Who you are

• 5+ years of experience in applied AI / data science with demonstrated experience deploying models to production
• Ability to effectively read, write, and debug code in programming languages such as Python
• Familiarity with agentic software engineering tools like Claude Code, Cursor, or Codex
• Solid foundation in probability and statistics, including experimental design, predictive modeling, optimization, and causal inference
• Ability to drive technical and impactful roadmaps for the business
• Experience working through complex projects with cross functional execution
• Ability to break down complex problems rigorously and understand the tradeoffs necessary to deliver impactful projects
• Ability to communicate clearly and effectively to cross functional partners of various technical levels

What the job involves

• The Customer Growth Applied Science team is responsible for delivering profitable growth to Thumbtack by developing and deploying state of the art Artificial Intelligence (AI) models in growth marketing and demand partnerships
• At the core of our work lies vast amounts of user data. We focus on delivering scalable experiences for a diverse, often unknown, user base by developing in-app features for onboarding, engagement, and reactivation, with constant experimentation
• Beyond traditional growth challenges like customer lifetime value, media strategy, and personalized user experiences, we are pioneering the use of generative AI models and agentic systems to empower marketers
• Initiate and drive applied science initiatives to completion, with a focus on the business impact
• Build and deploy AI systems to production, examples:
• Customer Lifetime Value
• LLM-powered agentic systems to generate ad copies at scale and understand campaign performance across various segments
• Recommendation systems to drive user engagement
• Next best action models to personalize communications
• Analyze a wide variety of data: structured and unstructured, observational and experimental to drive model development
• Maintain the right balance between speed of execution and scientific rigor when designing solutions
• Own the reliability and performance of deployed models, including monitoring and iterative improvement

Benefits

• Parental leave
• Health insurance
• Community matters | Sure, our ways of connecting have changed. But we haven’t missed a beat, from virtual concerts to “TTversary” celebrations to weekly catch-ups
• Always be improving | We bring out the best in our colleagues — and our product — by pushing each beyond what we believe we’re capable of. We give honest feedback, even when it’s hard
• Wellness is a way of life | We promote balance with generous PTO and company-wide holidays — and find our centers every Wellness Wednesday with yoga featuring a Thumbtack pro
• A worthy mission | In a world where tech is often seen as eroding good jobs, we’re helping small business owners thrive. Our product makes entrepreneurship accessible to everyone
• Driven by our values | Our values are the compass by which we make all our decisions. Each one matters: Lead with why, Make it count, Own it, Choose teamwork, and Say what you mean
• Plus, amazing benefits | All the benefits you’d expect, plus a few more: generous parental and fertility benefits, $1800 for Thumbtack services per year and a $1200 remote work stipend
• Virtual-first working model coupled with quarterly in-person events and Camp Thumbtack
• 20+ company-wide holidays including two week-long shutdowns
• Libraries (collaborative workspaces) in San Francisco, Salt Lake City, Toronto, and Manila
• Cell phone and WiFi reimbursements
• Subscriptions and Employee Assistance Program for mental health and well-being