Sreenath Reddy Email and Phone Number

• Migrating the existing applications, simplifying the deployment and management of Microservices based on applications using Azure Kubernetes Services (AKS).• Responsible for Configuring ARM Templates, ASG Application Security Groups, Role-Based Access Control. Writing scripts with PowerShell for Run books and SQL Azure from continuous web job.• Deployed cloud services (PaaS role instances) and Azure IaaS Virtual machines (VMs) into secure subnets, VNets and designed Network Security Groups (NSG’s) to control inbound and outbound access to Network Interfaces (NIC’s), subnets and VMs.• Managing secret keys through Azure key vault and configuring API’s to access the key vault through authentication process.• Managed Kubernetes charts using Helm and created reproducible builds of the Kubernetes applications, managed Kubernetes manifest files and releases of Helm packages.• Used Kubernetes to manage containerized applications using its nodes, Config Maps, selector, Services, and deployed application containers as Pods.• Using Python, Bitbucket and Octopus REST API to generate dynamic pipeline, which also featured code scanning tools all within a Docker image, which is deployed into OpenStack instance.• Created and maintained fully automated CI/CD pipelines for code deployment using Octopus Deploy and PowerShell. Deployed builds from TFS to Dev and QA with Octopus Deploy.• Created Docker images with Docker File, worked on Docker container snapshots & manage Docker volumes.• Worked on creating Docker Slave Nodes for Jenkins using custom Docker Images and pulled them to AKS. Deployed Dockers Engines in Virtualized Platforms for containerization of multiple apps.• Performed monitoring System/Application Logs of Prod servers using Azure Monitoring to detect issues.• Managed and Monitored Kubernetes clusters using Prometheus for data aggregator & Grafana for data visualization.

• Involved in designing and deploying multi applications utilizing most of the AWS stack, including EC2, VPC, Security Groups, S3, RDS, ELB, EBS, Lambda, Dynamo DB and IAM.• Built custom scripts, workers, and clients utilizing AWS SDK to manipulate Amazon EC2 and S3 resources.• Created Python script using AWS API Calls to manage resources deployed on AWS.• Configured Continuous Delivery frameworks using AWS Code Commit, CodeBuild, CodeDeploy, CodePipleline, Jenkins, Chef, Maven & Nexus in Linux & Win environments.• Worked with Terraform key features Infrastructure as code, Execution plans, Resource Graphs, Change Automation, and extensively used Auto-scaling launch configuration templates for launching Amazon EC2 instances while deploying Microservices.•Implemented AWS CodePipleline & Created CloudFormation JSON templates in Terraform for IaaS.• Configured AWS Route53 to route inbound traffic using DNS name and ELB as endpoint with Simple and weighted routing policies.• Worked on the creation of custom Docker container images, tagging, pushing images and Dockers consoles for managing the application lifecycle. Used Docker for container snapshots, attaching to a running container, removing images, managing containers in Docker registry.• Worked with Terraform key features such as Infrastructure as code, Execution plans, Resource Graphs, Change Automation and extensively used Auto scaling for launching Cloud instances while deploying microservices.• Developed Chef Recipes using Ruby Script through Knife command-line tool to create Chef Cookbooks having Data bags, Templates, attributes, and Recipes.

• Attend ongoing client meetings to introduce Azure PAAS and IAAS, covering important application migration considerations and options.• Customized EC2 instances using AWS SDKs for appl. Deployment and authored security policies for provided access via AWS IAM. Since the product deals with patient data, it was crucial to maintain HIPPA compliance.• Design and deploy multiple applications by utilizing the AWS stack (Including EC2, Route53, S3, RDS, Dynamo DB, SNS, IAM) and focusing on high-availability, fault tolerance, and auto-scaling using AWS CloudFormation.• Created RDS, S3, VPC, EC2 using Python (boto3) and bash (AWS CLI) and Performed Cloning, modifying, updating the GIT repos, and push back to Bitbucket.• Worked with Docker Images, Docker Hub, and Docker Registries. Used run-deck to maintain user clearance to manage deployments to respective environments.• Gained knowledge on AWS Code Commit, AWS CodePipleline, and performed POC to optimize the CI process implantation. This was crucial to deliver the business requirements for the customers.• Integrated services like GitHub, AWS CodePipleline, Jenkins, and AWS Elastic Beanstalk to create a deployment pipeline and worked on automation and continuous integration processes with Jenkins and Chef.• Developed build and deployment scripts using MAVEN as build tools in Jenkins to move from one environment to other environments. Maintained build related scripts developed in shell for Maven builds. I have created and modified build configuration files and POM.xml.• Deployed application packages onto Apache Tomcat server & coordinated with software DEV and QA teams.• Monitored Kubernetes cluster in real-time by the INFLUX DB and Grafana dashboards.• Performed the daily systems administration tasks - managing system resources and end-users support operations and security

•Provisioned AWS Elastic load balancing for deploying applications in high availability and experience in working on cloud EC2, S3, RDS, Auto Scaling with AWS command line interface.• Creating S3 buckets and used lifecycle policy management of S3 buckets and Glacier for storage and backup on AWS, provided role-based access by maintaining bucket policies to give user privileges as needed.•Installed, configured and managed the Ansible Configuration Management Tool and managed the configurations of multiple servers using Ansible Tower.•Created inventory and configured the ansible.cfg file for parallel deployment in Ansible for automating the Continuous delivery process.•Built end-end CI/CD Pipelines in Jenkins to retrieve code, compile applications, perform tests and push build artifacts to Nexus.• Designed DevOps workflow for multiple applications by orchestrating Test, Build, Release and Deploy phases through various CI/CD pipelines using Git, Jenkins, Docker, Ansible & CloudFormation tools.• Worked on creating the Docker containers and Docker consoles for managing the application life cycle.• Created and implemented complex Routing Strategies using Route53 with latency and weighted routing policies for high availability and fault tolerance.

•Installed Involved in Create/Enhance/automate build and deployment process as Build and Release engineer for each release and backup, restore and upgrade.•Involved in working on Agile operations process and tools area (Code review, unit test automation, Build and Release automation, Environment, Service, Incident and Change Management).•Generated Perl and shell scripts in QA, Staging and Production environments for build activities and automate system administration jobs. Deployed applications on Dev, QA, staging and prod by enhancing the scripts.•Created and maintained many cookbooks and recipes using Ruby language in Chef to speedup automation of various applications, configuration and deployment of software components.• Automated the cloud deployments using chef and AWS CloudFormation Templates.• Designed and deployed AWS Solutions using EC2, S3, Elastic Load balancer (ELB), EBS, and Auto Scaling groups.• As member of Release Engineering group, redefined processes and implemented tools for software builds, patch creation, source control, release tracking and reporting on LINUX and WIN env.