Mallikarjun A

About Mallikarjun A

With over 9 years in the tech industry, I\'ve cultivated a passion for cloud engineering and system administration. I take pride in my deep expertise across AWS, Microsoft Azure, Google Cloud, and Open Stack. From implementing infrastructure as code solutions to designing robust cloud architectures, I\'ve navigated the complexities of the DevOps world, always with an eye on innovation. Tools like Ansible, Jenkins, Docker, and Kubernetes feel like second nature to me. I\'m not just about setting up systems; I\'m about ensuring they\'re efficient, scalable, and reliable. I\'m always eager to connect with like-minded professionals, learn about the latest in our field, and explore opportunities where I can bring value with my holistic approach to DevOps and cloud engineering. Let\'s innovate together! Cloud Expert: Mastery in AWS, Azure & GCP, specializing in VPC architectures, security, and routing. Containerization & Orchestration: Pioneered solutions using Docker and Kubernetes for scalable and robust deployments. Automation & CI/CD: Championed IaaS & PaaS provisioning with Terraform; led CI/CD strategies using Jenkins, GitLab, and Azure DevOps. Data & Messaging: Crafted AWS data pipelines, proficient in messaging with AWS SQS, Kafka, RabbitMQ. Security & Monitoring: Ensured optimal website performance and security using Akamai, Cloud Armor; monitored with Dynatrace, Splunk. Collaboration: Thrived in cross-functional teams, delivering 24/7 critical support. Versatile Tech Expertise: Mastery in Docker, Kubernetes, Maven, ANT, GitHub, and more, driving end-to-end DevOps solutions.

Experience

1. Sr Azure Cloud Devops Engineer

   UnitedHealth Group

   Jul 2019 — Present

   Experience in writing Infrastructure as a code (IaC) in Terraform, Azure resource management, AWS Cloud formation. Created reusable Terraform modules in both Azure and AWS cloud environments. • Worked on Azure Site Recovery and Azure Backup- Deployed Instances on Azure environments and in Data centers and migrating to Azure using Azure Site Recovery and collecting data from all Azure Resources using Log Analytics and analyzed the data to resolve issues. • Worked with Terraform Templates to automate the Azure IaaS virtual machines using terraform modules and deployed virtual machine scale sets in production environment. • Written Templates for Azure Infrastructure as code using Terraform to build staging and production environments. Integrated Azure Log Analytics with Azure VMs for monitoring the log files, store them and track metrics and used Terraform as a tool, Managed different infrastructure resources Cloud, VMware, and Docker containers. • Implemented BCDR (Business continuity and Disaster Recovery) on multi regions using Azure Front Door service by configuring both regions to Front Door as Active-Active regions. • Worked on Azure V2 Application Gateway to configure Azure Web Apps as a back-end pools of Application gateway and created custom rules on Application Gateway for automatic routing of HTTP t0 HTTPS and performance and in production by using swapping method to avoid zero down time of application. • Deployed Azure Application insights and configured with Web App server and Azure APIM to monitor the performance, availability and Traffic of Front-End Traffic and API’s traffic from backend micro services. • Deployed Azure Virtual machines and customized with Dynatrace (monitoring tool) and configured to Load balancer which act as a layer 4 load balancer. • Configured Key vault to store all secretes and B2C IDs of backend micro services and registered this key vault in App Registrations at Azure Active Directory (AAD) by creating Service principle.