Retirement Developer Infrastructure Engineer

Denver, CO; San Francisco, CA; New York, NY About Gusto At Gusto, we're on a mission to grow the small business economy. We handle the hard stuff — payroll, health insurance, 401(k)s, and HR — so owners can focus on their craft and their customers. With teams in Denver, San Francisco, and New York, we support more than 500,000 small businesses nationwide and are building a workplace that reflects the people we serve. All full-time employees receive competitive base pay, benefits, and equity (RSUs) — because everyone who helps build Gusto should share in its success. Offer amounts are determined by role, level, and location. Learn more about our Total Rewards philosophy. AI is a fundamental part of how work gets done at Gusto. We expect all team members to actively engage with AI tools relevant to their role and grow their fluency as the technology evolves. AI experience requirements vary by role and will be assessed during the interview process. About the Role: You'll be a key engineer focused on building and owning the systems that make Gusto Retirement engineers productive and happy. This is a very hands-on role: owning AI-powered developer tooling, CI/CD pipelines, and infrastructure services end-to-end, shipping production improvements, and solving real developer productivity and infrastructure problems. We're building an AI-native engineering culture, and this role is at the center of it: you'll be a force multiplier that helps Gusto Retirement engineers ship more, faster, by putting the right tools in their hands. You'll partner closely with engineering teams across the Retirement area to turn developer pain points into reliable, automated solutions, and you'll help set the technical direction for how we build and operate these systems over time. If you like working on core systems that multiply team velocity, enjoy getting things shipped, and want to shape long-term platform strategy, you'll be a great fit. About the Team: The Retirement Developer Infrastructure team owns the tools and systems that power Gusto Retirement engineering. We're a senior team that works on CI/CD pipelines, observability, developer tooling, database performance, and much more. The work is complex and often cross-functional, so we stay focused, collaborate closely,and keep tight ownership of what we build. We work closely with all Retirement Engineering teams and product but we're responsible for execution and reliability end-to-end. Here’s what you’ll do day-to-day:

• Build and own AI-powered developer tooling including AI coding tools,L L M-integrated workflows,and automation that help Retirement engineers ship fasterand more efficiently.
• Design build,and ship CI/CD systems,infrastructure services,and deployment pipelines end-to-end owning them across multiple quarters while settingand enforcing engineering quality standards withthe observability to back them up.
• Drive developer productivity by identifying bottlenecks delivering scalable solutions,and proposing multi-quarter investments — spanning test automation,database performance permissions systems authentication,and third-party integrations (Honeycomb,Sentry,Github etc.).
• Identifyand execute on architectural improvements to data models APIs,and system contracts;debug production infrastructure issues;and continuously raisethe bar on reliabilityand operational tooling.
• Collaborate cross-functionally with Retirement Engineeringand Gusto platform teams on shared infrastructure through reviews pairing,and technical consultation — contributing meaningfully to their direction.
• Write clear reliable well-tested code that ships quickly makes other engineers more productive,and reflects a high standard of craftsmanship — while mentoring teammatesand strengthening engineering culture.

Here’s what we're looking for:

• 8+ years of software engineering experience buildingand shipping production products or platforms with hands-on experience delivering AI-powered tooling L L M integrations coding assistants or developer-facing automation to real users.
• Strong CI/CD infrastructure automation,and developer tooling background including experience with high-availability systems database performance,and reliability-critical domains.
• End-to-end ownership mindset comfortable owning systemsand domains fully including production support operational work,and long-term roadmap planning across multiple quarters.
• Proven track record of identifyingand driving multi-quarter technical investments not just executing scoped work with judgment to balance short-term delivery against long-term technical health.
• Collaborativeand cross-functional experience working closely with engineering teamsand non-engineering partners to identify prioritize,and solve productivityand infrastructure problems at scale;a clear communicator who can lead project-level communicationand advocate for technical investments.
• Pragmaticand execution-focused with experience in Ruby on Railsand modern infrastructure tools (or ability to ramp quickly) anda bias toward solutions that make other engineers fasterand more effective.

Compensation: Our cash compensation amount for this role is targeted at $175000-$205000 /yr in Denver & most remote locations,and $220000-$245000 /yr for San Francisco Seattle & New York.Final offer amounts are determined by multiple factors including candidate experienceand expertise,and may vary from amounts listed above. Location(s): Denver CO; San Francisco CA; New York NY Remote Work Mentions:

• Compensation mentions "most remote locations" aligned with Denver pay scale ($175k-$205k).
• Employees based in Denver/San Francisco/New York expected to work from office approximately 2-3 days per week or more depending on role (hybrid model).
• When approved to work from non-office location secure reliable consistent internet connection required.

Employment Type: Full-time employees (mentioned under About Gusto) Experience Level: 8+ years software engineering experience required Salary Information / Compensation Details:

• $175000-$205000 per year for Denver & most remote locations
• $220000-$245000 per year for San Francisco Seattle & New York

Skills Mentioned:

• AI-powered developer tooling development including AI coding tools & LLM-integrated workflows
• CI/CD pipelines design/build/ship/ownership
• Infrastructure services end-to-end ownership
• Test automation
• Database performance tuning
• Permissions systems
• Authentication
• Third-party integrations (Honeycomb,Sentry,Github)
• Debugging production infrastructure issues
• Ruby on Rails (experience or ability to ramp quickly)
• Modern infrastructure tools
• Writing clear reliable well-tested code
• Collaboration & communication skills