DevOps Engineer with 5+ Years Cloud & CI/CD Expertise

Ramu Chirumamilla

Chicago, IL ***** USA 630-***-**** **********@*****.***

Highly skilled and results-driven DevOps and Cloud Engineer with 5+ years of hands-on experience designing, implementing, and optimizing cloud infrastructure across AWS, Azure, and hybrid environments. Proven track record in automating deployment pipelines, container orchestration, and infrastructure provisioning using Terraform, Ansible, and CI/CD tools. Skilled in building scalable, secure, and highly available cloud-native applications while driving operational excellence, enhancing system performance, and ensuring seamless collaboration across cross-functional teams. Adept at transforming business requirements into secure cloud solutions. Core Expertise

Cloud Architecture Infrastructure as Code (IaC) Azure DevOps AWS Cloud Hybrid Cloud CI/CD Pipeline Design Automation Strategy Containerization Microservices Architecture Cloud Migration Application Deployment Disaster Recovery Planning Security & Compliance Performance Optimization Networking & Load Balancing Virtualization Agile/Scrum Methodologies Team Collaboration DevOps Best Practices Technical Skills

Cloud Platforms AWS, Azure, GCP

CI/CD & Automation Tools Jenkins, Bamboo, GitHub Actions, Terraform, CloudFormation, Ansible, CI/CD Pipelines

Containerization & Orchestration Docker, Kubernetes, AKS Scripting & Programming Python, Bash, Shell scripting, PowerShell Version Control & Collaboration Git, Bitbucket, GitHub Enterprise, JIRA, Confluence Configuration Management Chef, Puppet, Ansible Playbooks Monitoring & Logging Prometheus, Grafana, Datadog, New Relic, Azure Monitor, CloudWatch Serverless & Microservices AWS Lambda, Azure Functions, API Gateway, Swagger, Postman Networking & Security VPC, IAM, VPN Gateway, Azure AD B2C, Azure Security Center Virtualization & Backup VMware, Hyper-V, VirtualBox, Azure Site Recovery, AWS Backup Cloud Cost Management Azure Cost Management, GCP Billing, AWS Cost Explorer Professional Experience

• Delivered secure, scalable Azure cloud solutions by migrating on-premises apps to Azure using ARM templates and Terraform IaC.

• Implemented AKS for container orchestration, enabling automated scaling, self-healing, high availability, and optimized app performance.

• Automated deployments via Azure DevOps pipelines, reducing errors, accelerating CI/CD release cycles, and improving operational efficiency.

• Configured Azure IaaS VMs and PaaS services within VNets and subnets, enhancing security, availability, and overall cloud performance.

• Developed Terraform templates for VMs, load balancers, NAT rules, and other resources, streamlining infrastructure provisioning with accuracy.

• Deployed microservices on AKS with Ingress API Gateway and Nginx reverse proxy, securing traffic using SSL/TLS encryption for enterprise apps.

• Integrated Azure AD Connect and ADFS for identity federation, ensuring secure authentication and seamless connectivity across on-prem systems.

• Designed Azure disaster recovery solutions, including Recovery Vault and automated Power Shell scripts, reducing downtime and ensuring Azure DevOps Engineer Illinois Tool Works Glenview, IL May 2024 – Present Ramu Chirumamilla

Chicago, IL 60616 USA 630-***-**** **********@*****.*** business continuity.

• Migrated retail data to Azure using Data Factory, Cosmos DB, SQL, and MySQL, ensuring secure, consistent, and optimized data transformations.

• Monitored cloud infrastructure using Prometheus and Grafana, proactively identifying bottlenecks, optimizing performance, and mitigating failures.

• Hardened VMs using disk encryption with KEK keys and implemented secure access policies to protect Azure resources and sensitive information.

• Provided ongoing support for Azure deployments, maintaining configuration, performance, and compliance standards across multiple environments.

• Built scalable AWS cloud solutions with Terraform, Ansible, and Puppet, implementing fully automated, secure, and reliable infrastructure.

• Managed Jenkins artifacts in Nexus, enabling version-controlled CI/CD and faster, error-free deployments across multiple AWS environments.

• Utilized Docker and Kubernetes to orchestrate microservices, improving scalability, availability, and consistency of application deployments.

• Designed and maintained CI/CD pipelines with Jenkins, Ant, and Puppet, automating builds, testing, and deployment to streamline software delivery.

• Monitored system performance using Prometheus, Grafana, and CloudWatch, proactively detecting faults and optimizing cloud infrastructure efficiency.

• Configured Git repositories with branching, tagging, merge requests, and notifications, enhancing collaboration, traceability, and code quality control.

• Installed, configured, and maintained Debian, RedHat, CentOS, and Suse servers across multiple data centers, ensuring secure and reliable operations.

• Enforced strict security protocols, including system hardening, network security, and secure CI/CD practices, safeguarding cloud environments.

• Supported Agile/Scrum workflows, including sprint planning and daily standups, enhancing project execution efficiency and cross-team collaboration

• Delivered automated cloud infrastructure and CI/CD pipelines using AWS Code Pipeline, Terraform, CloudFormation, and Jenkins, optimizing deployments.

• Designed VPCs, subnets, NAT gateways, and databases using CloudFormation templates, ensuring highly scalable web application deployments.

• Configured AWS Lambda to automate build action triggered by Jenkins, storing artifacts securely in S3 for consistent and accessible workflows.

• Managed Route 53 DNS and Security Groups, controlling traffic routing and securing cloud network across multiple regions with optimized policies.

• Deployed containerized microservices to Kubernetes clusters, monitored with Prometheus and Grafana for real-time system metrics and insights.

• Automated build, test, and publish workflows using Gradle, improving two reliabilities, reducing errors, and increasing deployment speed.

• Managed source code using Bitbucket and automated CI/CD using Jenkins, enabling faster and consistent deployment of AWS DevOps Engineer Brown & Brown Insurance Plano, TX Apr 2023 – Apr 2024 DevOps Engineer Chewy Mumbai, India June 2020 – Dec 2022 Ramu Chirumamilla

Chicago, IL 60616 USA 630-***-**** **********@*****.*** applications and services.

• Used AWS ECS with Docker containers to create virtualized test environments supporting development, QA, and deployment efficiency.

• Implemented Infrastructure as Code using Terraform and CloudFormation, improving reliability, reproducibility, and scalability of cloud environment.

Education & Professional Development

Masters in Information Technology and Management Illinois Institute of Technology May 2024

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