DevOps Engineer with hands-on experience across the DevOps lifecycle through freelance work and self-built platforms (2023–present): Docker, Kubernetes, CI/CD with Jenkins and GitHub Actions (self-hosted runners), and infrastructure automation with Ansible and Terraform on AWS, OCI, and Linux. Built and operate a production-style Kubernetes platform on OCI Always Free — ArgoCD GitOps, Velero disaster recovery (restore drill passed), Prometheus/Grafana monitoring, and ESO + OCI Vault secrets management. Network internals (iptables, NAT, container networking) documented in a long-running article series. Seeking a junior DevOps role in a strong engineering team.
Built CI/CD automation with Jenkins and GitHub Actions; containerized apps with Docker on Kubernetes
Automated provisioning and configuration with Ansible; deployed Nginx/Apache on Linux and DigitalOcean
Diagnosed complex infrastructure issues across Linux, NFS, RAID, and thin provisioning
Published in-depth technical write-ups on DevOps and infrastructure
Projects
Production Kubernetes Platform — OCI Always FreeSep 2026 – Present
Provisioned a 2-node k3s cluster on OCI Always Free ARM VMs with modular Terraform (R2 state backend); daily GitHub Actions drift detection
Operate ArgoCD app-of-apps GitOps (ApplicationSet) for cert-manager, External Secrets, monitoring, Velero, and app workloads
Disaster recovery with Velero daily backups to Cloudflare R2 (30-day TTL) — passed a full restore drill: deleted namespace restored with pods Running
Migrated secrets from Sealed Secrets to External Secrets Operator + OCI Vault (data verified identical); wildcard TLS via cert-manager + Cloudflare DNS-01; traffic via OCI load balancer with health checks
Built accounts + license-key API with web UI and admin panel (users, licenses, devices, revenue); Fernet-encrypted keys, Postgres/SQLite
Multi-arch CI to Docker Hub with versioned tags; end-to-end verified (signup → license → desktop activation); deployed via ArgoCD on the OCI platform over HTTPS; open source
Networking Article Series — LinkedIn & blog.raoshahzaib.site
Long-running featured articles demystifying networking: iptables, NAT, Docker/Kubernetes networking
Education
Masters in Computer Science — National College of Business Administration & Economics, 2017–2019 (Grade: 3.78)
Interim page — the full CV site is being rebuilt. For the PDF version or references, email raoshahzaibtariq@gmail.com.