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Senior Backend Engineer

IONIX·Tel Aviv, Israel·en
Not specifiedFull-timeBackend DevelopmentCybersecurity

Own backend services from design through production for an enterprise cybersecurity platform. Focus on scale, performance, reliability, and improving existing systems, while contributing across the stack as needed.

Responsibilities

  • Design, build, deploy, and operate features and services end to end
  • Address platform scale, performance, and reliability challenges
  • Modernize existing code as well as develop new services
  • Contribute to frontend and DevOps work, including CI/CD, cloud, and Kubernetes, when needed
  • Use AI tools and agents as a core part of development
  • Lead technical initiatives and raise engineering standards
  • Participate in a shared on-call rotation

Requirements

  • At least 5 years of hands-on backend development on large-scale production systems
  • Strong Python and/or Go skills
  • Excellent coding skills and understanding of large-scale architecture and design patterns
  • Experience leading features or services from design through production
  • Daily hands-on use of AI coding tools and agents
  • Bachelor’s degree in computer science or computer engineering, or equivalent experience

Nice to have

  • Experience scaling PostgreSQL
  • Cloud, container, and Kubernetes experience
  • CI/CD and DevOps experience
  • Knowledge of network protocols and web security
  • Open-source contributions or side projects

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