Senior Full Stack Engineer

We believe “It’s all about the user. All of them.” We’re passionate about providing a seamless one-stop experience for business travelers, no matter how they travel, where they stay, or where they’re going. We are looking for a passionate Full-Stack Engineer to lead, design and development of core product features and services that power our app used by thousands of travelers on a daily basis. You will work closely with a set of talented engineers, product managers and designers to identify customer needs and build innovative solutions to solve them.

What You’ll Do:
● Design, build and evolve the core backend and frontend of our platform in a scalable and
reliable way.
● Build AI-powered features using multi-agent architectures and LLM integrations to deliver intelligent,
conversational experiences.
● Technically own problem domain: facilitate design, development, and launch of key
microservices in the domain.
● Work cross-functionally with various engineering and product teams to deliver cross-
domain features.
● Work with the leadership to identify, plan, and execute long-term vision.
● Be the Subject Matter Expert of the domain under ownership.

What We're Looking For:
● At least 5 years of experience in software development.
● At least 2 years of experience in FE development using Angular, typescript, and React.
● Experience with Spring Framework and Hibernate or similar ORM technologies.
● Strong programming skills and CS fundamentals.
● Experience with agentic AI systems (LangChain, agent frameworks, prompt engineering) and AI coding tools (Claude Code, Copilot) is a strong plus.
● Deep understanding of microservices and event-driven architectures.
● Strong sense of ownership demonstrated through shipping production-quality code
equipped with testing, monitoring and documentation.
● Passion for investigating and solving problems and willingness to learn and utilize new tools and technologies.
● Team player with strong communication.
● Ability to thrive in a fast-paced environment.
● Experience working at scale.
● Experience with AWS and/or distributed systems is a plus.

Navan uses AI-assisted Automated Employment Decision Tool (Metaview) to assist with evaluating resumes against job qualifications for this role. All final decisions are made by human recruiters and hiring managers. 

Human oversight: Metaview does not automatically reject candidates or make final hiring decisions. Our recruiters and hiring managers review all outputs and make the final hiring decision regarding every application. 

• Your rights: If you prefer to have your application reviewed without AI assistance, you may request a human evaluation by entering your email here. Your decision to do so will not affect how your candidacy is evaluated. 

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