Failover & Networking
Intermediate
Kubernetes incident recovery
Diagnose and repair a broken control plane config and failing node pool under pressure.
KubernetesetcdNetworking
2 days
Mentor / Challenges
Browse the challenge catalog, review challenges you've contributed, or propose a new one.
Failover & Networking
Diagnose and repair a broken control plane config and failing node pool under pressure.
Security & Automation
Audit a GitHub Actions pipeline, inject policy-as-code linting, and enforce image signing with Cosign.
Monitoring & Reliability
Given a microservices architecture, define SLIs, set up Prometheus triggers, and create an alerting heat map.
Developer Experience
Configure Backstage templates, map software catalog entities, and automate service registration actions.
Kernel & Systems
Trace kernel performance bottlenecks on a high-throughput API gateway with BCC tools and write BPF probes.