Staff Engineer, AI Billing & Infra

Theory Ventures; San Francisco (CA); On-site; USD 150,000 - 210,000; Full time

Job summary

Sail builds the world's most efficient software for inference and agent hosting. You will design and operate billing across Sail’s offerings, aligning usage with revenue and pricing features like Supercache.

We value a strong background in distributed systems and product-minded thinking, shaping the economics of our AI infrastructure. This SF-based role emphasizes cost efficiency and scalable billing practices while working with a collaborative team.

Qualifications

• Experience designing and operating billing and payments systems.
• Strong understanding of distributed systems fundamentals.
• Ability to build observability for spend and revenue.
• Product-minded with a focus on user experiences and pricing.

Responsibilities

• Design and operate billing for Sail’s offerings, including self-serve and enterprise.
• Develop pricing and packaging ideas for AI infrastructure, including features like Supercache.
• Build observability for spend and revenue and connect costs to compute usage.
• Implement org identity, permissioning, authentication, and abuse prevention.

Skills

Billing design

Distributed systems

Observability

Cross-functional collaboration

Tools

PostgreSQL

Prometheus

Job description

Sail builds the world's most efficient software for inference and agent hosting. You will design and operate billing across Sail’s offerings, aligning usage with revenue and pricing features like Supercache.

We value a strong background in distributed systems and product-minded thinking, shaping the economics of our AI infrastructure. This SF-based role emphasizes cost efficiency and scalable billing practices while working with a collaborative team.