Responsibilities:

·   Generated the automated build and deployment process for application, re-engineering setup for a better user experience and leading up to building a continuous integration system for all our products.

·   Developed and implemented Software Release Management strategies for various applications according to the agile process.

·   Required to provide root cause analysis of any business impacting issues as well as a plan to prevent its recurrence.

·   Set up system for dynamically adding and removing web services from a server using Docker, Nginx, and GitLab CI.

·   Worked with developers in establishing and applying appropriate branching, labeling / naming conventions using GIT source control.

·   Source code management with Git hub, Gitlabs to add, commit, push codes to various branches and setup Jenkins.

·   Implementing a Continuous Delivery framework using Jenkins, Chef, Maven, and Nexus in Linux environment.

·   Configured Jenkins for doing the build in all the non-production and production environments. Worked extensively on CVS, Subversion as Version Control.

·   Worked closely with development team and SQA team for product releases. 

·   Used Puppet to manage Web Applications, Config Files, Data Base, Commands, Users Mount Points, and Packages.

·   Performed deployments and builds on various environments using Puppet continuous integration tool.

·   Implemented multi-tier application provisioning in OpenStack cloud, integrating it with Puppet.

·   Created scripts for system administration and AWS using languages such as BASH and Python. 

·   Repository management in Maven to share snapshots and releases of internal projects using Nexus tool. 

·   Experienced in programming and debugging ambiguous code with ability to resolve issues through logical work.

·    Implemented automated local user provisioning in instances created in OpenStack cloud through Chef Recipes.

·   Good experience with Maven builds process and repository managers like Artifactory and Nexus.

·   Implemented the setup for Master slave architecture to improve the Performance of Jenkins.

·   Managed Maven project dependencies by creating parent-child relationships between Projects.

·   Modified ANT scripts to build the JAR's, Class files, WAR files and EAR files from VOB's.

·   Created and maintained the Shell/Perl deployment scripts for TC Server/Tomcat web application servers.

·   Created branches in Subversion (SVN) to implement the parallel development process. 

·   Management of Users and Groups in Subversion (SVN) and troubleshoot client spec issues and user issues. Use of the ticketing tool JIRA. 

·   Implemented in release workflow within Visual Studio for continuous integration and deployment and used Power Shell, Python for automating configuration deploys on to IIS Servers

·   Created Chef Cookbooks to deploy new software and plugins as well as manage deployments to the production Jenkins server.

·   Involved with the developers in troubleshooting and fixing day-to-day problems of the applications.

Environment: Tortoise SVN, Java/J2EE, Jenkins, OpenStack, Python, Chef, Perl, Ruby, Shell Script, ANT, Maven, GIT, Tomcat, Nexus, JIRA. 

HSBC, New York, NY                                                                                          Dec 2013 to Nov 2014

DevOps Consultant

Responsibilities:

·   Analyzed the ANT build projects for conversion and converting to Maven build projects. 

·   Developed and maintained UNIX/Perl/Maven scripts for build and release tasks.

·   Used ANT and Maven as a Build Tools on Java Projects for the Development of Build Artifacts on the Source Code.

·   Implemented continuous integration solutions for Java applications using UCM ClearCase, Maven, and Jenkins. 

·   Provided detailed testing and implementation documentation for all testing and code deployment activities.

·   Implemented continuous integration process using PUPPET.

·   Coordinating the resources by working closely with Project Manager’s for the release and Project Manager for all the Operational Projects. 

·   Configured Maven settings.xml with repositories, profiles, global properties, UCM ClearCase stream names. 

·   Worked on Installation, Configuration and Maintenance of Unix/Linux (RHEL/SUSE/CentOS /AIX) OS.

·   Used SVN for branching, tagging and merging.

·   Used JIRA as a Change Management/ Work Management/ SCRUM Agile Tool. 

·   Responsible for design and maintenance of the Subversion Repositories and the access control strategies. 

·   Wrote ANT and MAVEN Scripts to automate the build process. 

·   Deployed legacy applications into JBoss application server.

·   Used Jenkins for Continuous Integration and deployment into Tomcat Application Server.

·   Developed and implemented application enhancements using Java/J2ee, Struts, JavaScript, and UNIX shell scripts.

·   Collaborate in the automation of AWS infrastructure via terraforming and Jenkins - software and services configuration via chef cookbooks.

·   Used Struts tag libraries (html, logic, and bean) in the development of JSPs.

·   Using Jenkins AWS Code Deploy plug-in to deploy to AWS.

·   Wrote UNIX shell scripts to fetch, parse, and load data from external sources.

·   Converting production support scripts to chef recipes.

·   Build, configured and support Application team environments.

·   Written wrapper scripts to automate the deployment of cookbooks on nodes and running the chef-client on them in a Chef-Solo environment.

·   Automated Weekly releases with ANT/Maven scripting for Compiling Java Code, Debugging and Placing Builds into Maven Repository.

Environment: Git, Jenkins, Chef, Maven, Aws, Ec2, Websphere, Ant, Putty, JBoss, Confluence, Java, J2ee, Soa.

AT&T Plano, TX                                                                                                     Dec 2011 to Oct 2013
Build and Release Engineer

Responsibilities:

·   Worked as Release Engineer in a team that involved different development teams and multiple software releases.

·   Managed SVN repositories for branching, merging, and tagging.

·   Shell/Perl Scripts are developed for automation purpose.

·   Build and Administered Nexus for Maven build’s to share the artifacts within the company.

·   Setup Git repo server to keep the source code for code management. Implemented rapid-provisioning and life-cycle management for Ubuntu Linux using Amazon EC2, Chef, and custom Ruby/Bash scripts.

·   Involved in Setting up the backup server for Jenkins and prepared disaster recovery plans for Jenkins and bamboo.

·   Architected and implemented automated cloud infrastructure using Chef.

·   Used Chef to manage Web Applications, Config Files, Data Base, Commands, Users Mount Points, and Packages.

·   Converting production support scripts to chef recipes.

·   Testing of cookbooks with chef-spec

·   Closely worked in Research of the project application architecture to support/resolve build, compile and test issues/problems.

·   Merged release branches to the trunk after the production release and resolved the conflicts rose during the merge in Subversion.

·   Used JavaScript for front-end validations.

·   Deployed Java/J2EE applications to Application servers in an Agile continuous integration environment and also automated the whole process.

·   Required to provide root cause analysis of any business impacting issues as well as a plan to prevent its recurrence.

·   Gathered all the stakeholder approvals, necessary signoffs while acting as a release manager for two development teams.

·   Involved with the developers in troubleshooting and fixing day-to-day problems of the applications.

Environment: Java/J2EE, SVN, Ant, Maven, GIT, Shell, Perl, Bash, JIRA, WebLogic, Nexus, AWS, Cloud, Jenkins, Python, Puppet.

InfoTech Technologies, Hyderabad, India Sep 2009 to Oct 2011
Build and Release Engineer

Responsibilities:

·   Participated in the release cycle of the product which involved environments like Development QA UAT and Production.

·   Worked with the development team to migrate Ant scripts to Maven.

·   Managed Maven project dependencies by creating parent-child relationships between Projects.

·   Used Maven dependency management system to deploy snapshot and release artifacts to Nexus to share artifacts across projects. 

·   Designed and implemented Subversion and GIT metadata including elements, labels, attributes, triggers, and hyperlinks.

·   Managed Amazon Web Services (AWS) on their Cloud computing environment.

·   Using Jenkins AWS Code Deploy plug-in to deploy to AWS.

·   Migrated applications to the AWS cloud.

·   Scripting expertise using Ruby, Python or Perl. 

·   Worked with JIRA for creating Projects, assigning permissions to users and groups for the projects & Created Mail handlers and notification Schemes for JIRA.

·   Used Jira as ticket tracking and workflow tool.

·   Involved in Research of the project application architecture to support/resolve build, compile, and test issues/problems.

·   Provided the assistance for the smooth phase of Release for the Emergency and Expedite Releases by getting the Director Level Approval and coordinating with different teams.

Environment: SVN, Shell/Perl Scripts, SCM, Jenkins, Build Forge, Maven, and ANT, Tomcat, Jira.

Infinite Computer Solutions- Bangalore, India                 Jul 2008- Aug 2009

Java Developer

Responsibilities:

·   Working closely with Web Administrators to set up an automated deployment for SharePoint applications using SVN and Git Tools.

·   Develops and maintains the built environment, the source code control system and the issue tracking systems using tools like Jira

·   Maintain continuous build automation – currently within Hudson/Jenkins.

·   Worked with scripting languages like shell and python.

·   Writing Test Cases from Function Specifications.

·   Involved in Hudson Installation and setup, created Hudson jobs for both build and deployment.

·   Created scripts for Backup and restoring SVN repositories.

·   Experience as Rational Software Development Life Cycle Engineer.

·   Experience in developing dynamic web-based user interfaces using HTML and JavaScript.

·   Environment: Red Hat Linux 3.0,4.0,5.0 AS ES, HP-DL585, Oracle 9i/10g, Samba, VMware Tomcat 3.x,4.x,5.x, Apache Server 1.x,2.x, Bash.

EDUCATION:

Bachelor's in Computer Science & Engineering, JNTU, Hyderabad, INDIA.