aws-cost-finops
AWS cost optimization and FinOps workflows. Use for finding unused resources, analyzing Reserved Instance opportunities, detecting cost anomalies, rightsizing instances, evaluating Spot instances, migrating to newer generation instances, implementing FinOps best practices, optimizing storage/network/database costs, and managing cloud financial operations. Includes automated analysis scripts and comprehensive reference documentation.
ci-cd
CI/CD pipeline design, optimization, DevSecOps security scanning, and troubleshooting. Use for creating workflows, debugging pipeline failures, implementing SAST/DAST/SCA, optimizing build performance, implementing caching strategies, setting up deployments, securing pipelines with OIDC/secrets management, and troubleshooting common issues across GitHub Actions, GitLab CI, and other platforms.
gitops-workflows
GitOps deployment workflows with ArgoCD and Flux. Use for setting up GitOps (ArgoCD 3.x, Flux 2.7), designing repository structures (monorepo/polyrepo, app-of-apps), multi-cluster deployments (ApplicationSets, hub-spoke), secrets management (SOPS+age, Sealed Secrets, External Secrets Operator), progressive delivery (Argo Rollouts, Flagger), troubleshooting sync issues, and OCI artifact management. Covers latest 2024-2025 features: ArgoCD annotation-based tracking, fine-grained RBAC, Flux OCI artifacts GA, image automation, source-watcher.
monitoring-observability
Monitoring and observability strategy, implementation, and troubleshooting. Use for designing metrics/logs/traces systems, setting up Prometheus/Grafana/Loki, creating alerts and dashboards, calculating SLOs and error budgets, analyzing performance issues, and comparing monitoring tools (Datadog, ELK, CloudWatch). Covers the Four Golden Signals, RED/USE methods, OpenTelemetry instrumentation, log aggregation patterns, and distributed tracing.