Shivendra Rajan

DevOps Engineer targeting Platform Engineering and Infrastructure Engineering roles, focused on building, operating, and improving production infrastructure and deployment platforms.

Operate

Linux and Kubernetes environments across cloud infrastructure, with hands-on experience in Terraform, Ansible, GitOps, CI/CD, and observability. Improved deployment efficiency by 40%, production storage efficiency by 50%+, and reduced recurring security incidents through infrastructure optimization, hardening, and production troubleshooting.

DevOps Engineer at oCode Technologies (2026-03 – Present)

• Operate 8–10 production Linux servers across DigitalOcean and Hetzner supporting Magento, WordPress, and containerized application workloads.
• Provision and maintain production infrastructure using Infrastructure as Code, enabling reproducible and version-controlled infrastructure changes.
• Deploy and operate Kubernetes workloads, managing networking, persistent storage, resource requests and limits, health probes, and production troubleshooting.
• Implement GitOps-based release engineering workflows for application deployments, rollbacks, and infrastructure changes across production environments.
• Monitor infrastructure and application health with Prometheus and Grafana, using resource utilization and service metrics for capacity planning, performance analysis, and production troubleshooting.
• Improved production storage efficiency by 50%, reduced memory utilization by 30%, and reduced recurring security incidents from multiple occurrences per month to a single incident in the latest month through infrastructure optimization and hardening.
• Diagnosed production storage exhaustion to uncontrolled MySQL binary log growth, restored application availability, and implemented retention controls to prevent recurrence.

Linux Server Administrator at Primotech (2025-03 – 2026-03)

• Administered 50+ production Linux systems with responsibility for availability, patch management, security hardening, performance, and operational stability.
• Managed AWS infrastructure including EC2, IAM, VPC networking, DNS, SSH access, and security groups.
• Diagnosed Linux, networking, web server, and application failures across PHP and Node.js environments.
• Automated recurring infrastructure and operational workflows using Bash and Ansible.

Cloud Administrator Intern at Penthara Technologies (2025-01 – 2025-02)

• Supported Microsoft 365 administration across SharePoint Online, Exchange Online, Microsoft Teams, and Entra ID.
• Assisted with identity management, reporting workflows, and PowerShell-based administrative automation.

Bachelor of Engineering in Computer Science and Engineering – UIET, Panjab University, Hoshiarpur (2021-11 – 2025-05)