Gusto
Staff Software Engineer, Solo
$197K–$247K
San Francisco, CA - Hybrid · Staff · Full-time · Posted Sep 25, 2026
- Experience
- 8+ years of professional software engineering experience; track record of shipping full-stack features end to end.
About the job
Build and lead full-stack product development for Gusto Solo, including AI-native features for solopreneurs and their accountants.
What you'll do
- Own new product areas end to end, from technical design through shipping.
- Build and maintain full-stack features, making architecture and data-modeling decisions.
- Partner across Product, Design, Data Science, and GTM to identify problems, prototype, and iterate.
What they ask for
- Proficiency with a full-stack toolkit and judgment in choosing tools.
- Demonstrated ownership of 0→1 or greenfield projects.
- Habitual use of AI tools in day-to-day engineering work.
- Strong communication and cross-functional partnership.
Nice to have
- Experience building for self-employed businesses or SMBs, or in a regulated or compliance-adjacent domain.
- Experience shipping AI-powered products or working in a startup or high-autonomy team.
Pay
$197,000–$247,000 USD base salary (San Francisco)
Tools
Ruby on Rails, React, TypeScript, GraphQL, MCP tools
AI focus
Use AI tools in engineering workflows and build AI-native product experiences, including MCP tools.
Model-written summary · the original posting is authoritative