subject-matter judgment to understand tradeoffs and determine whether a solution improves the product as a whole. As your expertise grows, you will take on increasingly complex work and have opportunities to deepen your technical expertise, lead projects, improve team practices, and shape how we work.

How You’ll Spend Your Time

Design and implement statistical methodologies that improve the representativeness, stability, and quality of Numerator’s products.

Develop data science solutions to problems involving consumer behavior, panel composition, and data quality using techniques such as sampling, weighting, statistical modeling, classification, predictive modeling, anomaly detection, and optimization.

Build scalable Python and SQL solutions, internal tools, and data products that turn statistical methodologies into reliable production workflows.

Develop metrics, monitoring, and validation frameworks to evaluate system performance and identify unexpected or unintended behavior.

Contribute throughout the project lifecycle, from problem definition and exploration through implementation, testing, deployment, and ongoing evaluation.

Work closely with Product, Engineering, Data Operations, and business partners to shape requirements and develop solutions that are both statistically sound and practical to use.

Communicate methodologies, findings, assumptions, and tradeoffs clearly to technical and non-technical audiences.

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