PROFESSIONAL SUMMARY:

• 11+ years of Strong experience in designing CI/CD process, Process automation, build and deployment automation,Release management, source code repository and Amazon AWS infrastructure management
• Strong experience in Amazon AWS cloud infrastructure services like EC2, VPC, IAM, RDS, SES, Route53, Cloud Watch, Cloud Front, Elastic Load Balancers.
• Transformed traditional environment to virtualized environments with, AWS - EC2, S3, EBS, EMR, ELB,EBS, Kinesis, Redshift, Matillion, chef, Puppet, Jenkins, Jira, Dockers, Vagrant, OpenStack - Nova, Neutron, Swift, Cinder, and VMware .
• Strong experience in Linux Administration, Networking, Storage, and Cloud technologies.
• Experience in Unix/Linux system administration, Server Builds, System builds, Installations, Upgrades, Patches, Troubleshooting on RHEL and CentOS .
• Experience in Shell and Python scripting for automation
• Excellent understanding of SDLC Methodologies like Agile, Waterfall, RUP, RAD and other processes.
• Extensively worked on Jenkins, Team City and Bamboo for continuous integration and forEnd to End automation for all build and deployments.
• Expertise in configuring VPC, Subnets, Internet gateways, Nat gateways and administering network.
• Have vast experience in JDK tools like jstack, jconsole, jmap and jhat.
• Worked with Amazon IAM console to create custom users and groups.
• Automating Cloud infrastructure setup via Cloud formation, terraform and - Deploy Ansible Playbook. - AWS code Deploy.
• Created s3 buckets and managed policies for s3 bucket for storage and backup on AWS
• Ability to manage SCM processes which include compiling, packaging, deploying and application configurations.
• Administration skills in version control tools (GIT) like tagging, branching, merging, stash, patching and user access control
• Created SCM Processes, policies, procedures and Release Notes to follow Development and allow SQA teamsto Release or Deploy highest quality product for the enterprise.
• Experience with LAMP setup in different environments and configuring files for different supports
• Expertise on all aspects of chef concepts like chef server, workstations, chef node, chef client
• Experience in writing cookbooks and recipes for chef to automate the deployment process and integrating chef cookbooks into Jenkins jobs for a continuous delivery framework.
• Infrastructure monitoring using Cloud Watch, Nagios and using SNMP plugin for Nagios for effective monitoring
• Expertise in using build tools like MAVEN and ANT for the building of deployable artifacts such as war & ear from source code.
• Expertise in containerization and handling multiple images using Docker and Docker-composer and knowledge on Docker engine, Hub, Machine.
• Expertise in working with different Bug Tracking Tools like JIRA, Clear Quest and Quality center.
• Worked on MYSQL Server, MongoDB to attach and detach databases, set permissions, and perform SQL queries, backup and restore databases.
• Excellent Analytical and Communication skills, Quick Learner, Versatile Team player, Organized, Self-Motivated, have the ability to pick up innovative technologies and solve complex technical problems.

TECHNICAL SKILLS:

Operating Systems: Ubuntu, Red Hat, CentOS, Windows Server

Languages: Python, Shell Scripting, SQL, Java, HTML

Cloud Computing: Amazon web services like AWS: ec2, VPC, S3, Route53, Cloud Watch, IAM, SES, RDS, Cloud Front, EC2 CLI, Python Boto module

Configuration Management: Chef, Puppet, Ansible, Terraform

Continuous Integration/Delivery: Jenkins, TeamCity, Bamboo

Version Control Tools: Git, SVN,TFS

Monitoring Tools: Nagios, Cloud Watch, New RelicOther Tools: Docker,Vagrant, Apache, Tomcat, Nginx, Ant, Maven, Oracle VirtualBox, Sonar, Nexus, Atlassian Suite (Jira, Stash, Bitbucket).

PROFESSIONAL EXPERIENCE:

Confidential, Sunnyvale, CA

Lead AWS and DevOps Engineer

Responsibilities:

• Working as a DevOps Engineer for a team that involves three different developments teams and multiple simultaneous software releases.
• Used Chef to manage Web Applications, Config Files, Database, Commands, Users, Mount Points, and Packages.
• Using Packer, Terraform and Ansible, migrate legacy and monolithic systems to Amazon Web Services.
• Developed Chef recipes to configure, deploy and maintain software components of the existing infrastructure.
• Implemented Chef best-practices and introduced Berk shelf and Test Kitchen to facilitate a more natural cookbook development workflow using Food Critic.
• Proposed industry best branching strategies and created branches to implement parallel development in fast paced agile environment.
• Planned and executed the migration from Bugzilla-based bug-tracking into the Atlassian-based suite (JIRA, Confluence).
• Experience with migration to Amazon web Services AWS from Datacenter.
• Assigned Roles and Policies to Users, Security Groups by using Identity and Access Management (IAM) service in AWS.
• Experience in Infrastructure Development and Operations, involved in designing and deploying utilizing almost all the AWS stack like EC2, EBS, S3, VPC, RDS, SES, ELB, Auto-scaling, Cloud-Front, Cloud-Formation, Elastic-Cache, Cloud-Watch, SNS, Route 53. Automate provisioning and maintaining large number of servers on AWS instances.
• Configuring and Networking of Virtual Private Cloud (VPC). Written Cloud-Formation templates and deployed AWS resources for dev, test, staging and production.
• Provide high durability of the available data using data storage in the AWS S3 bucket, versioning S3, lifecycle policies. Also, webhosting the data from the S3 bucket by creating URL's.
• AWS VPC is one of the most commonly used SDN implementations, and can be configured by Terraform.
• Installed and administer Atlassian tool set including JIRA, Confluence.
• Expertise with Maven Dependency, plugin and nexus repository management during the builds.
• Installed and administered nexus repository and created roles and privileges to restrict access to the users.
• Hands on experience in creating and customizing Splunk applications, searches and dashboards.
• Using Packer, Vagrant, and Ansible, automate the deployment, provisioning and maintenance of our local development systems.
• Configure an Ansible playbook to harden RHEL 7 servers to STIG guidelines.
• Developing scripts for build, deployment, maintenance and related tasks using Docker.
• Environment provisioning solutions using Docker.
• Implemented a Continuous Delivery pipeline with Docker, Jenkins and GitHub and AWS AMI's, whenever a new GitHub branch gets started, Jenkins, our Continuous Integration server, automatically attempts to build a new Docker container from it, The Docker container leverages Linux containers and has the AMI baked in.
• Converted our staging and Production environment from a handful AMI's to a single bare metal host running Docker.
• Evaluated Mesos/Marathon and Kubernetes for Docker container orchestration.

Environment: Jenkins, Bamboo, Ansible, CHEF, AWS, Docker, SVN, GIT, Shell, Python, Restful API, Scrum,VMware, DynamoDB, RedShift,Terraform,Tomcat, Shell, Perl, Nexus, Splunk, Nagios, Nginx.

Sr. DevOps Engineer

Responsibilities:

• Devops Engineer for 8 project teams that involved different development teams and multiple simultaneoussoftware releases.
• Developed and implemented Software Release Management strategies for various applications accordingto the agile process.
• Involved in virtualization with VMware ESX vSphere 4.1 and created VM' and performed P2V andP2P migrations. Migrated Projects from SVN to GIT
• Experience on Terraform a cloud-agnostic thereby allowing a single configuration to be used to manage multiple providers, and to even handle cross-cloud dependencies.
• Provided end-user training for all Subversion (SVN) users to effectively use the tool.
• Worked on Linux in Cloud Computing environments using AWS.
• Implementing a Continuous Delivery framework using Jenkins, Puppet, Maven and Nexus in Linuxenvironment.
• Used Gerrit to modify the changes done by other team members.
• Developed build and deployment scripts using ANT and MAVEN as build tools in Jenkins to move from oneenvironment to other environments.
• Work with application development and operation teams using a variety of automated testing and build, anddeploy tools (Maven, Ant, Nexus, Jenkins, SVN, Selenium, JUNIT) to resolve issues with transition to newDevOps solution.
• Experience in designing, building and maintaining an automated build and release environment
• Performed Weblogic Server administration tasks such as installing, configuring, monitoring and performancetuning on Linux Environment
• Deployment and management of many servers via script and chef, utilizing cloud providers as a direct Jira.
• Maintained Chef Servers and management application that can use to build and deployment of existingJava/.Net applications environment.
• Worked able to create scripts for system administration and AWS using languages such as BASH and Python
• Built and Deployed Java/J2EE to a web application server in an Agile continuous integration environmentand also automated the whole process.
• Worked with LAMP Stack for effective web hosting solutions and Administration activities like configurationfiles, server logs etc.
• Created and maintained the Shell/Perl deployment scripts for Web Logic web application servers.
• Developed Perl and shell scripts for automation of the build and release process.
• Involved in editing the existing ANT files in case of errors or changes in the project requirements.
• Perform periodic system audits on all environments to ensure that only controlled versions of software resideall environments.
• Responsible for the development and maintenance of processes and associated scripts/tools for automatedbuild, testing and deployment of the products to various developments.
• Managed Maven project dependencies by creating parent-child relationships between projects.
• Jenkins is used as a continuous integration tool for automation of daily process.
• Managed Dependency Management within the teams by installing and configuring Nexus RepositoryManager.
• Used JIRA to track issues and Change Management.
• Do static Code Analysis using SonarQube.
• Experience in maintaining and working with .NET technology, IIS servers and Windows environments
• Experience in designing, building and maintaining an automated build and release environment
• Good scripting skills - PowerShell experienced.
• Collaborate with clients and vendors (Barclays I/T staff and Amazon consultants) to design Proof-of-conceptinfrastructure as a service solution for Barclay Card Web application.
• Built and Deployed Java/J2EE to a web application server in an Agile continuous integration environment and also automated the whole process.

Environment: ANT, MAVEN, Terraform, Tortoise SVN 1.6, 1.7, Jenkins, Clear Case, JIRA, Java/J2EE, Web Sphere, Buildforge.

DevOps E ngineer

Responsibilities:

• Analyzed the ANT build projects for conversion and converting to Maven build projects.
• Developing pom.xml files for Maven build scripts.
• Used Terraform configuration to create, provision and bootstrap a demo on cloud providers like AWS.
• Performed all necessary day-to-day CVS/Subversion support for different projects.
• Responsible for design and maintenance of the CVS/Subversion repositories and the access controlstrategies.
• Creation of branches in CVS and Subversion for parallel development process.
• Merging release branches back to trunk after the production release and resolving of conflicts during mergingin both CVS and Subversion.
• Used SVN for branching, tagging, and merging.
• Worked with the Architects on SDLC process being the owner of post development environments.
• Coordinating the resources by working closely with Project Manager's for the release and Project Manager for all the Operational Projects.
• Carried out deployments and builds on various environments using Puppet continuous integration tool.
• Experience in working with Docker, AWS and open stack.
• Well versed with user and plugin management for Puppet.
• Experience in building Cassandra cluster.
• Monitoring Cassandra cluster for resource utilization.
• Wrote ANT and MAVEN Scripts to automate the build process.
• Managed the Maven Repository using Nexus tool and used the same to share the snapshots and releases of internal projects.
• Update existing Ansible playbooks from version 1 to version 2.
• Worked as a system administrator for the build and deployments process on the enterprise server.
• Documented project's software release management procedures with input decisions.
• Automation of daily tasks using Shell and Python scripts.
• Deployed the static content to apache web servers and applications to Tomcat Application server.
• Used JIRA as a Change Management/ Work Management/ SCRUM Agile Tool.
• Build, configured and support Application team environments.

Environment: Tortoise SVN, Java/J2EE, Jenkins, Open stack, Python, Chef, Perl, Ruby, Shell, CVS, ANT, Maven, AWS, Puppet, GIT, Tomcat, Nexus, JIRA.

Build and Release Engineer

Responsibilities:

• Supporting engineering plans and schedules by providing CM/Release Engineering services to build, deploy,develop scripts, oversee branch and merge strategies, and build automated tools as necessary to offer servicesto engineering team.
• Configuring Jenkins for developers to bounce the application container, to get the application container, andaccess logs by using ANT scripts.
• Used the continuous integration tool Jenkins to automate the daily processes.
• Migrating J2EE applications to UNIX and Windows environments by configuring application via IDE Eclipse,Subversion, and Jenkins.
• Integrated automated build in Jenkins.
• Configured Jenkins slaves and achieved the load balancing on Jenkins.
• Worked on Multi project jobs in Jenkins and used pipeline plugin to manage them.
• Configured and maintained Apache Web servers for release management team's internal use.
• Performed database deployment activities like execution of databases scripts like DDLS and DMLS usingSQL Developer for oracle databases.
• Involved in migration of Java scripts and Database scripts from oracle, MS SQL Server and MYSQL intodifferent environments like Development, QA, UAT and Production on RHEL infrastructure.
• Update Maven scripts to use Arti-factory repo instead of local repositories.
• Responsible for managing the code in Subversion (version controlling).
• Develop and maintain ANT (build.xml) and Maven (pom.xml) scripts.
• Automated the weekly deployments utilizing CI tool Jenkins.
• Upgraded and Migrated to JIRA from Clear Quest for bug tracking and project tracking.
• JIRA: Administrated, maintained documentation and provided training to the users.
• Created SVN Hooks which triggers builds in Jenkins for the legacy products.
• Developed & improved build communication, documenting build processes & procedures.
• Deploy production packages to web servers and application servers according to business needs.

Environment: Subversion, GIT, Hudson/Jenkins, Ant, Maven, Apache Tomcat, Web sphere, Java, J2EE, SQL, MySQL, PHP.

Systems Engineer

Responsibilities:

• Worked closely with the Development Team in the design phase and developed use case diagrams using Rational Rose.
• Worked with the Architects on SDLC process being the owner of post development environments.
• Coordinating the resources by working closely with Project Manager's for the release and Project Managerfor all the Operational Projects.
• Carried Deployments and builds on various environments using Build Forge Automation tool.
• Developed and implemented the software release management for the release of web applications.
• Wrote ANT Scripts to automate the build process.
• Designed a customized Status Reporting tool used currently, based on the specific requirements using J2EE/Struts and Web Sphere Application Server with DB2 as Database.
• Co-coordinated Instance Refreshes and Environment Re-base lining.
• Coordinated all the IT projects successfully by resolving release interdependencies and planning release.
• Planning, scheduling and documenting releases at code Freeze Periods.
• Sole person to be responsible for Release/Change control Process.
• Worked with many teams of strength more than 30 and managed 2 release/build engineers.
• Stand by administrator for Clear Case.
• Used IBM Rational Clear Quest for tracking the changes and approval process.
• Involved in creating new elements in vobs.
• Administered Build Forge for automated build and deploy activities.
• Responsible for User Management, Creating/Managing Libraries, Projects, Environments and Schedules inBuild Forge for Build and Deploy Automation.

Environment: IBM Rational Clear Case, Java/J2EE, ANT, DB2, UNIX, Rational Build Forge, Web Sphere, Shell and Bash Scripting.

Software Engineer

Responsibilities:

• Developed and facilitate release and deployment management plans by working closely with the release and operations teams across the environments in support of releases.
• Created the server specific resources and property files and deploying to the various pre-production and production environment.
• Developed build and deployment processes.
• Handled complex branching and merging process in version control systems like Subversion, Git.
• Involved in various tools and automation frameworks. The tools ranged from automating SCM processes to automating developer workflows to produce reports for management.
• Managed Clear Case repositories for branching, merging, and tagging.
• Developed Shell/Batch/Perl Scripts for automation purpose.
• Resolving merging issues during build and release by conducting meetings with developers and managers.
• Integrated Maven with SVN to manage and deploy project related tags.
• Responsible for designing and deploying best SCM processes and procedures.
• Worked closely with software developers and DevOps to debug software and system problems.
• Developed and maintained integration and release processes.
• Installed and administered Artifactory repository to deploy the artifacts generated by Apache Maven and to store the dependent jars, which are used during the build.
• Implemented ANT builds to automate JAR and WAR.
• Used Build Forge for Continuous Integration and deployment into WebSphere Application Servers.
• Supported and developed tools for integration, automated testing and release management.
• Releasing code to testing regions or staging areas according to the schedule published.
• Used Clear Quest as issue tracking tool.
• Discussed and presented architectural designs to the senior management and client.

Environment: SVN, Shell/Bash scripts, ANT, MAVEN, JAR, WAR, BuildForge, Tomcat, Oracle, WebSphere, Clear Quest.