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Principal Data Scientist

United States, California, Mountain View💼 Full-time🗓 2026-09-02 → 2026-09-25

Core

Lead ecosystem-level analyses, experimentation, and causal inference to uncover opportunities, quantify impact, and drive business outcomes.

Role type

Principal Data Scientist (Strategy & Technical Leadership)

Builds

North Star metrics, evaluation systems, and measurement frameworks that measure user value and ecosystem health.

Domain

Data Science, Statistics, Causal Inference, Large-scale Data Analysis

Deliverable

production ML models | dashboards & analysis | research

Required skills

Causal inference, Experimentation design, Large-scale data analysis, Metrics development, Statistical modeling, Python/R/C++/Java/C#, Cross-functional leadership, Strategic influence

Preferred skills

Production-scale system evaluation, Complex problem solving in ambiguous environments

Technologies

Python, R, C++, Java, C#

Responsibilities

Lead ecosystem-level analyses and experimentation to quantify impact; Design and evolve North Star metrics and evaluation systems; Partner with product, engineering, and executive teams to shape strategy and roadmap; Identify emerging opportunities, risks, and market dynamics; Drive alignment across organizations through scientific rigor and trusted partnerships; Mentor teams and raise the bar for analytical excellence.

Seniority

Principal, strategy & mentorship

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