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Senior Backend Engineer

HiO·Israel·
On-siteFull-timeBackend DevelopmentEnterprise Software

Join a fast-growing AI startup developing reliable backend systems for an intelligent business automation platform. Build and scale production services, agentic AI workflows, APIs, data pipelines, and cloud infrastructure using Node.js and Python.

Responsibilities

  • Design and build scalable backend services in Node.js and Python
  • Integrate large language models and develop multi-step AI agent workflows
  • Develop real-time orchestration, automation logic, APIs, and data pipelines
  • Improve backend performance, observability, and infrastructure scalability
  • Manage databases, caching, data modeling, and distributed systems
  • Apply cloud-native engineering practices across AWS or GCP environments
  • Maintain engineering quality through CI/CD and reliable production delivery
  • Collaborate with frontend, AI, product, and engineering leadership teams

Requirements

  • 7+ years of backend engineering experience building and scaling production systems
  • Deep knowledge of Node.js and Python
  • Strong understanding of asynchronous programming and concurrency
  • Experience with AWS or GCP and microservices architectures
  • Strong knowledge of SQL and NoSQL databases, caching, and distributed systems
  • Experience integrating large language models
  • Bachelor’s degree in Computer Science, Software Engineering, or an equivalent qualification

Nice to have

  • Founding engineer or early-stage startup experience
  • Experience with LangGraph or other agent orchestration frameworks

Benefits

  • Competitive compensation
  • Meaningful equity
  • Career growth in a fast-scaling AI startup
  • Opportunity to build agentic AI systems with significant customer impact

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