Senior DevOps Engineer with 25+ years of experience architecting and operating mission-critical infrastructure for government and enterprise environments. Specialized in high-availability database systems (Oracle, PostgreSQL, MongoDB), Kubernetes orchestration, and CI/CD automation at scale. Proven track record of reducing operational costs by 50%, achieving 99% uptime, and leading zero-data-loss migrations involving thousands of records. Passionate about Infrastructure as Code (IaC), observability-driven development, and Site Reliability Engineering (SRE) principles. Seeking to lead DevOps transformation initiatives in cloud-native and hybrid environments

• Containerization & Orchestration: Kubernetes (K8s), Docker, Helm, Lens, ArgoCD.
• CI/CD & Automation: GitLab CI, SonarQube, Nexus, Ansible, Terraform, Infrastructure as Code (IaC).
• Databases (DBA): Oracle (DataGuard, GoldenGate, RMAN), PostgreSQL, MySQL, MongoDB, TiDBCloud.
• Cloud Platforms: AWS, Google Cloud Platform (GCP), Render, TiDBCloud.
• Monitoring & Observability: Zabbix, Grafana, Prometheus, ELK Stack (Elasticsearch, Logstash, Kibana)
• Data Streaming: Apache Kafka, Apache NiFi.
• Networking & Security: TCP/IP, DNS, Load Balancing, Firewall, OSPF, BGP, Keycloak, JWT.
• Development & Scripting: JavaScript, TypeScript, React.js, Next.js, Node.js, Express.js, REST APIs, Microservices.
• AI & Automation: Opencode, OpenAI, GitHub Copilot, Google AI Studio, Ollama, N8N workflows.

• DCOS → Kubernetes Migration: Migrated a legacy DCOS/Mesos platform to a production-grade Kubernetes cluster with stateful workloads (Kafka, Elasticsearch, MongoDB, PostgreSQL). 95% availability, 50% reduction in infrastructure costs, zero downtime during cutover.
• Oracle High-Availability Architecture: Designed and deployed a multi-datacenter Oracle solution with DataGuard, GoldenGate, and automatic failover. 99% uptime, automated recovery under 2 minutes, SLA compliance for 5+ years.
• Oracle → MongoDB Enterprise Migration: Planned and executed a full data migration from Oracle to MongoDB for a critical government system. Zero data loss, full referential integrity, 40% faster query performance.
• CI/CD Pipeline Implementation: Built GitLab CI pipelines with integrated SonarQube quality gates and Nexus artifact management. 80% reduction in manual deployment errors, 50+ manual tasks eliminated.
• Infrastructure Virtualization & Automation: Migrated 100+ physical servers to VMware/Proxmox with Ansible-driven provisioning. 50% cost reduction, 35 new services deployed, infrastructure provisioning time reduced from weeks to hours.