Gusto

Senior Staff Engineer - Tax Platform Engineering

Gusto
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3 months ago

Base Salary

$223k - $278k/yr

Responsibilities

  • Design, build, and test the Tax platform supporting tax compliance for millions of people.
  • Scale Gusto’s Ruby/Rails and TypeScript/React applications.
  • Own and drive technical strategy and roadmap for the team’s domain area.
  • Guide projects end-to-end, from feature specifications and system evolution through execution and maintenance.
  • Influence and guide multiple teams through complex scaling, refactoring, and optimization work.
  • Build services, tools, and APIs that improve engineering productivity.
  • Create guardrails that enable safe, compliant, accurate, stable, and reliable use of agentic AI with tax concepts.
  • Identify and prioritize long-term investments in foundational systems and architecture.
  • Lead improvements to incident-response processes, tooling, and culture.
  • Mentor and develop engineers through pairing, code review, knowledge sharing, and effective AI usage.
  • Collaborate with Engineering, Product Management, Design, Data Science, Compliance, Operations, and other cross-functional teams.

Requirements

  • At least 10 years of engineering experience.
  • Experience designing and developing robust distributed systems using multiple general-purpose programming languages.
  • Experience influencing and guiding multiple teams on scaling, refactoring, and optimizing legacy products.
  • Experience architecting, building, and testing large-scale production code.
  • Experience building fault-tolerant, mission-critical software.
  • Experience building products in highly regulated and high-risk domains.
  • Ability to communicate technical complexity and facilitate informed tradeoffs.
  • Ability to build maintainable, structured, and well-documented code.
  • Experience working in collaborative, test-driven environments.
  • Experience with current AI tools, including LLMs and agents, and their benefits and shortcomings.
  • Experience embedding AI into development workflows and mentoring engineers on effective AI usage.
  • Preferred experience in payroll, taxes, or compliance.
  • Bonus experience with Ruby on Rails, TypeScript, and React.

Benefits

  • Competitive benefits and stock equity (RSUs) are provided.
  • Employees based in Denver, San Francisco, and New York work from the office approximately 2–3 days per week or more depending on the role.
  • Approved non-office work requires a secure, reliable, and consistent internet connection.

Tech Stack

ReactRubyRuby on RailsTypeScript

Categories

Gusto

About Gusto

10,000+ employees

Gusto builds cloud software that handles payroll, benefits, HR, and compliance for small businesses in the U.S., sold as a subscription with integrated services. Its platform runs payroll, files taxes, administers health insurance and 401(k)s, and offers tools for onboarding and time tracking. Founded in 2011 and headquartered in San Francisco, the privately held company says it serves 500,000+ small businesses nationwide.

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