Arif Hasan Hamanulla

Sr Devops Engineer - Sre @TELUS

Toronto, ON, CA

Designed, implemented, and managed scalable cloud infrastructure using Bicep and Azure Resource Manager (ARM) templates, streamlining deployments, reducing configuration errors by 30%, and enhancing operational efficiency.• Built and maintained robust CI/CD pipelines using Azure DevOps, Jenkins, and GitHub Actions, reducing deployment times by 50% and improving release frequency, resulting in faster time-to-market.• Managed Docker containers, images, networks, and volumes using Docker CLI to support CI/CD pipelines, optimizing container operations and reducing overhead by 25%.• Automated Kubernetes deployments and scaling with Kubernetes Pods, ReplicaSets, and Helm, improving application scalability, reliability, and uptime by 99.9%.• Led cloud-native projects leveraging Azure services, including Azure VMs, Blob Storage, and Azure Kubernetes Service (AKS), improving application performance by 35% and reducing infrastructure costs by 20%.• Optimized cloud costs using Azure Cost Management and best practices, achieving a 20% reduction in operational expenses and maximizing resource utilization.• Monitored and enhanced system performance with Grafana, Prometheus, Azure Monitor, and Azure Log Analytics, improving system uptime and issue resolution times by 40%.• Automated configuration management and deployment processes using Ansible and Chef, leading to a 60% improvement in deployment consistency and operational efficiency.• Implemented IT service management processes using ServiceNow, streamlining incident resolution, change management, and service request handling, increasing overall operational efficiency by 25%.• Successfully migrated critical business applications to Azure using Azure Migrate, Azure Site Recovery, and PowerShell scripting, boosting system performance by 40% and cutting operational costs by 25%.• Managed secure identity and access controls through Azure Active Directory (AAD), implementing

Birla Institute of Technology and Science, Pilani

Master's degree, Computer Software Engineering

Vellore Institute of Technology

Bachelor's degree, Computer Science