Senior Software Engineer, Backend Infrastructure

The Senior Software Engineer will design and maintain backend services, develop APIs and libraries, ensure performance and reliability under high traffic, and collaborate across teams. Summary Generated by Built In 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. About the Engineering team At Thumbtack, engineers at every level build products and systems that directly impact our customers and professionals. Our challenges span a wide variety of areas, ranging from building search and booking experiences, to optimizing pricing systems, to building tools to help professionals grow their businesses. We believe in tackling these hard problems together as a team, with strong values around collaboration, ownership and transparency. To read more about the hard problems that our team is taking on, visit our engineering blog. About the role This backend engineer role's mission is to build and maintain the core libraries, APIs, frameworks, and backend services that power Thumbtack's applications. As a Senior Software Engineer in this role, you will design and deliver reliable, scalable, and performant systems that serve as the backbone for Thumbtack engineers building customer-facing features. You'll work across critical services such as user identity, image hosting, messaging and notifications, and other platform capabilities that embed directly into the Thumbtack product experience. This is a high-impact role that combines backend infrastructure and application engineering. You'll collaborate across teams to ensure our systems are efficient, observable, and resilient while accelerating developer productivity across the company. Challenge This team sits at the intersection of platform and product engineering. The challenge is twofold: Scale & Reliability: Our services must handle high traffic and core application logic while meeting strict uptime and latency expectations. Enablement: We must also empower other product teams with reusable libraries, frameworks, and patterns that accelerate their development while maintaining consistency and sustainability across Thumbtack's Go-based ecosystem. You'll be tasked with evolving core services that underpin Thumbtack's growth while enabling engineers company-wide to move faster with confidence.

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.