Job description

Navan has transformed the corporate travel, payment, and expense landscape by consistently prioritizing user needs. As a Senior Engineer in the Flights group, you’ll play an essential part in building and scaling the next-generation flight platform, Navan’s flagship product that drives global business growth. This is a high-scale, complex environment where your work will impact customers worldwide. You’ll solve challenging problems, collaborate with engineers, product managers, and designers across the globe, and contribute to a platform trusted by major enterprises.

What You’ll Do:

Build at Scale: Design and develop robust, high-performance features and core services that support the company’s flagship product and serve a global customer base.
Solve Complex Problems: Apply deep technical expertise and creativity to address large-scale engineering challenges, driving improvements in reliability, performance, and user experience.
Deliver Customer-Facing Solutions: Take end-to-end ownership of features—from design and development to deployment and operational support—ensuring exceptional quality and value for users.
Collaborate Across Teams: Work effectively as part of a global, cross-functional team, partnering with fellow engineers, product managers, designers, and business leaders to deliver impactful solutions and elevate team performance.
Contribute to Engineering Culture: Champion best practices in code quality, scalability, documentation, monitoring, and testing, fostering a culture of technical excellence, collaboration, and continuous improvement.
Learn and Grow: Stay engaged with new technologies and industry trends, bringing a growth mindset and a passion for delivering elegant solutions to complex problems.

What We're Looking For:

5+ years of experience building and scaling complex systems in fast-paced, high-growth, or large-scale environments (open to exceptional candidates with less experience)
Hands-on experience developing and maintaining consumer-facing or core business products at scale
Proficiency in Java and Spring Boot, with solid understanding of JVM performance and optimization
Strong experience with distributed systems, microservices, and API design, including practical expertise with AWS or other cloud platforms
Ownership mentality with a record of delivering production-quality, maintainable code, and supporting features post-release through monitoring and troubleshooting
Collaborative team player able to work effectively with global, cross-functional partners
Commitment to engineering best practices in testing, documentation, scalability, and code quality
Problem-solving mindset with a passion for tackling technically demanding and customer-impacting challenges
Domain knowledge in the travel industry (flights, bookings, or inventory management) is a strong plus
Bachelor’s or Master’s degree in Computer Science, Engineering, or related field, or equivalent hands-on experience