Backend Engineer • Senior

Who you are

You have over 5 years of backend engineering experience, building production systems at scale — you've owned services from design through deployment and have navigated complex distributed systems issues. You possess advanced proficiency in at least one modern backend language, particularly Node.js and TypeScript, and have hands-on experience developing production-grade APIs and microservices. Your experience includes architecting and delivering high-availability services and distributed systems, ensuring that your solutions are robust and scalable.

You are enthusiastic about working with cutting-edge AI technologies — your eagerness to explore new technologies and solve complex problems using solid engineering fundamentals and innovative approaches sets you apart. You have a track record of shipping consumer-facing features at scale, collaborating closely with product and engineering teams to gather requirements and deliver impactful solutions. Your problem-solving skills are complemented by a results-oriented mindset, allowing you to effectively translate AI capabilities into production-ready features.

Desirable

Experience with Lambda functions is a significant plus, as it enhances your ability to implement integrations with AI platforms and services. You thrive in collaborative environments, working with AI specialists to bring large language models (LLMs), retrieval-augmented generation (RAG), and conversational AI capabilities into production. Your forward-thinking approach to problem-solving and your ability to deliver results make you an ideal candidate for this role.

What you'll do

In this role, you will be responsible for designing and developing scalable, high-performance backend services and APIs that integrate AI capabilities into Navan's consumer-facing products. You will implement integrations with AI platforms and services, ensuring high reliability, performance, and security of AI-powered systems. Collaboration is key, as you will work closely with product and engineering teams to gather requirements and deliver solutions that meet user needs.

Your day-to-day tasks will include architecting backend services that leverage AI technologies, ensuring that they are production-ready and capable of handling large-scale user interactions. You will also be involved in the continuous improvement of backend systems, focusing on performance optimization and security enhancements. Your contributions will directly impact the user experience, as you help shape the future of AI integration within Navan's products.

What we offer

At Navan, we provide an environment that encourages innovation and growth. You will have the opportunity to work with a talented team of engineers and AI specialists, contributing to a cutting-edge AI platform. We value collaboration and support your professional development through mentorship and continuous learning opportunities. Join us in shaping the future of AI technology and making a significant impact in the industry.