Backend Engineer

10 hours ago

Tel Aviv, Tel Aviv, Israel Navan Full time ₪80,000 - ₪150,000 per year

We are seeking a skilled Backend Engineer to join our team and help us build Navan Cognition, a multi-agent AI platform. The ideal candidate will have strong backend engineering expertise and enthusiasm for working with cutting-edge AI technologies.

About The Role
You'll be responsible for designing and implementing backend services that integrate AI capabilities including large language models (LLMs), retrieval-augmented generation (RAG), and conversational interfaces into our consumer-facing products. This is an opportunity to expand your expertise into AI while leveraging your strong engineering foundation.

What You'll Do

  • Design and develop scalable, high-performance backend services and APIs.
  • Implement integrations with AI platforms and services.
  • Work with AI specialists to translate AI capabilities into production-ready features.
  • Assist in the entire GenAI project lifecycle, from ideation and data strategy to prompt engineering and agent evaluation.
  • Ensure high reliability, performance, and security of AI-powered systems.
  • Collaborate with product and engineering teams to gather requirements and deliver solutions.

What We're Looking For

  • Proven Backend Expertise: 3+ years of experience, with a strong foundation in building and maintaining robust backend systems for large-scale consumer or enterprise products.
  • Technical Mastery: Advanced proficiency in TypeScript and is required, coupled with hands-on experience developing production-grade APIs and microservices.
  • Scalable Systems Builder: Demonstrated experience architecting and delivering high-availability services and distributed systems, leveraging patterns for reliability, performance, and security.
  • AI Platform Integration: Experience integrating with modern AI services (OpenAI, Hugging Face, etc.), and enthusiasm for collaborating with ML/AI specialists to bring LLMs, RAG, and conversational AI capabilities into production.
  • Results-Oriented Delivery: A track record of shipping consumer-facing features at scale, collaborating closely with both product and engineering teams.
  • Forward-Thinking Problem Solver: Eager to explore new technologies, solving complex problems using both solid engineering fundamentals and innovative approaches.

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