PostHog

ClickHouse Operations Engineer

PostHog
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11 days ago
Remote, WorldwideSenior

Responsibilities

  • Automate, manage, and maintain ClickHouse infrastructure as it scales toward trillions of events per year.
  • Build systems for dynamic provisioning and scaling of ClickHouse clusters containing more than 100 PB of data.
  • Optimize ClickHouse performance at the node and instance level and select appropriate hardware for each workload.
  • Investigate and experiment with cloud-provider hardware to identify optimal infrastructure configurations.
  • Use Terraform, Ansible, and Kubernetes to automate instance provisioning.
  • Work on advanced ClickHouse implementations, including open-format-backed tables.
  • Contribute to query performance tooling for a ClickHouse query optimizer.

Requirements

  • Deep experience with ClickHouse or other OLAP database internals rather than only high-level usage.
  • Experience automating dynamic instance provisioning.
  • Strong experience with Terraform, Ansible, and Kubernetes.
  • Experience operating high-scale, complex data storage solutions.
  • Experience with Python, Terraform, Ansible, Kubernetes, AWS, and Zookeeper or an alternative to Zookeeper.

Benefits

  • Natively remote work with an async-first communication model.
  • Meeting-free Tuesdays and Thursdays.
  • High autonomy, flexible teams, and protected heads-down building time.
  • Budget for experimenting with the latest cloud-provider hardware.
  • Accessible interview accommodations are available upon request.

Tech Stack

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PostHog

About PostHog

201-500 employees
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