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Paytient enables people to live better lives by improving their ability to access and afford care. The company’s technology gives Americans the money they need to pay for healthc
Senior Full-Stack Software Engineer – Backend-Focused
Location
Missouri
Posted
67 days ago
Salary
0
Seniority
Senior
Job Description
Senior Full-Stack Software Engineer – Backend-Focused
Paytient
• Collaborate with product managers, designers, and engineers to build scalable, reliable backend systems that power our core financial and data ecosystems, with frontend contributions as needed. • Lead backend development using Java/Spring Boot or Kotlin to build robust systems for payroll deductions, payment processing, and automated invoicing, while contributing to our React frontend when the work requires it. • Write clean, maintainable, and well-tested backend code that balances performance with the high level of accuracy required for census data management and subscription billing. • Lead initiatives and own complex backend projects, such as architecting seamless payment integrations or scaling our subscription management engine, from concept through delivery. • Influence backend architectural decisions and contribute to a long-term technical strategy that ensures data integrity across our payroll and financial reporting pipelines. • Drive engineering excellence by authoring clear technical documentation, including RFCs and ADRs for new architectural patterns, and maintaining up-to-date runbooks to ensure our systems remain reliable and easy to operate. • Leverage AI assisted development tools to accelerate delivery, optimize workflows, and enhance code quality, while maintaining a critical eye for security and best practices. • Participate in code reviews and technical discussions, ensuring our systems handle complex business logic (like deduction calculations) with precision and security. • Provide technical mentorship and guidance to other engineers, fostering a culture of excellence in healthcare and financial engineering. • Work in a modern, cloud-native environment leveraging infrastructure-as-code and CI/CD pipelines to support rapid, high-quality delivery of mission-critical financial features.
Job Requirements
- 5+ years of professional experience with a proven track record of technical impact and leadership, with a strong emphasis on backend systems.
- Strong problem-solving skills, curiosity, and the ability to navigate complex challenges in high-stakes financial environments.
- Deep experience with Java, Spring Boot, or Kotlin is required - this is the core of what you'll do. Experience with or interest in React for occasional fullstack contributions is a plus.
- An AI-forward mindset, with experience using AI assisted development tools (like GitHub Copilot, Claude Code, or OpenCode) to streamline workflows, refactor code, and accelerate problem-solving.
- Comfort working in a cross-functional environment, collaborating closely with Product, Design, Compliance, Support, and Operations.
- A history of building features for complex, high-scale backend systems, with exposure to user-facing web or mobile applications.
- Strong communication skills and the ability to work effectively in a remote or hybrid setting, including the ability to write clear, concise technical documentation.
- Preferred: Experience in Fintech, Healthcare, HRIS, or Benefits Administration (specifically dealing with payroll, census data, or tax logic).
- Bonus: Experience working in regulated industries within security and compliance frameworks like SOC 2 and HITRUST.
Benefits
- Medical, dental and vision insurance
- $4,400 annual HSA contribution
- Paytient Health Payment Account (HPA)
- Monthly lifestyle spending stipend
- Five weeks of annual PTO
- Week-long fully paid 'summer break' for all employees!
- Ten weeks of bonding leave for new parents
- Two weeks of caregiver leave
- Employer paid short-term and long-term disability
- 401k plan access with a 4% employer match
- Stock options in Paytient
- ...and more!
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