197K–247K USD / year
Staff Software Engineer, Invoicing and Billing
BackendHybrid — San Francisco, CA
Published on 2026-09-25
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About this role
Gusto is seeking a Staff Software Engineer for their Invoicing and Billing platform. The role involves designing and building a scalable billing system while mentoring other engineers and collaborating with various teams. The ideal candidate will have experience in software development, particularly in backend technologies and commerce systems.
About the company
Gusto is a digital platform that provides payroll, benefits, and human resource management solutions for small to medium-sized businesses. The company focuses on simplifying HR processes and ensuring compliance, while also offering tools for employee engagement and retirement planning.
What you'll do
- Design and build the core billing platform
- Mentor other engineers
- Scale large Ruby/Rails and JavaScript/React applications
- Collaborate with Product Engineering, Data, and Design teams
What we're looking for
- 8+ years of software development experience
- Experience in high throughput distributed systems
- Skills in Ruby on Rails
- Ability to mentor engineers
Nice to have
- Experience in the commerce domain
- Familiarity with AI tools and frameworks
Benefits
- Competitive base pay
- Stock equity (RSUs)