# Staff Software Engineer, Growth

**Company:** [Gusto](https://hotfix.jobs/companies/gusto)
**Location:** San Francisco, CA
**Role:** Fullstack Engineering
**Salary:** $197k – $247k/yr
**Experience:** 8+ years
**Skills:** Ruby on Rails, JavaScript, React, Full-Stack Development, Backend Apis, Event-Driven Services, Distributed Systems, Performance Optimization, System Design, AI Tools
**Posted:** 2026-06-18

> Staff-level full-stack engineer building orchestration and signal-driven engagement systems for Gusto's Growth team. Owns multi-quarter projects across Ruby/Rails and React codebases, mentors engineers, and drives measurable customer impact.

## Job Description

## Responsibilities
- Design, build, and test full-stack platform capabilities that power signal-driven workflows and customer engagement experiences across the funnel
- Build systems that ingest, prioritize, and route product, marketing, and sales signals into actionable next-best steps for downstream teams and tools
- Develop backend services and internal interfaces that support orchestration, decisioning, experimentation, and delivery across evolving engagement channels
- Help scale one of the largest Ruby/Rails and Javascript/React applications in the world, with a strong focus on performance, maintainability, and reliability
- Collaborate with Product Management, Data, Design, Platform Engineering, and go-to-market partners to understand pain points, prototype solutions, and launch iteratively
- Mentor other engineers to help solve complex technical problems across distributed systems, product workflows, and platform architecture
- Build products and platforms that internal teams love to use and that create measurable customer and business impact

## Requirements
- 8+ years of software development experience
- Experience building scalable full-stack systems that solve meaningful customer or business problems
- Experience owning multi-quarter projects that solve complex engineering problems and drive measurable impact at scale
- Experience with large-scale refactors, performance and reliability issues, and a strong sense of ownership over all aspects of a product or platform area
- Experience designing backend APIs, data flows, and event-driven services that integrate reliably with other systems
- Strong product and platform instincts, with the ability to balance technical quality, speed, and long-term maintainability
- Ability to mentor engineers and raise the quality bar across the team
- Experience leveraging AI tools or systems to accelerate development, improve testing, and unlock new product capabilities
- Curiosity and experimentation with emerging AI frameworks, and sound judgment about how to evaluate and scale AI use safely and effectively

## Nice-to-Haves
- Experience in, or interest working in, Ruby on Rails
- Appreciation for a collaborative, test-driven environment
- Ability to build well-structured, maintainable, well-documented code
- Ability to effectively communicate across engineering teams and with business stakeholders

## Compensation & Benefits
- Cash compensation targeted at $163,000–$204,000 in Denver & most remote locations, and $197,000–$247,000 for San Francisco & New York
- Stock equity is additional
- All full-time employees receive competitive base pay, benefits, and equity (RSUs)

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