Lead Data Scientist, Ads Measurement, Signals & Privacy

EngineersOfAI; United States; On-site; USD 180,000 - 260,000; Full time

Job summary

Reddit is seeking a Senior Staff Data Scientist to lead the scientific strategy behind ads measurement and signal systems. You will architect the vision for measuring advertiser value, signal quality, and privacy-aware measurement across first- and third-party products.

This high-impact role requires expertise in experimental design, causal inference, and cross-functional influence, with responsibility for scalable diagnostics and production-ready models in a privacy-conscious environment.

Qualifications

• Strong background in experimental design and causal inference.

Responsibilities

• Define and drive data science strategy for ads measurement and signal quality.
• Lead scalable experimentation and lift methodologies across campaigns and products.
• Develop privacy-aware measurement frameworks and evaluate advertiser value.
• Collaborate with Ads Engineering to deploy causal models in production.
• Translate measurement improvements into bidding and performance gains.

Skills

Causal inference

Experiment design

Statistical modeling

Leadership

Communication

Education

PhD in Statistics/ML/CS

MS in a quantitative field

Tools

Python

SQL

Spark

BigQuery

Job description

Reddit is seeking a Senior Staff Data Scientist to lead the scientific strategy behind ads measurement and signal systems. You will architect the vision for measuring advertiser value, signal quality, and privacy-aware measurement across first- and third-party products.

This high-impact role requires expertise in experimental design, causal inference, and cross-functional influence, with responsibility for scalable diagnostics and production-ready models in a privacy-conscious environment.