Senior Software Engineer - Billing and Internal Tooling

Baseten powers mission-critical inference for the world's most dynamic AI companies and is seeking a Senior Software Engineer to own the critical aspects of billing and revenue infrastructure. This role will create leverage for Finance, Sales, and GTM teams while ensuring a seamless customer experience.

Responsibilities:

• Own Baseten’s end-to-end billing and revenue infrastructure, including pricing, invoicing, metering, and reporting foundations
• Build and evolve our billing platform and integrations (including Orb), ensuring correctness, auditability, and a high-trust experience for customers and internal teams
• Partner closely with Finance, Sales, GTM, and Forward Deployed Engineering to turn real-world workflows into reliable internal tooling and automation (quoting, approvals, renewals, usage reconciliation, revenue reporting)
• Design systems that scale with new products, packaging, and go-to-market motions, making billing a strategic lever for growth
• Drive reliability and operational excellence for revenue-critical workflows: monitoring, alerting, incident response, backfills, and clear runbooks
• Lead from the front on high-impact projects: clarify requirements, propose crisp technical approaches, ship iteratively, and raise the bar on quality and velocity
• Debug and resolve production issues with urgency, communicating clearly with stakeholders and closing the loop with durable fixes

Requirements:

• Bachelor's degree or higher in Computer Science or related field
• 5+ years experience building software applications
• Experience with billing systems or building internal tools
• Deep knowledge of the web stack & databases
• Strong collaboration and communication skills