SUMMARY

• 8 years of experience in DevOps/Build and Release Engineer implementing and maintaining Source Code Management (SCM) best practices with an outstanding drive for accomplishment.
• Expertise in all areas of SCM processes, Software Development Life Cycle (SDLC), Agile Methodologies, and Waterfall processes.
• Hands on experience with Rational Clear case, Tortoise SVN, Visual SVN, CVS and GIT (STASH).
• Proposed and implemented new branching and merging strategies.
• Experience with build tools Ant and Maven for writing build.xmls and pom.xmls respectively.
• Experience in writing Make files using GNU Make for builds.
• Worked on integrating Unit Tests and Code Quality Analysis Tools like MSTest, JUnit, Cobertura, Clover, PMD, Findbugs, Checkstyle and SonarQube.
• Experience in using Nexus Repository Managers for Maven builds.
• Administered and Implemented CI tools Bamboo, Buildforge and Jenkins for automated builds.
• Worked on Rundeck, uDeploy deployment tools.
• Experience writing Shell, batch and Perl scripts to automate the deployments.
• Extensively worked on Production support deployments.
• Experience in setting up automated schedulers for builds and deployments through Jenkins for non - production environments in SDLC lifecycle.
• Experience in Configuring and deploying to Application servers Websphere, Weblogic, Tuxedo and Tomcat.
• Experience is using Apache web servers for deployments and for hosting tools.
• Experience with Oracle and MS SQL Server DB Tasks (DML, DDL Executions, Log Rotations, Table space alterations, user management etc.)
• Managed environments DEV, QA, UAT, Regression, Break Fix and Production for various releases and designed instance strategies.
• Deploying node apps to Ngnix webservers.
• Worked extensively on datacenter migrations of environments setting up new servers and Jenkins automated jobs and trained teams for job setup.
• Worked in managing VMs in Amazon using AWS.
• Manage AWS EC2 instances utilizing Auto Scaling, Elastic Load Balancing and Glacier for our QA and UAT environments as well as infrastructure servers for GIT and Chef.
• Extensive experience with configuration management tools such as Chef, Puppet & similar deployment tools.
• Knowledge of ITIL Process, Agile and SCRUM for of best practices.
• Worked in implementing new processes and Continuous improvement.
• Worked on Release Management for Major production and incident releases.

TECHNICAL SKILLS

Operating Systems: UNIX, Linux, CentOS Windows 98/2000/2003/ NT/XP/Vista/07

Version Control: Subversion, Perforce, Clearcase, CVS, GIT, STASH.

Programming Languages: XML, Shell, Perl, Java Core, and C.

Databases: MySQL, Oracle 9i/10g, SQL Server 2005.

Application Servers: Tomcat, Weblogic, Websphere, Tuxedo, Ngnix.

Build Tools: Ant, Maven, and GNU Make.

CI Tools: Hudson, Jenkins, Bamboo, uDeploy.

Repository Tools: Nexus, Artifactory.

Configuration management: Puppet, Chef.

Cloud: AWS

PROFESSIONAL EXPERIENCE

DevOps Engineer

Confidential, Nebraska

Responsibilities:

• Build and release software baselines, code merges, branch and label creation and worked closely between development and infrastructure.
• Implemented Subversion branching and merging strategies for Database, Informatica, Java, .NET, VRU and WEB Technologies.
• Involved in Setting up Continuous Integration Environment using Jenkins.
• Defined dependencies and plugins in Maven pom.xml for various activities and integrated Maven with GIT to manage and deploy project related tags.
• Created featured, develop, release branches in STASH (Git) for different applications to support releases and CI builds.
• Worked on creating Jenkins CI pipelines. Creating Jenkins jobs templates.
• Used uDeploy as deployment tool for deploying different apps.
• Worked on creating components and resource groups for the apps.
• Setup different environments for build, (Test, Development, Pre-production and Production).
• Installed and Administered Apache Tomcat and Web logic for Application Deployment.
• Create documents on build process and flow, build script maintenance, user guide for developers for local builds.
• Used ANT and MAVEN for building the applications and developing the build scripts.
• Used Hudson and Jenkins to perform automated Builds and Deployments
• Wrote shell, batch to automate the build and deployment process.
• Configured Chef to perform automated deployments and configuration management on Jenkins Slaves.
• Responsible for Maintenance, Regular Periodic Backups, User Management and Plugin Management for Jenkins.
• Worked with Chef Enterprise Hosted as well as On-Premise, Installed Workstation, Bootstrapped Nodes, Wrote Recipes and Cookbooks and uploaded them to Chef-server, Managed On-site OS/Applications/Services/Packages using Chef
• Worked with CM tools such as Chef for deploying, managing & configuring on a server machine.
• Authored Chef cookbooks to automate configuration management for AWS machines
• Worked on critical, highly complex customer problems that may span multiple AWS services.
• Worked on Jira for issue tracking and process.
• Used Atlassian Confluence for documenting build and deployment process and creating production check lists.
• Used Jira Fisheye for source code maintenance and version monitoring.

Build & Release Engineer

Confidential, Oklahoma City, OK

Responsibilities:

• As a Release Engineer, handled different development teams and a number of simultaneous software releases.
• Implemented Subversion branching and merging operations for Java Source Code.
• Setup different environments for build, (Test, Development, Pre-production and Production).
• Deployment of the Business processes by creating JAR, WAR and EAR files
• Installed and Administered Apache Tomcat for Application Deployment.
• Worked with Development Team Leads and testing teams to establish a build schedule, execute the builds and troubleshoot build failures, if any.
• Coordinate with the Development Teams to receive the correct versions of re-usable and dependent components and with Environment team for issuing/installing successful builds.
• Create documents on build process and flow, build script maintenance, user guide for developers for local builds.
• Used MAVEN for building the applications and developing the build scripts.
• Used BuildForge to perform automated Builds and Deployments
• Wrote Shell scripts and Perl scripts to automate the build and deployment process.
• Build, configured and support Application team environments.
• Configurations, setup and building of interfaces and modifying the flow to give the opportunity for re-use scalability and functionality.
• Worked on shell scripts to automate deployments to VMs.
• Performed database deployment activities like execution of Database scripts.
• Worked on deploying build artifacts to AWS EC2 environments.
• Performed Makefiles using GNU Make for Java, Perl, c and cpp code environments.
• Worked on HPQC and Jira for issue tracking and process.

Build & Release Engineer

Confidential

Responsibilities:

• As member of Release Engineering group, redefined processes and implemented tools for software builds, patch creation, source control, and release tracking and reporting, on UNIX platform.
• Subject Matter Expert with Software Build and Release Management methodologies, hands-on experience creating and managing the various development and build platforms, and deployment strategies.
• Used ANT and MAVEN as a build tools on java projects for the development of build artifacts on the source code.
• Builds and deploys J2EE application in WebSphere 6.0 using admin console and deploy scripts.
• Assist with maintaining current build systems, developed build scripts, and maintained the source control system
• Worked on Anthillpro to create the workflows and steps for managing automatic builds and deployments.
• Managed the source codes repository of multiple development applications using Perforce version control tool.
• Trained offshore team members and responsible for knowledge transfer
• Performed weekly and on-call deployments of application codes to pre-production environments
• Coordinated application release with developer, DBA, QA and project management teams

Build & Release Engineer

Confidential

Responsibilities:

• Developed and maintained UNIX /Ant/Maven scripts for build and release tasks.
• Modified ANT scripts to build the JAR’s, Class files, WAR files and EAR files.
• Developed utilities for developers to check the checkouts, elements modified based on project and branch using CVS and Clearcase Base.
• Created Subversion configuration record for builds using derived objects generated during build audit process.
• Creating and deleting dynamic views for developers as requested by user
• Responsible for building and releasing packages for testing.
• Performing clean builds according to the schedule published for a given releases.
• Installed Hudson and performed troubleshooting during installation.
• Worked with Hudson for automated build and release.
• Verifying that the methods used to create and recreate software builds are reliable and repeatable
• Research the project application architecture to support/resolve build, compile, and test issues/problems.
• Releasing code to testing regions or staging areas according to the schedule published.