Cloud architecture fundamentals (networking, identity and access, compute, storage, managed services)
Containers and image management (Docker, registries, build pipelines, image hardening)
Kubernetes and managed container platforms (cluster design, scaling, upgrades, policy controls)
Microservices design (service boundaries, APIs, data ownership, versioning)
Reliability engineering (resilience patterns, fault isolation, load handling, disaster recovery)
Security-by-design (least privilege, secrets, network segmentation, supply-chain security)
Infrastructure as Code and automation (Terraform/CloudFormation, CI/CD, GitOps concepts)
Observability (metrics, logs, traces, dashboards, alerting, on-call readiness)
Cost management (resource requests/limits, autoscaling, environment policies, chargeback awareness)
Stakeholder communication and decision-making (clear trade-offs, written docs, influencing without authority)