Senior Data Scientist - Experimentation & Measurement

Lead the design, execution, and interpretation of A/B tests and quasi-experiments to evaluate user migration initiatives (PS4 to PS5), growth marketing strategies, and campaign performance.
Partner with cross-functional teams (product, engineering, marketing) to embed experimentation into development and iteration cycles.
Serve as a thought leader on best practices for hypothesis development, metric selection, test structure, and results communication.
Apply advanced causal inference methods when experimentation isn’t feasible or to inform test design and prioritization.
Help define and contribute to centralized experimentation frameworks, tools, and documentation to scale best practices across the organization.
Independently extract, transform, and analyze data from complex systems using SQL, Python, and other analytics tools; communicate findings clearly to stakeholders, helping drive business decisions with rigor and clarity; stay current on new methodologies in experimentation and causal analysis.