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Reddit

Senior

Senior Software Engineer, Compute Platform at Reddit

An infrastructure-focused senior IC role building the Go-based APIs, Kubernetes controllers, and SDKs that orchestrate Reddit's multi-cloud compute fleet. Interviews go deep on Kubernetes internals, Linux/cgroups expertise, and independent ownership of large, ambiguous infrastructure projects.

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这场面试考什么

  • Kubernetes controllers/operators and cluster reconciliation
  • Linux internals: cgroups, namespaces, multi-tenancy
  • Multi-cloud compute orchestration and resource packing/scheduling
  • Go-based infrastructure software design
  • Independent ownership of large, ambiguous infra projects

常见提问方向

Design a Kubernetes controller to manage a specific workload lifecycle

Explain how cgroups/namespaces isolate workloads on a shared node

How you'd approach resource packing and GPU scheduling across cloud providers

A complex cross-system issue you debugged independently, end to end

Your open-source or CNCF-adjacent contributions

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