Senior Backend Engineer - Scale a Global Flight Platform

01A; New York (NY); On-site; USD 113,000 - 252,000; Full time

Job summary

Navan is hiring a Senior Backend Software Engineer in the Flights group to design and scale the next-generation flight platform, impacting customers worldwide. You will build high-performance services, own features end-to-end, and collaborate with engineers, product managers, and designers across the globe, contributing to an engineering culture focused on quality and continuous improvement.

The role requires 6+ years building complex systems, strong Java/Spring Boot expertise, and experience

Qualifications

• 6+ years of experience building and scaling complex systems in fast-paced or large-scale environments.
• 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.

Responsibilities

• Build at Scale: Design and develop robust, high-performance features and core services that support Navan’s flagship product and serve a global customer base.
• Solve Complex Problems: Apply deep technical expertise to address large-scale engineering challenges, driving improvements in reliability and performance.
• Deliver Customer-Facing Solutions: Take end-to-end ownership of features—from design and development to deployment and operational support.
• Collaborate Across Teams: Work effectively with a global, cross-functional team to deliver impactful solutions.
• Contribute to Engineering Culture: Champion code quality, scalability, documentation, monitoring, and testing.

Skills

Java

Spring Boot

Distributed systems

API design

AWS

Ownership mentality

Education

Bachelor’s or Master’s degree in Computer Science, Engineering, or related field

Tools

AWS

Job description

Navan is hiring a Senior Backend Software Engineer in the Flights group to design and scale the next-generation flight platform, impacting customers worldwide. You will build high-performance services, own features end-to-end, and collaborate with engineers, product managers, and designers across the globe, contributing to an engineering culture focused on quality and continuous improvement.

The role requires 6+ years building complex systems, strong Java/Spring Boot expertise, and experience