Software Engineer - Billing & Internal Tooling

Baseten powers mission-critical inference for the world's most dynamic AI companies, including Cursor, Notion, OpenEvidence, Abridge, Clay, Gamma, and Writer. The company unites applied AI research, flexible infrastructure, and seamless developer tooling to help companies bring cutting-edge models into production. Baseten recently raised a $1.5B Series F led by Altimeter Capital, Conviction Partners, and Spark Capital.

As a Software Engineer at Baseten, you will own one of the most critical surfaces of the business: pricing, billing, and revenue infrastructure. Billing is a strategic lever for growth, and this role establishes clear ownership of billing as a function, creating leverage for Finance, Sales, and GTM teams while maintaining a seamless customer experience.

• Own Baseten's end-to-end billing and revenue infrastructure, including pricing, invoicing, metering, and reporting foundations.
• Build and evolve the billing platform and integrations (including Orb), ensuring correctness, auditability, and a high-trust experience.
• Partner 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.
• Drive reliability and operational excellence for revenue-critical workflows: monitoring, alerting, incident response, backfills, and clear runbooks.
• Lead high-impact projects: clarify requirements, propose 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.

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

• Competitive compensation, including meaningful equity (U.S. only).
• 100% coverage of medical, dental, and vision insurance for employee and dependents.
• Flexible PTO policy including company-wide Winter Break (offices closed from Christmas Eve to New Year's Day).
• Paid parental leave.
• Fertility and family-building stipend through Carrot (U.S. only).
• Company-facilitated 401(k).
• Exposure to a variety of ML startups, offering learning and networking opportunities.