SUMMARY

• 7+ years of experience as a Build and Release DevOps Engineering in automating, building, deploying, and releasing of code from one environment to other environment.
• Experience in running web scale services on Amazon Web Services (AWS).
• Experience in writingAWS Cloud Formationtemplates to create custom sized VPC, subnets, NAT, EC2 instances, ELB, Security Groups.
• Experience in Administration/Maintenance of source control management systems, such as Sub Version (SVN), Perforce, GIT and knowledge of Clear Case.
• Good understanding of the principles and best practices of Software Configuration Management (SCM) in Agile, Scrum, and Waterfall methodologies.
• Created SCM Process, policies, procedures and Release Notes to follow Development and allow QA teams to Release or Deploy highest quality product for the enterprise.
• Experience in managing automated multiple continues integrated depot and branch builds on Bamboo, Hudson/Jenkins, TeamCity, AnthillPro on a network server.
• Experience in using Build Automation tools like Mavenand Ant.
• Installed and configured an automated toolPuppetthat included the installation and configuration of thePuppetmaster, agent nodes and an admin control workstation.
• Hands - on experience creating and managing the various development and build platforms, and deployment strategies.
• Having good Experience in DevOps tools like Chef and Puppet for Deployment on Multiple platforms.
• In-depth knowledge of computer applications and scripting like Shell, Python, Ruby, Perl, JavaScript and XML.
• Used Puppet and MCO for Configuration Management tool.
• Ability in managing all aspects of the software configuration management process including code compilation, packaging, deployment,releasemethodology and application configurations.
• Release Management Experience writing Shell and Perl scripts to automate the deployments.
• Expertise in Querying RDBMS such as Oracle, MY SQL and SQL Server by using PL/SQL for data integrity.
• Good understanding of the principles and best practices of Software Configuration Management (SCM) and Closely worked with development, QA and other teams to ensure automated test efforts are tightly integrated with the build system and in fixing the error while doing the deployment and building.
• Extensive experience in all phases of Software Development Life Cycle with emphasis in Designing, Developing, Implementation, Deployment and Support of distributed enterprise scalable, secure and transactional J2EE applications.
• Worked with different Bug tracking tools like JIRA, Rally, Remedy, HP Quality Center, Fisheye, Crucible and IBM Clear Quest.

TECHNICAL SKILLS

SCM Tools: Subversion, Clear case, Git

Build/CI Tools: ANT,Maven Hudson, Jenkins, Bamboo, Chef, Puppet, Nexus, Sonar

Programming Languages: Java/J2EE, PYTHON, RUBY

Scripting Languages: Shell, Python, Perl, PowerShell

Operating Systems: Windows, UNIX, LINUX, Mac OS

Database: Oracle 10g/9i, SQL Server, MySQL

Web/Application Servers: Web logic, JBoss, WebSphere, Apache Tomcat

Bug Tracking Tools: JIRA, Rally, Fisheye, Crucible, Remedy and IBM Clear Quest.

Cloud Technologies: AWS, Azure, Open Stack, Cloud Foundry

PROFESSIONAL EXPERIENCE

Confidential, Seattle, WA

Sr. DevOps Engineer

Responsibilities:

• Supported over 600+ AWS cloud instances and used AWS command line interface to manage and configure various AWS products.
• Performed installation, configuration, upgradation, patching on RHEL 6.x, 5.x and Windows 2008 and Windows 2012 in EC2 instances.
• Planning and implementing VPCs with multiple availability zones and multiple subnets to meet the dynamic IP requirements.
• Designed highly available, cost effective and fault tolerant systems using multiple EC2 instances
• Performed hardening on Apache AMIs with AMF and WURFL packages pre-installed in AMIs.
• Experience in Python, Shell and Ruby scripting including but not limited to writing scripts to automate AWS Administration tasks viz., tagging instances, volumes etc.,
• Experience using Boto3 SDK for developing scripts in Python.
• Performed Auto Scaling, Elastic Load Balance and AMIs and utilized EBS to store persistent data and mitigate failure by using snapshots
• Extensively utilized Amazon Glacier for Archiving data
• Implemented continuous monitoring using CA Wily introscope there by integrating it with Cloud Watch using customized plugin developed by CA Engineers.
• Developed AWS Cloud Formationtemplates to create custom sized VPC, subnets, NAT, EC2 instances, ELB, Security Groups
• Worked on security in AWS environment by implementing Security Groups for instances, creating hardened AMIs in equal intervals, installing certs on Load Balancers.
• Worked on performing root cause analysis on instances to which developers are unable to SSH into by unmounting root volumes
• Worked on resizing the EBS volumes and root volumes as per the Dev team requirements.
• Worked on Cassandra and Oracle Databases there by connecting different environments to these databases in lower and production environments.
• Designed Cloud formation templates for launching complete application stack for non-prod and prod stacks with auto scaling feature
• Worked on installing self-signed and vendor provided (Venafi) certificates in both lower environments and production stacks.
• Worked with Amazon support for Hardware support and replacement of the faulty units like Amazon retirements during maintenance windows
• Implemented roles and groups for users and resources usingAWS Identity Access Management(IAM) and also managed network security using Security Groups and IAM
• Provided highly durable and available data by using S3 data store, versioning, lifecycle policies, and create AMI’s for mission critical production servers for backup
• Expertise in utilizing Cloud Watch to monitor resources such asEC2, Amazon RDS DB services, Dynamo DB tables, to set alarms for notifications or automated actions and to monitor logs for a better understanding and operation of the system
• System Cloning, System Copy, and Data Refresh as agreed to by the business stakeholders.
• Designed and implemented fully automated server build management, monitoring and deployment by using DevOps technologies like Chef, Puppet
• Successfully managedAWS EC2instances utilizing Auto Scaling, Elastic Load Balancing and Glacier for our QA and UAT environments as well as infrastructure servers forGIT and Puppet
• Designed and implemented scalable, secure cloud architecture based onAmazon Web Services.
• Documented entireSystem Configurations, Instance, OS and AMI build practices, backup procedures, troubleshooting guides, and keep infrastructure, Architecture drawings current with changesand provided on call support.
• Implemented SCM tools i.e. Subversion/GIT, Stash Repositories, Source tree, views, and the access control strategies.
• Designed branching strategies and created repositories for different projects.
• Work with different team members (on-shore, off-shore) for automation of Release components.

Environment: Amazon EC2, Amazon Web Services, Puppet, Chef, Python Scripts, Shell Scripts, JIRA, Cloud Formation, Amazon RDS DB services, Cloud Watch, CA Wily, One Console, Cassandra.

Confidential, Piscataway, NJ

Sr DevOps Engineer

Responsibilities:

• Provided configuration management expertise to all software development projects.
• Release Engineer for a team that involved different development teams and multiple simultaneous software releases.
• Designing and implementing for fully automated server build management, monitoring and deployment By Using DevOps Technologies like Chef, Puppet.
• 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 Puppet
• Designed and implemented scalable, secure cloud architecture based on Amazon Web Services.
• Responsible for design and maintenance of theSubversion/GIT, Stash Repositories, views, and the accesscontrolstrategies.
• Involved in leading Automation Deployment Team by working withPuppet.
• Imported and managed multiple corporate applications into Tortoise SVN and implemented the setup for Master slave architecture to improve the Performance Automated SQL Scripts.
• Development, Quality Assurance and Management teams to ensure cross communication and confirmed approval of all production changes.
• Provided end-user straining for all Tortoise SVN, JIRA users to effectively use the tool.
• Deployed J2EE applications to Application servers in an agile continuous integration environment and also automated the whole process.
• Build scripts using ANT and MAVEN build tools in Jenkins, Sonar to move from one environment to other environments.
• Created and maintained the Jython deployment scripts for Web Sphere web application server.
• Developed Perl and shell scripts for automation of the build and release process.
• Managed Maven project dependencies by creating parent-child relationships between Projects.
• Jenkins is used as a continuous integration tool for automation of daily process.
• Documented the entire build and release engineering process and provided on call support.

Environment: Tortoise SVN, Jenkins, Java/J2EE, ANT, MAVEN, GIT, OpenStack, Amazon EC2, Amazon Web Services, Puppet, Chef, Python Scripts, Shell Scripts, Sonar, UNIX, JIRA, Jython

Confidential, Chattanooga, TN

DevOps Engineer

Responsibilities:

• Responsible for Deployment Automation - Puppet, MCollective, Hiera, Custom Puppet modules, Ruby
• Responsible for design and maintenance of the Subversion/GIT Repositories, views, and the access control strategies.
• DeployedDevOps usingPuppet,Dashboard, and Puppet DB for configuration management to existing infrastructure.
• Designed and implemented Subversion and GIT metadata including elements, labels, attributes, triggers and hyperlinks.
• Build and Release management - Git, Maven, Jenkins administration, Nexus.
• Writing Maven and Ant build tools for application layer modules.
• Responsible for nightly and weekly builds for different modules.
• Operations - Custom Shell scripts, Ruby scripts, VM and Environment management.
• Manage configuration of Web App and Deploy to AWS cloud server through Chef.
• Used ANT and MAVEN as a build tools on java projects for the development of build artifacts on the source code.
• Developed Linux, UNIX, Perl and Shell Scripts and AWT programming for the purpose of manual deployment of the code to various environments.
• Monitoring - Nagios, Site 24*7, Custom checks, AppDynamics, Splunk
• Coordinating with Different Project teams on Build & release planning and efforts.
• Work with different team members for automation of Release components.

Environment: Java/J2ee, Subversion, Ant, Maven, Jenkins, GIT, SVN, Chef, Puppet, AWS, Python, Shell Scripting, Ruby.

Confidential, Irvine, CA

Build and Release Engineer

Responsibilities:

• Suggested changes to development practice to increase efficiency by restructuring the branching structure to include merging mechanism.
• Installed MAVEN and configured pom.xml in conventional projects for continuous integration.
• Worked on configuring plug-ins like Junit, SSL authentications in Maven.
• Coordinating the resources by working closely with Project Manager’s for the release and carried Deployments and builds on various environments using continuous integration tool.
• Developed and implemented the software release management for therelease of web applications.
• Wrote ANT and MAVEN Scripts to automate the build process.
• Used Shell/Perl scripts to automate the deployment process.
• Co-coordinated Instance Refreshes and Environment Re-base lining.
• Planning, scheduling and documenting releases at code Freeze Periods.
• Sole person to be responsible for Release/Change control Process.
• Converted and automated builds using Maven and Ant. Scheduled automated nightly builds using Hudson/Jenkins.
• Support developers to resolve issue. Helped development team for better build process.

Environment: Java/J2EE, Ant, Maven, Subversion, Jenkins, Clear Case, Clear Quest, Unix, JUnit.

Confidential, White House Station, NJ

Build and Release Engineer

Responsibilities:

• Configuration management,release management and build management using JENKINS/HUDSON.
• Packaging and delivery of artifacts to QA communities.
• Decidebranching strategiesfor multiple projects.
• Used Maven build tool to generate different types of artifacts.
• Wrote script in Maven for Building multiple projects.
• Coordinating with development teams to perform builds and resolve build issues.
• Analyze and create daily reports on the status of server backups on intranet and extranet.
• Provide complete phone support to customers.
• Trouble shoot tickets on the help desk tracking system.
• Configured Environment, Run unit tests and created reports by using Maven.

Environment: SVN (Subversion), Hudson Ant, Maven, Jenkins, JIRA, Shell/Perl Scripting, WebSphere, UNIX.