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Vamsi - Devops engineer

[email protected]

Location: Phoenix, Arizona, USA

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Visa: Green Card

Vamsidhar Sr. DevOps Engineer Email: [email protected] Ph : 480-818-4048 Career Summary 12+ years of IT experience as DevOps Engineer who is motivated, enthusiastic, and proven experience in IBM WebSphere and WebLogic Administration on AIX, Linux, Solaris and Windows platforms In-depth understanding of Software Configuration Management (SCM) processes which include compiling, packaging and deploying of various applications. Good experience with Continuous Integration and Deployment methodologies using Jenkins, Hudosn, and Configuration Management tools such as Ansible/Chef/Puppet and Docker containers for environment independence. Experienced in Configuring and Deploying infrastructure and applications into cloud using AWS resources such as EC2 instances, S3, RDS, EBS, VPC, SNS, IAM policies, Route 53, Auto scaling, Cloud Front, Cloud Watch, Cloud Trail, Cloud Formation, OpsWork, Security Groups focusing on fault tolerance and high availability. Experience working on User admin groups, maintaining account and monitoring system performance using Nagios. Experience in working with different build automation tools like Jenkins and Maven to achieve End-to-End Automation. Extensively used Docker for virtualization, Ship, Run and Deploy the application securely for fasten the Build/Release Engineering. Experience in using version control systems like Subversion (SVN) and different flavors of GIT. Strong knowledge on source control concepts like Branches, Merges, and Tags. Experience working with log monitoring with ELK Stack (Elasticsearch, Logstash, Kibana). Hands on experience in Kubernetes for embracing multi-cloud, for cluster management in AWS and GCP. Experienced in Installations, Upgrades, Patches, Configuration, Performance tuning on system software and hardware. Stay current with the latest features/capabilities of the AWS platform. Engineer, manage, and support source control and binary repository systems such as BitBucket / Stash, Git, SVN and Nexus. Experience supporting 24x7 production and providing on-call & weekend support. Experienced in Trouble shooting, Backup and Recovery. Extensive experience with Kick Start Server and Jump Start Server to install Operating systems across multiple machines at a time. Technical Skills Programming Python, Java, Shell Scripting IaaS AWS, Azure Source Control/Versioning SVN, GIT CI Tools Bamboo, Jenkins Configuration Puppet, Chef, Ansible Containerization Docker, Kubernetes Cloud Environments AWS, Microsoft Azure, Google Cloud, Openshift Build Tools Maven, Ant Web Servers Web logic, WebSphere, Apache Tomcat, JBOSS, Nginx OS Linux, Windows Databases Oracle 11g, MySQL, Postgres SQL, MongoDB Bug Tracking Tools JIRA, Remedy Monitoring tools Nagios, Splunk Professional Experience Reflexis Inc, Atlanta, GA, Remote Oct 2020 Present Sr. DevOps Engineer Responsibilities: Created the automated build and deployment process for application, re-engineering setup for better user experience, and leading up to building a continuous integration system. Worked on google cloud platform (GCP) services like compute engine, cloud load balancing, cloud storage, cloud SQL, stack driver monitoring and cloud deployment manager. Developed and implemented Software Release Management strategies for various applications according to the agile process. Developed Scripts and great ideas to automate system deployment to scale infrastructure. Created documents on build and release process and flow, release processes, order of activities for all releases, user guide for developers for local builds. Used AWS Beanstalk for deploying and scaling web applications and services developed with Java, PHP, Node.js, Python and app deployments and worked on AWS lambda with Amazon kinesis. Deployed Ansible modules to provision and manage AWS EC2 instances, volumes, DNS, and S3. Responsible for Continuous Integration (CI) and Continuous Delivery (CD) process implementation-using Jenkins along with Python and Shell scripts to automate routine jobs. Installed, Configured and Administered Jenkins Continuous Integration Tools. Proposed, Implemented and maintained New Branching strategies for development teams to support trunk, development baseline codes along with several feature branches. Responsible for defining branching & merging strategy, checkin policies, improving code quality, automated Gated Checkins, defining backup and archival plans. Implemented new projects builds framework using Jenkins & maven as build framework tools. Used Maven as build tool on Java projects for the development of build artifacts on the source code. Developed automation framework for Application Deployments to the cloud environments. Implemented AWS solutions using EC2, S3, RDS, EBS, Elastic Load Balancer, Auto scaling groups, Optimized volumes and EC2 instances. Performed Branching, Tagging, and Release Activities on Version Control Tools: GIT. Develop CI/CD system with Jenkins on Kubernetes container environment, utilizing Kubernetes for the runtime environment for the CI/CD system to build and test and deploy. Deployed the Java applications into web application servers like Tomcat. Performed and deployed Builds for various Environments like QA, Integration, UAT and Productions Environments. Worked on the cloud-based diagramming software called Gliffy for creating different types of design documents required for the continuous integration process. Organized and Coordinated Product Releases, work closely with product development, QA, Support across global locations to ensure successful releases. Automate and deploy development environments using Ansible to various cloud providers Amazon AWS and EC2, and Jenkins testing. Documented release metrics, software configuration process. Used Maven scripts to build the source code. Supported and helped to create Dynamic Views and Snapshot views for end users. Worked on the installation and configuration of the monitoring tool Nagios. Worked on Apache and Firewalls in both development and production. Deployed and configured Atlassian Jira, both hosted and local instances for issue tracking, workflow collaboration, and tool-chain automation. Experience applying DevOps for both App Dev and Infra Deployment on Azure. Troubleshoot and resolved Build failures due to infrastructure issues reduced by 95% stabilizing the build process. Setup and executed process to code review system effectively. Environment: Java, AWS, Google Cloud, Jenkins, Maven, Nagios, SQL, Ansible, Kubernetes, Tomcat, Git, JIRA, XML, Linux. Wells Fargo, Tempe, AZ Apr 2010 Sep 2020 Sr. DevOps Engineer/Build & Release Engineer Responsibiities: Used Ansible, migrated legacy and monolithic systems to Amazon Web Services. Created and configured AWS EC2 instances using preconfigured templates such as AMI, RHEL, Centos, Ubuntu as well as used corporate based VM images which include complete packages to run build and test in those EC2 Instances. Deployed several Kafka services, micro-services and Elastic search services on Docker containers. Managed Systems with Ansible, Created Custom roles and Playbooks. Worked on google cloud platform (GCP) services like compute engine, cloud load balancing, cloud storage, cloud SQL, stack driver monitoring. Written Templates for AWS infrastructure as a code using Terraform to build staging and production environments. Scheduled, deployed and managed container replicas onto a node cluster using Kubernetes and converted VM based application to microservices and deployed as a container managed by Kubernetes Created Docker images using a Docker file, worked on Docker container snapshots, removing images and managing Docker volumes. Extensively used Terraform in AWS Virtual Private Cloud to automatically setup and modify settings by interfacing with control layer. Implemented and maintained CI environments (Jenkins/Hudson) in performing deployments, Packaging, build optimization, production rollouts, staging, defect tracking (JIRA), and root cause analysis, Smoke testing, Operation support and service delivery over web/app servers like JBoss, Tomcat and WebLogic, MAVEN. Monitoring Jenkins jobs and contact team if progress is not evident on fixing stability issues. Create Docker Containers leveraging existing Linux Containers and AMI's in addition to creating Managed a PaaS for deployments using Docker, Ansible which reduced deployment risks. Used Atlassian JIRA as ticketing tool for issue tracking and container management using Dockers. Created repositories, branches, tags in GIT, assisted the developers to fix merging issues and Creating Local, Virtual Repositories in Artifactory for the project and release builds. Gathered all the stakeholder approvals, necessary signoffs while acting as a DevOps/Release manager for two development teams. Monitored production applications on Azure & initiated corrective actions based on customer feedback & surveys Created the automated build and deployment process for application, re-engineering setup for better user experience, and leading up to building a continuous integration system. Responsible for Continuous Integration (CI) and Continuous Delivery (CD) process implementation-using Jenkins along with Python and Shell scripts to automate routine jobs. Installed, Configured and Administered Jenkins Continuous Integration Tools. Implemented new projects builds framework using Jenkins & maven as build framework tools. Used Maven as build tool on Java projects for the development of build artifacts on the source code. Implemented rapid-provisioning and life-cycle management for Red Hat Linux using Puppet. Deployed Puppet, Puppet dashboard for configuration management to existing infrastructure. Developed Puppet modules to automate deployment, configuration, and lifecycle management of key clusters. Developed automation framework for Application Deployments to the cloud environments. Implemented AWS solutions using EC2, S3, RDS, EBS, Elastic Load Balancer, Auto scaling groups, Optimized volumes and EC2 instances. Performed Branching, Tagging, and Release Activities on Version Control Tools: GIT. Performed and deployed Builds for various Environments like QA, Integration, UAT and Productions Environments Worked on the installation and configuration of the monitoring tool Nagios. Troubleshoot and resolved Build failures due to infrastructure issues reduced by 95% stabilizing the build process. Setup and executed process to code review system effectively. Environment: Docker, Kubernetes, Ansible, AWS (EC2, VPC, ELB, S3, RDS, Cloud Trail and Route 53), Jenkins, Jira, Maven, Paas, Web Services, Tomcat, Linux. Merrill Lynch, NJ Jan 2009 March 2010 WebLogic/WebSphere Administrator Responsibilities: Installed and configured enterprise applications on IBM WebSphere Application Server 6.x/5.1, IBM HTTP Web Server in AIX, Sun Solaris, Linux and Windows environment. Involved in clustering, Performance tuning and trouble shooting of IBM WebSphere Application Server 6.x/5.1/4.0. Packaged, built, integrated and deployed enterprise J2EE applications on WebSphere 6.x/5.1/4.0. Configured the business process engine, and worked with administrative console and management tools along with human tasks and business rules in WebSphere Process Server. Involved with project teams in the design WebSphere Process Server solutions to meet business requirements and in developing and implementing application roll-outs and upgrades where WebSphere Process Server is affected Involved in configuring the WebSphere load balancing using WebSphere Workload Management (WLM) including horizontal scaling and vertical scaling. Migrated existing applications from WebSphere 3.5/4.0 versions to 5.1 using Waspreupgrade and Waspostupgrade tools Installed, Configured & Upgraded and supported existing systems on AIX 5.x, RHAS 2.1/3.0, Sun Solaris 8/9/10 operating environments Install, upgrade patches, deployment, monitor, tuning and configuration of WebLogic application server in multi cluster/server environment. Configured Node manager for administration of Managed servers. Upgrading from weblogic8.1/9.2 to weblogic 10.2 Deployed applications on multiple WebLogic Servers and maintained Load Balancing(BigIP and F5), High Availability and FailOver functionality. Configured Clustering of EJB objects, JDBC Connections and JMS connection factories. Involved in setting up the cluster environment for WebLogic Server. Include working closely with Development Teams to establish, creating and managing new Repeatable WebLogic environments (e.g. hostnames, port numbers, and configurations). And also manage the integration of WebLogic with backend databases. Configured and deployed applications in various work environments like Development, System Test, Staging and Production. Monitor and Tune MQ queue depth, JVM s, JVM heap size, garbage collections, Java stack and Native thread results in Development and Production performance. Provide 24/7 on-call supports for critical business applications which handle a million transactions per hour through out their life cycle, which included development, testing, break fix, L&P testing and production environments. Monitored the database (data tables and error tables), WebLogic error log files and application error log files to track and fix bugs. Researched and troubleshoot emerging application and run time issues, from WebLogic configuration to code issues. Developed ANT build scripts, UNIX shell scripts and auto deployment process. Configured JNDI as repository for EJB Home stubs, queues and topics and was actively involved with the migration of WebLogic server from previous version 7.0 to the current version. Environment: IBM AIX5.3, SUN Solaris, LINUX, Windows 2000/XP, pSeries servers (p650, p690), E10K, Sun Fire (V440/V480), WebSphere Application Server 5.1/6.x,weblogic 9.2/8.1 IBM HTTP Server 2.0.x/6.0.x, Tivoli Performance Viewer, LDAP, SiteMinder, SSL, CVS, Java, J2EE, JSP, Servlets, EJB, XML, JDBC, JavaScript, Oracle, DB2/UDB, JACL Scripts. EDUCATION: Bachelor s degree in Computer Science, India. College Name: Bharati Vidya Peeth from PUNE University. Completion: July 1998 Keywords: continuous integration continuous deployment quality analyst message queue javascript sthree information technology ffive Arizona Georgia New Jersey