Klaviyo · 5 hours ago
Senior Product Data Scientist
San Francisco, CA
Full-time
Hybrid
Senior Level
$142K/yr - $214K/yr
7+ years expKlaviyo is a company that empowers creators to own their destiny by making first-party data accessible and actionable. They are looking for a Senior Product Data Scientist to partner with product and engineering teams, lead experimental design, and conduct statistical research to guide product strategy and decision-making.
AdvertisingAnalyticsE-CommerceMarketing AutomationSoftware
Responsibilities
Partner with product and engineering teams to identify and evaluate high-impact product opportunities through rigorous experimentation, causal inference, and predictive modeling
Lead the design, implementation, and analysis of experiments — including A/B tests and multivariate tests — ensuring sufficient power, correct statistical methods, and actionable recommendations
Conduct statistical research projects to uncover patterns in customer behavior, evaluate product performance, and identify causal relationships — using methods such as Mixed Effects Models, Difference-in-Differences, clustering algorithms, and time series analysis to guide product strategy and decision-making
Define the right product and customer metrics to measure success, and build scalable, self-serve analytics tools and dashboards that enable product managers and cross-functional stakeholders to make data-informed decisions independently
Collaborate with data engineering to define and implement reliable data pipelines and DBT models that ensure clean, well-structured, and trustworthy data for downstream analysis and self-serve use
Communicate insights clearly and persuasively to cross-functional stakeholders, from product teams to executive leadership
Qualification
Required
7+ years of experience in data science, product analytics, or applied statistics, preferably in a B2B SaaS or product-focused environment
Degree in a quantitative field such as Statistics, Mathematics, Computer Science, Economics, or Engineering
Highly proficient in SQL and either Python or R, and comfortable using DBT for analytics engineering
Deep expertise in experimentation and statistical analyses
Strong business intuition and the ability to translate ambiguous questions into clear analytical plans
Ability to work with speed and focus, balancing analytical rigor with the urgency and iteration cadence of product development
Compelling communicator who can frame complex statistical findings into product-relevant insights
Thrives in cross-functional settings and is energized by using data to drive product decisions that improve customer outcomes
Benefits
Participation in the company’s annual cash bonus plan
Variable compensation (OTE) for sales and customer success roles
Equity
Sign-on payments
Comprehensive range of health, welfare, and wellbeing benefits based on eligibility
Company
Klaviyo
Klaviyo is an automation and email platform designed to help grow businesses.
1001-5000 employees
H1B Sponsorship
Klaviyo has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (47)
2024 (29)
2023 (24)
2022 (27)
2021 (21)
2020 (8)
Funding
Current Stage
Public CompanyTotal Funding
$1.35BKey Investors
ShopifySands Capital VenturesAccel
2025-08-13Post Ipo Secondary· $195.06M
2025-05-14Post Ipo Secondary· $372.95M
2023-09-20IPO
Leadership Team
Andrew Bialecki
CEO
Ed Hallen
Co-Founder, Chief Strategy Officer, Board Member
Recent News
Investing.com
2026-01-03
2025-12-17
Company data provided by crunchbase