📄️ Operating Kubernetes
Production Kubernetes operations with resource management, security, and autoscaling
📄️ Writing Infrastructure Code
Terraform, Pulumi, and AWS CDK for declarative infrastructure provisioning
📄️ Administering Linux
Linux system administration with systemd, networking, and performance tuning
📄️ Architecting Networks
Cloud network architecture with VPC patterns, zero trust, and hybrid connectivity
📄️ Load Balancing Patterns
Distribute traffic with L4/L7 load balancers, health checks, and session management
📄️ Planning Disaster Recovery
RTO/RPO planning, database backups, Kubernetes DR, and chaos engineering
📄️ Configuring NGINX
NGINX configuration for static sites, reverse proxy, SSL/TLS, and load balancing
📄️ Shell Scripting
Robust Bash scripting with error handling, argument parsing, and testing
📄️ Managing DNS
DNS records, TTL strategies, DNS-as-code automation with external-dns
📄️ Implementing Service Mesh
Production service mesh with Istio, Linkerd, or Cilium for mTLS and traffic routing
📄️ Managing Configuration
Ansible configuration management with playbooks, roles, and testing
📄️ Designing Distributed Systems
Distributed system patterns with CAP theorem, consistency models, and resilience