Senior Data Scientist, Infrastructure

Zigsaw

Data Scientist improving infrastructure analytics for Pinterest. Collaborating with engineering teams to refine metrics and optimize technical systems for better performance.

Posted 7/7/2026full-timeSan Francisco • California • 🇺🇸 United StatesSenior💰 $139,764 - $287,749 per yearWebsite

Tech Stack

Tools & technologies

SQL

About the role

Key responsibilities & impact

Partner with engineering teams to define, measure, and improve the health, quality, and efficiency of Pinterest’s infrastructure systems.
Build and refine metrics, dashboards, and analytical frameworks that make complex technical systems more understandable and actionable.
Strengthen data foundations by improving metric definitions, auditing data quality, and contributing to pipeline and measurement improvements where needed.
Design and analyze experiments, investigations, and deep dives to quantify the impact of infrastructure changes on user experience, reliability, and business outcomes.
Translate ambiguous technical problems into clear analyses and actionable recommendations for engineering and platform partners.
Support high-priority investigations and decision-making related to infrastructure performance, reliability, cost, and measurement quality.
Identify opportunities to improve how Pinterest measures and optimizes infrastructure across a range of domains, such as performance, shopping infrastructure, governance, metrics quality, and site reliability.

Requirements

What you’ll need

4+ years of combined post-graduate academic and industry experience applying scientific methods to solve real-world problems with large-scale data.
Bachelor’s/Master’s degree in a relevant field such as Computer Science, or equivalent experience.
Strong SQL and analytical programming skills, with experience working through messy, imperfect data and building reliable metrics and datasets.
Experience partnering on or contributing to production-ready data pipelines, measurement systems, or foundational data work that improves data quality and usability.
Solid foundation in experimentation and measurement, with the ability to design analyses, interpret results rigorously, and partner effectively with engineers and other cross-functional stakeholders.
Demonstrated ability to translate ambiguous problems into clear analytical workstreams and actionable recommendations.
Strong cross-functional communication skills, with the ability to explain technical findings clearly to engineering, product, and platform stakeholders.
Ability to operate independently, prioritize across both longer-term projects and fast-turn inbound requests, and drive work forward in a dynamic environment.
Curiosity and a builder mindset, with excitement for improving messy systems and creating more scalable, trustworthy measurement foundations.

Benefits

Comp & perks

Equity
Flexible work arrangements
Professional development opportunities

ATS Keywords

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Hard Skills & Tools

SQLData AnalysisMetric DefinitionData Quality AuditingStatistical Experimentation

Soft Skills

Cross-Functional CollaborationIndependent OperationCuriosityProblem-SolvingCommunication

Certifications

Bachelor’s Degree in Computer ScienceMaster’s Degree in Relevant Field