Staff Software Engineer, Growth (Orchestration Platform)

Gusto•San Francisco, CA

3d•Hybrid

About The Position

Gusto is looking for seasoned full-stack software engineers to join their Growth team. This team builds the systems and workflows that help turn customer and go-to-market signals into timely, relevant engagement experiences across the funnel. As a Staff Software Engineer, you will operate across the full product lifecycle: shaping capabilities from early definition and design through launch and long-term iteration. This involves writing clean frontend code, designing and building reliable backend APIs and services, influencing product and platform direction, and taking ownership of post-launch iteration. The role is ideal for individuals drawn to work that combines technical craft with real-world impact, helping teams deliver more relevant, personalized, and effective customer experiences at scale.

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.

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.