Kubernetes Checklist for Small Engineering Teams Without Dedicated Platform Support

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Most Kubernetes guidance is written for large organizations with dedicated platform teams, but many small engineering teams of three to ten people must manage clusters without that support structure. A practical checklist for these teams emphasizes establishing clear ownership of upgrades, certificate renewals, and deprecated APIs before anything else, since a single named owner signals key-person risk rather than a real platform. Core operational discipline includes treating Git as the single source of truth for all cluster configuration, using one reconciliation tool like Argo CD or Flux, and defining tested rollback paths for every service. Workload reliability requires properly scoped readiness probes, graceful SIGTERM handling, resource requests based on measured usage, and PodDisruptionBudgets for replicated services. On the security side, teams are advised to prioritize RBAC scoping, external secret management, admission policies blocking privileged workloads, and targeted NetworkPolicies over adopting advanced tooling before these fundamentals are in place.

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