Senior Backend Software Engineer

Join Navan, a company that has revolutionized the corporate travel, payment, and expense landscape. As a Senior Backend Software Engineer, you will be part of an AI-first engineering team, driving the architecture of a next-generation corporate expense management platform. You will design and develop robust, high-performance features and core services, solve complex engineering challenges, and deliver exceptional customer-facing solutions. You will also collaborate with cross-functional teams, contribute to engineering culture, and have opportunities for learning and growth.

Design and develop robust, high-performance features and core services that support the company's flagship product and serve a global customer base.

Comfort with financial or workflow-heavy domains: expenses, payments, ERP, tax, or similarly high-stakes data

Responsibilities

• Take end-to-end ownership of features—from design and development to deployment and operational support—ensuring exceptional quality and value for users.
• Champion best practices in code quality, scalability, documentation, monitoring, and testing, fostering a culture of technical excellence, collaboration, and continuous improvement.
• Product Experience: Hands-on experience developing and maintaining consumer-facing or core business products at scale
• AI Integration: Proven experience leveraging AI models and AI-driven development to build intelligent, automated features and enhance engineering productivity

Requirements

• Java & Spring Mastery: Proficiency in Java and Spring Boot, with a solid understanding of JVM performance and optimization
• Systems Architecture: Strong experience with distributed systems, microservices, and API design, including practical expertise with AWS or other cloud platforms
• 4-6 years of experience building and scaling complex systems in fast-paced, high-growth, or large-scale environments (open to exceptional candidates with less experience)
• Ownership Mentality: A record of delivering production-quality, maintainable code, and supporting features post-release through monitoring and troubleshooting
• Technical Excellence: Commitment to engineering best practices in testing, documentation, scalability, and code quality, coupled with a passion for tackling technically demanding and customer-impacting challenges
• Cross-Functional Collaboration: Collaborative team player able to work effectively with global, cross-functional partners
• Education: Bachelor's or Master's degree in Computer Science, Engineering, or a related field

Preferred

• Fintech or payments processing experience is a plus