OS & Networking: Expert-level knowledge of Linux operating systems and TCP/IP protocols. Familiarity with common service components like Nginx and Keepalived .
Automation & Scripting: Proficient in scripting languages, specifically Shell and Python .
Virtualization & Cloud Infrastructure: Deep understanding of IaaS/PaaS products and KVM virtualization (compute, network, and storage technologies).
Containerization & Orchestration: Solid familiarity with Docker and a strong understanding of core Kubernetes resource objects, application management, and troubleshooting.