Security Hardening & Defense: Implement robust system hardening, manage strict firewall postures, and actively configure reverse proxies/API gateways (NGINX, Cloudflare WAF) to mitigate live brute-force and DDoS threats.
Automation Engineering: Eliminate manual, repetitive tasks by building and maintaining end-to-end automated configuration pipelines using Ansible, Jenkins, and Infrastructure as Code (Terraform) driven by Python or Bash.
High Availability & DR: Plan and execute critical infrastructure updates, zero-downtime database upgrades, and regular cross-region Disaster Recovery (DR) or failover drills to ensure data consistency and continuous availability.
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