163K–204K USD / year
Staff Software Engineer, Financial Platform
BackendHybrid — Austin, TX; Burlingame, CA; Chicago, IL; Denver, CO; Los Angeles, CA; Miami, FL; New York, NY; San Francisco, CA; Seattle, WA
Published on 2026-10-01
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About this role
The Staff Software Engineer will be responsible for building and maintaining systems for money movement and financial integrations at Gusto. This role involves designing, shipping, and debugging critical services and APIs while collaborating closely with multiple stakeholders to meet complex financial requirements.
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.
The team
Financial Infrastructure team
Stack
Ruby on Rails
What you'll do
- Design, build, and ship services and APIs for financial integrations
- Work on payments, settlements, and reconciliation
- Support workflows like payroll integration and KYC/AML processes
- Partner with product, compliance, and operations
- Debug production issues and improve reliability
- Collaborate with other engineering teams
- Mentor engineers in complex domains
- Write reliable and well-tested code
What we're looking for
- 8+ years of software engineering experience
- Strong experience with services and APIs
- Experience with financial systems or payments
- Comfortable with end-to-end system ownership
- Experience collaborating with PMs and cross-functional teams
- Clear communicator and collaborative teammate
- Ability to mentor engineers
- Experience with Ruby on Rails or comparable frameworks
Nice to have
- Experience leveraging AI tools in development
- Curiosity about emerging AI frameworks