About the role
About the Role
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 Senior Full-Stack Engineer to lead, design and develop 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
- End-to-End AI Feature Ownership: Be the Subject Matter Expert of the domain under ownership. Take full ownership of AI features using multi-agent architectures, from LLM orchestration, tool integration, and schema design to rich React/TypeScript conversational components
- AI Resiliency & Observability: Implement production AI monitoring, evaluation loops (evals), distributed tracing, and safety guardrails to ensure reliable, high-quality conversational responses
- System Design: Design, build and evolve the core backend and frontend of our platform in a scalable and reliable way
- Cross-Functional Collaboration: Partner closely with Product Management, Product Designers, Security, and SRE teams to rapidly iterate on high-impact products
- Engineering Best Practices: Champion clean code principles, write technical design documents, conduct code reviews, and drive architectural consistency.
- Make an impact: Work with the leadership to identify, plan, and execute long-term vision
What We're Looking For
- Backend Experience: At least 5 years of professional software engineering experience building complex, enterprise-grade applications using modern programming languages (e.g., Java, Python, Node.js, or Go)
- Frontend Experience: At least 2 years of experience demonstrating proficiency with modern frontend frameworks (React or Angular), TypeScript, and web platform fundamentals
- AI Systems Expertise: Using AI coding tools natively as part of development lifecycle. Hands-on experience integrating LLMs, AI agents, or natural language interfaces into production systems
- Microservice Architecture: Strong foundation in distributed microservices, REST/gRPC APIs, event streams (Kafka), cloud infrastructure (AWS)
- Product Mindset & Ownership: Strong product mindset, customer-first approach, and a high sense of ownership driving initiatives end-to-end
- Team Player: Team player with strong communication skills and ability to thrive in a fast-paced environment
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.
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