Klaviyo
Overview
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Senior Product Data Scientist
role at
Klaviyo . At Klaviyo, we build products that empower businesses to create stronger, more personalized relationships with their customers. We are looking for a visionary Head of Product Analytics and Customer Insight to join our dynamic team, enhance our analytic capabilities and drive our customer strategy. This is a hybrid role requiring 3 days/week in our San Francisco office; fully remote candidates will not be considered at this time. What You’ll Do 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 Who You Are You have 6+ years of experience (ideally 7+) in data science, product analytics, or applied statistics, preferably in a B2B SaaS or product-focused environment You hold a degree in a quantitative field such as Statistics, Mathematics, Computer Science, Economics, or Engineering You are highly proficient in SQL and either Python or R, and comfortable using DBT for analytics engineering You have deep expertise in experimentation and statistical analyses You bring strong business intuition and the ability to translate ambiguous questions into clear analytical plans You work with speed and focus, balancing analytical rigor with the urgency and iteration cadence of product development You are a compelling communicator who can frame complex statistical findings into product-relevant insights You thrive in cross-functional settings and are energized by using data to drive product decisions that improve customer outcomes Why You’ll Love This Role Influence the direction of a high-impact product area and help define how success is measured Work alongside a world-class data team where experimentation and modeling are first-class tools Join a company where data science is embedded in the product development lifecycle, not siloed as reporting support Be part of a culture that values intellectual rigor, collaborative problem-solving, and continuous learning About Klaviyo We value the unique backgrounds, experiences and perspectives each Klaviyo (we call ourselves Klaviyos) brings to our workplace each and every day. We believe everyone deserves a fair shot at success and appreciate the experiences each person brings beyond the traditional job requirements. If you’re a close but not exact match with the description, we hope you’ll still consider applying. Want to learn more about life at Klaviyo? Visit careers.klaviyo.com to see how we empower creators to own their own destiny. We use Covey as part of our hiring and / or promotional process. For jobs or candidates in NYC, certain features may qualify it as an AEDT. As part of the evaluation process we provide Covey with job requirements and candidate submitted applications. We began using Covey Scout for Inbound on April 3, 2025. Please see the independent bias audit report covering our use of Covey here Massachusetts Applicants It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability. Our salary range reflects the cost of labor across various U.S. geographic markets. The base pay range for this position is shown below, and actual offers are based on factors including skills, experience, and location. In addition to base salary, our total compensation package may include participation in the company’s annual cash bonus plan, variable compensation, equity, sign-on payments, and a comprehensive range of health, welfare, and wellbeing benefits. Please visit Klaviyo Rewards to learn more about our Total Rewards package. Your recruiter can provide more details about the specific salary/OTE range for your location during the hiring process. Base Pay Range For US Locations: $142,400—$283,250 USD Get to Know Klaviyo We’re Klaviyo (pronounced clay-vee-oh). We empower creators to own their destiny by making first-party data accessible and actionable. Klaviyo is committed to a policy of equal opportunity and non-discrimination. We do not discriminate on the basis of race, ethnicity, citizenship, national origin, color, religion or religious creed, age, sex, gender identity, sexual orientation, physical or mental disability, veteran status, marital status, criminal history, or any other characteristic protected by law. Important notice: Do not share sensitive information with non-official channels. By clicking "Submit Application" you consent to Klaviyo processing your Personal Data in accordance with our Job Applicant Privacy Notice. If you do not wish for Klaviyo to process your Personal Data, please do not submit an application. You can find our Job Applicant Privacy Notice here. Seniority level Mid-Senior level Employment type Full-time Job function Engineering and Information Technology Industries: Marketing Services
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Join to apply for the
Senior Product Data Scientist
role at
Klaviyo . At Klaviyo, we build products that empower businesses to create stronger, more personalized relationships with their customers. We are looking for a visionary Head of Product Analytics and Customer Insight to join our dynamic team, enhance our analytic capabilities and drive our customer strategy. This is a hybrid role requiring 3 days/week in our San Francisco office; fully remote candidates will not be considered at this time. What You’ll Do 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 Who You Are You have 6+ years of experience (ideally 7+) in data science, product analytics, or applied statistics, preferably in a B2B SaaS or product-focused environment You hold a degree in a quantitative field such as Statistics, Mathematics, Computer Science, Economics, or Engineering You are highly proficient in SQL and either Python or R, and comfortable using DBT for analytics engineering You have deep expertise in experimentation and statistical analyses You bring strong business intuition and the ability to translate ambiguous questions into clear analytical plans You work with speed and focus, balancing analytical rigor with the urgency and iteration cadence of product development You are a compelling communicator who can frame complex statistical findings into product-relevant insights You thrive in cross-functional settings and are energized by using data to drive product decisions that improve customer outcomes Why You’ll Love This Role Influence the direction of a high-impact product area and help define how success is measured Work alongside a world-class data team where experimentation and modeling are first-class tools Join a company where data science is embedded in the product development lifecycle, not siloed as reporting support Be part of a culture that values intellectual rigor, collaborative problem-solving, and continuous learning About Klaviyo We value the unique backgrounds, experiences and perspectives each Klaviyo (we call ourselves Klaviyos) brings to our workplace each and every day. We believe everyone deserves a fair shot at success and appreciate the experiences each person brings beyond the traditional job requirements. If you’re a close but not exact match with the description, we hope you’ll still consider applying. Want to learn more about life at Klaviyo? Visit careers.klaviyo.com to see how we empower creators to own their own destiny. We use Covey as part of our hiring and / or promotional process. For jobs or candidates in NYC, certain features may qualify it as an AEDT. As part of the evaluation process we provide Covey with job requirements and candidate submitted applications. We began using Covey Scout for Inbound on April 3, 2025. Please see the independent bias audit report covering our use of Covey here Massachusetts Applicants It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability. Our salary range reflects the cost of labor across various U.S. geographic markets. The base pay range for this position is shown below, and actual offers are based on factors including skills, experience, and location. In addition to base salary, our total compensation package may include participation in the company’s annual cash bonus plan, variable compensation, equity, sign-on payments, and a comprehensive range of health, welfare, and wellbeing benefits. Please visit Klaviyo Rewards to learn more about our Total Rewards package. Your recruiter can provide more details about the specific salary/OTE range for your location during the hiring process. Base Pay Range For US Locations: $142,400—$283,250 USD Get to Know Klaviyo We’re Klaviyo (pronounced clay-vee-oh). We empower creators to own their destiny by making first-party data accessible and actionable. Klaviyo is committed to a policy of equal opportunity and non-discrimination. We do not discriminate on the basis of race, ethnicity, citizenship, national origin, color, religion or religious creed, age, sex, gender identity, sexual orientation, physical or mental disability, veteran status, marital status, criminal history, or any other characteristic protected by law. Important notice: Do not share sensitive information with non-official channels. By clicking "Submit Application" you consent to Klaviyo processing your Personal Data in accordance with our Job Applicant Privacy Notice. If you do not wish for Klaviyo to process your Personal Data, please do not submit an application. You can find our Job Applicant Privacy Notice here. Seniority level Mid-Senior level Employment type Full-time Job function Engineering and Information Technology Industries: Marketing Services
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