Experience

Hamravesh

• Iran
• IT Services and IT Consulting
• 1 - 100 Employee

• Site Reliability Engineer

  • May 2019 - Present

  * Deployed and managed multiple Kubernetes clusters with more than 600 nodes using Ansible for infrastructure provisioning and Helm and ArgoCD for application deployments * Improved infrastructure resource utilization by 40% through efficient resource allocation and utilization tracking using Kubernetes resource management features. * Reduced application deployment failures by 25% through the implementation of robust deployment pipelines using Kubernetes * Achieved 99.99% availability for critical applications by implementing Kubernetes rolling updates, zero-downtime deployments, and Helm releases * Conducted regular capacity planning and scaling exercises using Helm and Ansible, ensuring the Kubernetes cluster could handle increasing traffic and workload demands * Implemented container security best practices on Kubernetes using Helm and Ansible, ensuring compliance with industry standards and reducing security vulnerabilities * Resolved critical production incidents related to Kubernetes and DevOps within agreed SLI timeframes, minimizing business disruption and maintaining customer satisfaction * Implemented automated scaling strategies using Kubernetes Horizontal Pod Autoscaler, reducing infrastructure costs by 30% while maintaining optimal performance during peak traffic periods. * Collaborate with cross-functional teams to resolve production issues and implement preventive measures * Led the implementation of automated backups and restores for persistent data on Kubernetes, reducing the risk of data loss and ensuring data integrity * Participate in the on-call rotation to respond to production incidents and troubleshoot issues * Designed and simulated a disaster recovery plan for Kubernetes master nodes, achieving an RTO (Recovery Time Objective) of less than 30 minutes * Been involved in implementing a process to upgrade kubernetes clusters with minimum side effects on customer services Show less