Sr. Software Engineer, Platform

Thumbtack is a company that helps millions of people confidently care for their homes through its app, which provides personalized guidance and AI tools. They are seeking a Sr. Software Engineer for their Business Applications org to build backend services and APIs that enhance internal systems and workflows, driving the shift towards AI-enabled work.

Responsibilities:

• Build backend services and APIs that connect Business Applications workflows with Thumbtack's product and platform services
• Bring agentic and AI-enabled workflow prototypes into production with the reliability, observability, and human review needed for business-critical work
• Create reusable integration patterns that let internal tools, third-party systems, and agents take safe, auditable action across systems
• Partner with business and engineering teams to understand operational workflows and turn the highest-value problems into durable backend capabilities
• Help define the technical foundation for a BusApps platform that supports reliable integrations, safe automation, and production AI workflows

Requirements:

• Strong backend engineering experience building production services, APIs, or platform capabilities
• Technical judgment for integrations where reliability, security, data correctness, and audibility matter
• Ability to turn ambiguous operational workflows into clear technical designs that can be delivered incrementally
• Strong collaboration skills with engineering, business, and operational partners, especially when technical constraints and business needs need to be reconciled
• Comfort learning new domains quickly, including internal systems, third-party business applications, and AI-enabled workflows, with the judgment to know when automation needs human review