Software Engineer (React.js, API)

About The Company

Gusto is a leading provider of modern HR, payroll, and benefits solutions dedicated to empowering small businesses across the United States. With a mission to grow the small business economy, Gusto simplifies complex processes such as payroll management, health insurance, 401(k) plans, and HR compliance, enabling business owners to focus on their craft and serve their customers effectively. Headquartered in Denver with additional offices in San Francisco and New York, the company supports over 500,000 small businesses nationwide. Gusto is committed to fostering an inclusive workplace that reflects the diversity of its customers and the communities it serves. All full-time employees enjoy competitive compensation, comprehensive benefits, and equity opportunities, sharing in the company's success and growth. Gusto leverages cutting-edge AI technology to enhance operational efficiency and product offerings, encouraging all team members to develop fluency in AI tools relevant to their roles.

About The Role

The Staff Software Engineer for Retirement at Gusto plays a pivotal role in developing and maintaining the systems that enable thousands of businesses to offer and manage 401(k) retirement plans for their employees. This is a highly technical, hands-on role that involves owning full-stack services and APIs from conception through deployment, ensuring robust, scalable, and reliable solutions. The engineer will collaborate closely with product managers, compliance teams, and operations to translate complex financial and legal requirements into seamless software functionalities. The role demands problem-solving expertise, a commitment to quality, and the ability to influence cross-functional teams to deliver impactful features. The ideal candidate will have a passion for building systems that have a tangible positive impact on people's lives by helping secure their financial futures.

Qualifications

• 8+ years of experience in software engineering, with a proven track record of building and deploying production-grade products or platforms.
• Proficiency in designing, developing, and maintaining APIs and services.
• Extensive experience with message-based systems such as Sidekiq, SQS, NServiceBus, or similar technologies.
• Strong knowledge of GraphQL and modern frontend frameworks like React.
• Hands-on experience with Ruby on Rails or comparable backend frameworks.
• Ability to own entire systems, including operational support and production troubleshooting.
• Experience working collaboratively with product managers and cross-functional teams to deliver scoped projects.
• Pragmatic, execution-oriented mindset with a focus on delivering high-quality solutions.
• Excellent communication skills and a collaborative approach to teamwork.
• Experience working across teams to influence and drive projects forward.
• Comfort with working in fast-paced environments and adapting to evolving requirements.

Responsibilities

• Design, develop, and deploy scalable services and features that enable companies to offer and manage 401(k) plans for their employees.
• Identify opportunities to enhance and extend existing system architectures to support new capabilities and compliance requirements.
• Establish and promote engineering best practices, including code quality, testing, and operational procedures.
• Collaborate with product, design, and operations teams to scope work, prioritize tasks, and deliver high-quality, production-ready solutions.
• Debug and resolve production issues, improving system reliability, observability, and operational tooling.
• Work with other engineering teams to integrate shared systems and platforms, ensuring seamless interoperability.
• Write clear, well-tested, and reliable code that scales efficiently and ships rapidly.
• Participate in architectural discussions and contribute to the continuous improvement of the technical stack.
• Mentor junior engineers and foster a culture of learning and innovation within the team.

Benefits

• Competitive base salary aligned with experience and location, with targeted ranges specified for Denver, San Francisco, and New York.
• Equity grants (RSUs), offering the opportunity to share in the company's growth and success.
• Comprehensive health, dental, and vision insurance plans.
• Flexible work arrangements, including hybrid office and remote options.
• Generous paid time off and holidays to support work-life balance.
• Professional development opportunities and a culture of continuous learning.
• Access to cutting-edge AI tools and technologies to enhance productivity and skill development.
• A diverse and inclusive workplace that values different perspectives and backgrounds.

Equal Opportunity

Gusto is an equal opportunity employer committed to fostering an inclusive environment for all employees. We celebrate diversity and are dedicated to creating a workplace where everyone feels valued, respected, and empowered to contribute to our mission. We do not discriminate based on race, ethnicity, gender, sexual orientation, age, disability, or any other protected characteristic. All qualified applicants will receive consideration for employment without regard to these factors.