Bernard Zachara
DevOps Engineer
Infrastructure-focused engineer with hands-on experience in container orchestration, CI/CD pipelines, and self-hosted cloud infrastructure. Passionate about automation, reliability, and building practical systems that can be deployed and operated end to end.
Skills
Containers & Orchestration
DockerKubernetesK3scontainerd
CI/CD
GitHub ActionsGHCR
Cloud Platforms
Oracle CloudAWSAzure
Networking & Security
TraefikTailscaleUFWfail2ban
Scripting & Languages
BashPythonTypeScriptYAML
Experience
DevOps Engineer - Self-Directed Projects
2024 - Present
- • Built and maintained a K3s cluster on an Ubuntu-based Oracle Cloud VPS with Traefik ingress
- • Designed CI/CD pipelines with GitHub Actions for container builds and GHCR publishing
- • Secured host and admin access with Tailscale, UFW, fail2ban, and SSH keys
- • Automated maintenance tasks with Bash scripts, cron, and systemd timers
- • Containerized applications with Docker using multi-stage builds and security best practices
Education & Certifications
University of Information Technology and Management in Rzeszów
Expected March 2028Continuous Self-Directed Learning
Cloud architecture, Kubernetes administration, infrastructure as code, and DevOps practices through hands-on projects, labs, and industry documentation.