Backend Engineer

1 day ago


Petah Tikva Center District, Israel CoolAutomation Full time ₪90,000 - ₪120,000 per year

Backend Engineer (Mid-Level) – CoolAutomation

Hybrid, Israel | Full-time

About the Role

CoolAutomation, a global leader in HVAC IoT solutions, is seeking a Backend Engineer to help build and scale our cloud services that connect, monitor, and optimize HVAC systems worldwide. You'll work on distributed systems that process large-scale telemetry data, enable smart automation, and power advanced analytics.

What You'll Do

  • Develop, maintain, and optimize backend services in
  • Work with PostgreSQL, MongoDB, and Redis to design efficient data flows and models.
  • Integrate and scale services within AWS (ECS, Lambda, S3, RDS, SQS/SNS).
  • Collaborate with frontend, DevOps, and data teams to deliver high-quality APIs and microservices.
  • Write clean, maintainable, and well-tested code following best practices.
  • Contribute to system monitoring, logging, and performance optimization using Elastic Stack and CloudWatch.

What We're Looking For

  • 3–5 years of experience in backend development.
  • Solid knowledge of , TypeScript, and RESTful API design.
  • Experience with PostgreSQL or MongoDB, and familiarity with Redis caching.
  • Understanding of cloud architecture and scalable service design.
  • Strong problem-solving and debugging skills in distributed environments.

Nice to Have

  • Experience with ClickHouse or other analytical databases.
  • Familiarity with IoT, device telemetry, or message queues (SQS/SNS).
  • Knowledge of CI/CD pipelines, containerization, and infrastructure-as-code tools.


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