Sr. Software Engineer - RBAC & Authorization

Clickhouse·United States·Remote·Posted 27 October 2026

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About the role

About the Team The Access Control team owns authorization across ClickHouse Cloud. We design and enforce the roles and permissions model, organization hierarchies, API key management, and security boundaries that every product surface and tenant depends on. Having recently shipped custom roles and fine-grained access, we are now evolving our architecture to support our largest enterprise customer structures. What You Will Do - Architect and build the next generation of our authorization model: multi-level organization hierarchies, workspace isolation, and resource-scoped roles. - Implement and enforce consistent authorization checks across all public and internal APIs. - Build tooling and migration pipelines to evolve live authorization models without downtime or customer disruption. - Partner cross-functionally with Product, Design, and Customer Identity teams to deliver seamless permission management UIs. What We Are Looking For - Experience: 6+ years building security platforms, access control engines, or core backend services at scale. - Domain Expertise: Deep knowledge of RBAC/ABAC policy models, fine-grained permission enforcement, multi-tenancy isolation, API…

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