Data Scientist II, Marketing

About Thumbtack

Thumbtack helps millions of people confidently care for their homes. Thumbtack is the one app you need to take care of and improve your home — from personalized guidance to AI tools and a best-in-class hiring experience. Every day in every county of the U.S., people turn to Thumbtack to complete urgent repairs, seasonal maintenance and bigger improvements. We help homeowners know which projects to do, when to do them and who to hire from our growing community of 300,000 local service businesses.

If making an impact inspires you, join us. Imagine what we’ll build together.

The data science team empowers Thumbtack to use data to guide business decisions. We collaborate with partners across the company to solve the most analytically challenging problems -- everything from how we set prices across hundreds of local services categories, to evaluating the impact of a new business model on company performance, to identifying early predictors of high-quality customers. We are a tight-knit, intellectually curious team that is committed to improving Thumbtack and improving each other.

As a Marketing Data Scientist II at Thumbtack, you’ll be expected to leverage your analytical expertise, marketing knowledge, communication and collaboration skills to drive a variety of high-impact projects. You will embed directly with the paid marketing team to help optimize various marketing channels, drive personalization and discover new channels. Outside growth marketing work, you’ll contribute to our broader Data Science team and company data culture by sharing your learnings, partnering with others, and building new capabilities for how we can use data to guide decisions.

• Own end-to-end analytics for growth marketing, partnering with Marketing, Finance, and external partners to understand user behavior, define target audiences, measure campaign performance, and forecast and allocate budgets
• Translate ambiguous business questions into rigorous analyses and clear recommendations that improve individual campaign performance and optimize the overall marketing channel mix
• Design, execute, and interpret experiments and quasi-experiments to enable causal inference and inform high-stakes marketing investment decisions
• Partner closely with Mar Tech, Product Management, and Engineering to scope, build, and evaluate new capabilities—such as developing local market intelligence framework and improvements to customer LTV bidding systems—ensuring measurable performance gains
• Develop deep domain expertise in growth marketing measurement, experimentation, customer segmentation, and targeting optimization, and apply that expertise to influence strategy and execution
• Collaborate with cross-functional partners to build scalable analytical solutions, tools, and frameworks that unlock sustained growth
• Raise the bar for Thumbtack’s data culture by designing, maintaining, and documenting high-quality, trusted data tables and metrics that enable self-serve decision-making across teams

• Bachelor’s degree in statistics, mathematics, data science, economics, or a related quantitative field (advanced degree a plus)
• 3+ years of experience in marketing data science, strong understanding of digital marketing and experience with marketing measurement and performance optimization
• Advanced SQL skills, proficiency in Python or R, and experience using Looker or similar BI tools to drive insights
• Experience working with large and imperfect datasets at scale, and building and applying statistical and/or machine learning models to solve real-world business problems
• A passion for problem-solving and critical thinking, with the ability to navigate ambiguity and turn data into clear, actionable insights
• Strong business judgment and the ability to identify signal in noisy, imperfect data
• Excellent communicator and compelling storyteller, with the ability to listen deeply, explain complex concepts clearly, and influence cross-functional partners

• For candidates living in San Francisco / Bay Area, San Jose, New York City, or Seattle metros,…