SUMMARY

• 8 + Years of experience in IT and IT related services comprising of Development, Systems Administration and Software Configuration Management (SCM).
• Extensive experience includes SCM, DevOps Build/Release.
• Worked on Build and Release management methodologies and Software procedures in all aspects of SDLC.
• In - depth understanding of the principles and best practices of Software Configuration Management (SCM) processes, which include compiling, packaging, deploying and Application configurations.
• Highly Proficient in using UNIX and other Linux environments.
• Extensively worked with Version Control Systems CVS, SVN (Subversion), GIT, Perforce, and IBM Rational Team Concert.
• Worked on WebSphere Business Integration Message Broker V 5.0 for message flow and message sets.
• Experience with Veritas Volume Manager (VxVM), Veritas File System (VxFS), Veritas Net Backup, Veritas Clustering with SAN, NAS environment.
• Experience in using Nexus and Artifactory Repository Managers for Maven builds.
• Worked on provisioning different environments using Chef, Puppet and other Configuration management tools.
• Ability in development and execution of XML, Ruby, Shell Scripts and Perl Scripts, Power shell, Batch scripts and Bash also.
• Extensive Agile, Scrum and lean/ Kanban, TDD and BDD (NUnit, MSTest, Moq, Gherkin, SpecFlow, Selenium WebDriver etc.) experience
• Highly proficient SQL and RDBMS skills, including SQL Server, Oracle, DB2, MySQL, and PostGreSQL.
• Strong Experience Using Salt Stack performed configuration management and remote execution.
• Expert understanding of distributed data storage and processing technologies, particularly Cassandra and Storm.
• Cloud based provisioning (VMware vSphere/Amazon AWS/Google/Microsoft Azure/custom),
• Developed Puppet modules to automate deployment, configuration, and lifecycle management of key clusters.
• Experience with configuration management tools like Puppet, Chef, Ansible integrated CI/CD and version control systems.
• Strong proficiency in supporting Production Cloud environments (AWS and VMware) and managing cloud software deployments, with a continuous integration using Gitlab, GitHub, Jenkins, Bamboo, SVN and Tomcat.
• Strong experience utilizing Build Forge and Jenkins for enterprise scale infrastructure configuration and application deployments.
• Experience in using version controller tools like Subversion (SVN), GIT, IBM Clearcase UCM and PVCS.
• Experience on Artifactory - Dependency resolving tool for the Maven based Projects.
• Experience in using Nexus and Artifactory Repository Managers for Maven builds.
• Continuously integrated the environments, using Jenkins as CI tool.
• Experience in using other CI tools like bamboo, TeamCity, etc. to integrate the services continuously.
• Developed various Perl, Python and bash related scripts to deploy the services.
• Experience in integrating different levels of testing using various tools like Bees with Machine Guns, Wireshark, Junit, Selenium, MockoTic, etc.
• Developed Chef Cookbooks, recipes, roles and databags to automate the services related to deployment.
• Experience in using GIT and Rational Clear Case on UNIX and Windows environment.
• Skillful in network administration, deploying and troubleshooting of DNS, LDAP, NIS, NFS,and DHCP etc.
• Experience in using Bug tracking tools like JIRA, Remedy, HP Quality Center and IBM Clear Quest, Mingle
• Implemented detailed systems and services monitoring using Nagios and Zabbix services AWS cloud resources. Wrote intelligent custom health checks to reduce notification noise and automate service restarts.
• Experience in Package management using RPM, YUM,andUP2DATE in Red Hat Linux.
• Experience in Configuring and deploying to Application servers Tomcat and static content to Apache.
• Handled operations and maintenance support for AWS cloud resources which includes launching, maintaining and troubleshooting EC2 instances,S3 buckets, Virtual Private Clouds (VPC), Elastic Load Balancers (ELB) and Relational Database Services (RDS).
• Experience in using Weblogic and WebSphere Application servers for deployments.
• Experience with Oracle and MS SQLServer DB Tasks (DML, user management etc.)
• Managed environments DEV, SIT, QA, UAT and PROD for various releases and designed instance strategies
• Ability to work closely with teams, in order to ensure high quality and timely delivery of builds and releases.
• Strong ability to troubleshoot any issues generated while building, deploying and in production support.
• Good Interpersonal Skills, team-working attitude, takes initiatives and very proactive in solving problems and providing best solutions.

TECHNICAL SKILLS

Application Servers: Oracle WebLogic Server, Oracle Application server, JBOSS

Web Servers: Apache, iPlanet6, Apache-Tomcat, Iplanet

Operating Systems: Sun Solaris, Red Hat Linux, Centos, HP-UX

Configuration Management Tools: Ansible, Chef, Puppet,Salt

SCM Tools: SVN, GIT TeamForge,and CVS, Clearcase,Clearquest,SVN,GIT,UCM,PVCS

Repository: Artifactory, Perforce, Nexus

Build and CI tools: Ant, Maven, Gradle, Jenkins,Hudson, TFS, Bamboo, TeamCity

Cloud Technologies: Aws and Azure

Databases: Oracle 8/8i/9i/10g, Mongo DB, MS SQL Server 7.0/2000,Postgre Sql, DB2, Sybase

Languages: Java, C++, C, SQL, PL/SQL

Web Languages: JSPs, HTML, DHTML, XML

Scripting: Shell Scripting (Korn/Bourne/Bash), ANT Scripts, WLSTPerl, Python, Tcl

Protocols: TCP/IP, HTTP, HTTPS, FTP, SNMP, SMTP, Telnet, DNS, SOAP.

Security tools: LDAP Server and SSL Certificates.

Monitoring Tools: Nagios, Zabbix, Stack Driver, Cloud Monitoring.

PROFESSIONAL EXPERIENCE

Confidential - Houston, TX

DevOps Engineer

Responsibilities:

• Worked on AWS EC2Instances creation, setting up VPC, launching EC2instances different kind of private and public subnets based on the requirements for each of the applications.
• Worked on AWS Elastic load balancing for deploying applications in high availability.
• Worked on AWS Auto Scaling for providing high availability of applications and EC2 instances based on the load of applications by using Cloud Watcher in AWS.
• Used AWS S3 to store code bundles to deploy onto EC2 Instances.
• Provisioned DNS management using AWS Route 53.
• Used agile practices and Test Driven Development (TDD) techniques to provide reliable, working software early and often.
• Involved in migration of Bamboo server, Artifactory & GIT server.
• Assist clients with creation of splunksearch queries and dashboards.
• Developed automation and deployment utilities using Ruby, Bash, Powershell, Python and Rundeck.
• Designed and Wrote Parallel Desired State Configuration Framework.
• Resolve issues via DRAC and console access when network connectivity is unavailable
• Wrote complex code using Python, C++, Java, Go, Pythonand Ruby, building infrastructure as code, work with immutable “cloud” based environments.
• Configured Elastic Bean Stalk for developers to quickly deploy application for testing and pushing developed code for testing.
• Integrated IHS with Message broker to invoke message flow deployed in message broker over SSL.
• Created pillar & grains for automation of the application with Infrastructure Management tool salt Stack
• Configured SSL with Message broker.
• Deployed the static content into the web servers like Tomcat, IPlanet, and IBM HTTP Server.
• Implementation for running an SSL-terminated reverses proxy on Kubernetes.
• Installed and updated packages using YUM (custom YUM servers/repositories) and Red Hat Satellite Server.
• Designing and creating a resilient SCM Infrastructure from scratch - Subversion and Hudson integrated with Active Directory/LDAP, and orchestrating SCCM and Satellite deployments and host builds to serve every part of the Bank
• Maintained, monitored and configured firewalls, VPNs as well as configured and maintained networks with advanced VLAN configuration.
• Developed automation scripts using AutoIT for user authentication scenarios •
• Used Chef Configuration management system to develop automation and monitoring web application and database servers.
• Extensive experience in Javascript, Jquery, HTML, CSS, PHP, Python, API’s and bash and implementation of in-house software.
• Concept and implementing Continuous Integration principles and practices for the Billing Development Team using Jenkins JNLP Nodes, Subversion, ClearQuest, JUnit,FitNesse, JIRA.
• Configured the Samba server to operate the file and print services for the windows client machines in the environment.
• Responsible for designing, implementing and supporting customization and integrations enterprise tools, specifically for tools in DevOps space - TeamForge
• Active participation in a Datacenter Migration. Accountable for Autosys servers and service.
• Configured/Maintained Zones, ZFS filesystem, Zone administrative commands: zpool, zfs, zonecfg,andzoneadm on Sun Solaris 10 Servers.
• Installed and Setup Puppet master and agents for infrastructure automation,
• Automated installing the Linux packages and administering Linux service using puppet, and automating product installation configuration
• Resolved configure issues and problems related to OS, NFS mounts, LDAP user ids DNS,and issues.
• Used Docker for rapid application deployment.
• Deployed several sets of Linux guest builds from VMware templates, also created VM Templates, cloning and managing Snapshots.
• Modeled and automated the End to End Continuous Integration/Deployment/Delivery pipeline which included building a Continuous Integration server utilizing tools like Jenkins, Ivy, Nexus, maven, Jira, Subversion, Git, Ant, Selenium, and Sonar.
• Used Build Forge for enterprise scale infrastructure configuration and application deployments.
• Load and performance analysis and improvements for MS SQL Server and Cassandra databases.
• Configured and built Open stack Havana, Icehouse using Ansible and Puppet scripts.
• Installed and configured Jenkins on Linux and windows environments.
• Analyzed and resolved conflicts related to merging of source code for SVN.
• Implemented, maintained and supported reliable, timely and reproducible builds for project teams.
• Maintained build related scripts developed in shell for Maven builds. Created and modified build configuration files including POM.xml.
• Participated in weekly release meetings with Technology stakeholders to identify and mitigate potential risks associated with the releases and using Version Control Tools likes Rational ClearCase.
• Worked with development team to migrate Ant scripts to Maven.
• Experienced in authoring pom.xml files, performing releases with the Maven release plugin, and managing artifacts in maven internal repository.
• Researched and implemented code coverage and unit test plug-ins like find bugs, check style and Junit with Maven/Hudson.
• Utilized Perl and Python for GIT.
• Used JIRA for all our projects in scrum methodology for creating stories and giving points to the stories, and also updated stories as per our sprints.
• Documented all our build deploy methods, release calendar and desk procedures on WIKI confluence.
• Configured and maintained Jenkins to implement the CI process and integrated the tool with Ant and Maven to schedule the builds.
• Integrated WebSphere application Server, IBM HTTP Server with WMQ and WMB over Siteminder and SSL Security Exits.
• Worked with development, testing, deployment, infrastructure and project teams to ensure continuous operation of build and test systems.
• Deployed code on WebLogic Application Servers for UAT and Development environments.
• Worked with the Oracle databases in the backend to execute the DMLs and DDLs.
• Interacted with developers and Enterprise Configuration Management Team for changes to best practices and tools to eliminate non-efficient practices and bottlenecks.
• Coordinated with Release Management regarding appropriate system releases among other development platforms.

Environment: AWS, Puppet, SVN,Auto IT,Jenkins,Autosys,Team Forge,Selenium,Ivy,Chef, Build Forge,Web logic,,JIRA, Iplanet,Oracle, Shell, Perl,Kubernetes,HTML,CSS,JavaScript,Jquery,API VMWare,Samba,WLST,Clearcase,Bamboo,Clearquest,Github,Python, Ant, Maven, Java, Linux.

Confidential - New York, NY

DevOps Engineer

Responsibilities:

• Built scripts using ANT and MAVEN build tools in Jenkins to move from one environment to other environments.
• Build scripts using ANT and MAVEN build tools in Jenkins and BuildForge to move from one environment to other environments.
• Designed and deployed AWS solutions using EC2 instances, EBS.
• Worked with continuous delivery and build clouds with AWS.
• Designed and Developed Jenkins build deployments.
• Designed, developed and maintained software solutions in Hadoop production.
• Demonstrated broad knowledge of technical solutions, design patterns and code for medium applications deployed in Hadoop production.
• Redesign network to improve performance, increase security, and implement secure VPN
• Installed Ansible and added hosts to the inventory file.
• Managed user access to servers and pre requisites to the Hadoop cluster.
• Managed host files and enabling/disabling Ipv6 tables.
• Used Shell scripts to automate the deployment process.
• Implemented code fixes, updates and additions to existing PHP, Node.js, Ruby on Rails, Javascript, HTML code.
• Developed automation and deployment utilities using Ruby, Bash, C++, Java, and Python and use Puppet, Jenkins, and GitHub for continuous Integration and Tomcat to deploy Java Servlets and JSPs.
• Develop automation and processes to enable teams to deploy, manage, configure, scale and monitor their applications in data centers and in cloud.
• Experienced in Configuration management using Salt Stack
• Participated in a Scrum team and Agile Practices including Test-Driven Development (TDD), Behavior-Driven Development (BDD) and pair programming.
• Worked on infrastructure with Docker containerization.
• Worked on maintaining Docker Images and containers.
• Collaborated with development support teams to setup a continuous delivery environment with the use of Docker.
• Expertise in MQ Security using MQIPT, BlockIP2, Capitalware Security Exits using WebSphere Message Queuing and SSL.
• Experience inSplunkto monitor Cassandra cluster errors for trouble shooting.
• Responsible for Rational development tools support over multiple environments consisting of ClearCase, ClearCase Multisite.
• Developed systems to enable baselining and tracking of different types of Reference Data; automated the creation and labelling and adding to version control, then set up push-button deployments from Subversion to Oracle Databases via Jenkins and JNLP Nodes, with full auditing and user authentication and authorisation provided by the corporate Active Directory
• Create scripts using AutoIT for user authentication scenarios and for starting Selenium Server
• Installed and updated databases like MySQL and Oracle on the Linux servers, also updated packages and patches in RedHat.
• Configured Jumpstart server with install server, boot server, and installed Solaris 8 environment on Sun Enterprise, SunFire servers and updated the patches as the enterprise procedures.
• Involved in editing the existing ANT/MAVEN files in case of errors or changes in the project environments.
• Development of Perl, Shell (Bash) scripts, Ruby, C# and PowerShell (Windows) to automate SysAdmin.
• Experience in using Amazon Elastic Computer Cloud Services, Amazon EC2.
• Configuration and administration of DNS, LDAP, NFS, NIS,and Samba in Solaris, Linux and Windows.
• Installed and configured GIT and GITHUB.
• Implemented and maintained the branching and build/release strategies utilizing GIT.
• Implemented pre and post hooks in GIT.
• Configured and monitored multiple servers using Chef. Defined Chef Server and Workstation to manage and configure nodes.
• Evaluated Perforce, Clear Case, Subversion, Microsoft Team Foundation Server, and demo pro con of each source control to upper management.
• Installed Chef Server Enterprise on premise/workstation/bootstrapped the nodes using knife and automated by testing Chef recipes/cookbooks with test-kitchen/chef spec.
• Used Chef and other configuration management tools to deploy consistent infrastructure code across multiple environments.
• Worked on VMware, VMware View, vSphere 4.0. Dealt with ESX, ESXi servers.
• Used JIRA for change control and ticketing.
• Designed and developed the tools to allow efficient configuration management, build and release of software developed in J2EE, XML and DB2 databases.
• Deployed the build artifacts into environments like QA, UAT and production according to the build life cycle.
• Automated the build and release management process including monitoring changes between releases.
• Documented the entire build and release process and provided support.
• Developed, maintained and distributed release notes for each scheduled release.
• Provided periodic feedback of status and scheduling issues to the management.
• Kept track of all releases and request of the developers through infrastructure management tool.

Environment: Subversion,GIT,HTML,PHP,CSS,Node.js,Build Forge,GITHUB, Docker, Aws,Shell scripts, Perl scripts, Ruby,Bash,Python,ANT, MAVEN, Jenkins, Chef,Clearcase, VPN,JIRA,VMware, Nexus Maven,Clearcase, Auto IT,Autosys,LINUX, UNIX, Windows XP, Java, J2EE.

Confidential - Omaha, NE

Release Engineer

Responsibilities:

• System design, deployment, configuration and support Unix and Windows environments
• Imported and managed multiple corporate applications in Subversion (SVN).
• Provided end-user training for all Subversion (SVN) users to effectively use the tool
• Proposed and implemented branching strategy suitable for waterfall and agile development in Subversion.
• Integrated Subversion into Hudson/Jenkins to automate the code check-out process
• Used Hudson/Hudson/Jenkins for automating Builds and Automating Deployments
• Maintained the Shell and Perl scripts for the automation purposes.
• Performed a few SQL and DB2 Database tasks like inserts, deletes, updates.
• Setup windows remote desktops XP/Win7 with software packages for QA to perform their testing.
• Used in HP Service Manager to capture, organize and prioritize Incident, Change and Problem tickets.
• Shell Scripts using Python, ksh, java, and Perl.
• Work with Active Directory designing and planning; issues such as logon failures, replication issues, and group police users and groups management.
• Owned Release to Production Process, Gathered approvals, signoffs from stakeholders and QAs before going to PROD.
• Prepare specs for new infrastructure and VMware servers, disk storage, and network switches, routers, firewalls, and VPN's.
• Used Docker with Chef Cookbooks and Puppet Manifests.
• Developed, customized and build packages on Solaris and RPMs on Linux for deployment on various servers through Software Development Life Cycle.
• Deployed several sets of Linux guest builds from VMware templates, also created VM Templates, cloning and managing Snapshots.
• Worked on open stack implementation and also AWS migration.
• Managed the Release Communication and Co-ordination Process.
• Requirement gathering and validation.
• Used Ansible for configuration management, and Travis for code testing.
• Representation as part of technical team in requirement meetings.
• Aiding in identifying possible solutions and getting consent in JAD sessions with Subject Matter Experts
• Developed Cookbooks, Recipes, Resources and Run lists using chef and Ruby, and deployed using Chef Build tool.
• Served as a key resource on complex and/or critical issues.
• Review work performance by others and provide recommendation in improvement.
• Forecast and plan resource requirement.
• Managed a large team of onshore and offshore resources.
• Authorized deviation from standard.
• Developed or modified procedures that solve complex business problems with due consideration for Hardware/software capacity and limitations, operating times and desired results.
• Analyzed and revised existing functional documentation to meet with changes requested.
• Responsible for meeting or exceeding all defined target goals and milestone dates for the project in order to ensure its overall success.
• Assisted in training Junior level personnel in technical complexities of assigned work.
• Application performance tuning and troubleshooting.
• Setting up Unit test environments, deployment environments and integrating various disparate tools.
• Planning, implementing, documenting and administering changes, releases and configuration control procedure across multiple projects and deployment efforts.
• Administering, maintaining and troubleshooting source and change control repositories
• Verifying and documenting software change, release and configuration process
• Developed build scripts using ANT and MAVEN as the build tools for the creation of build artifacts like war or ear files.
• Maintained the Shell and Perl scripts for the automation purposes.
• Deployed the static content into the web servers like Tomcat, IPlanet and IBM HTTP Server.
• Deployed Dynamic content to Application servers like WebSphere and Weblogic.
• Involved in maintaining and editing Python scripts for application deployment automation
• Involved in editing the existing ANT/MAVEN files in case of errors or changes in the project requirements.
• Involved in development of customized Web applications on top of Orion Frameworks using Web technologies like JSP, Servlets, and Java script.
• Analyzed the existed Win32 C language based installer and redesigned and developed as rich UI based installer using java, XML, XSL, and Install Shield Multiplatform (ISMP), which installs various Content Management products developed to Windows Operating System.
• Written Oracle Admin schema using SQL, which creates Orion Oracle database instances in Oracle 10g and Oracle9i.
• Implemented various customized java beans, which creates Windows start up services for Storage Server and Command Server, Updates registry entries, executes Oracle database schema, installs web based and console based applications.
• Involved in migration of code in CORBA framework to Java/J2ee framework.
• Production support to fix bugs in products.
• Mentored junior developers in design and development.
• Discussed and presented architectural designs to the senior management and client.
• Having the responsibility to test the use case by writing the Unit test cases and having good knowledge in usage of J-unit to test the application.
• Good experience in debugging the application by running the server in debug mode and having the experience in usage of log4J to persist the data in log files.
• Have the responsibility as a UAT support for the project till the project goes into the production.

Environment: Subversion, JIRA,Perl,Java,Python,Puppet,VM ware,Chef, WebSphere Application Server,VPN,Aws,JBOSS Application Server, Tortoise, SVN, UNIX, Linux, ANT, MAVEN.

Confidential - Oakland, CA

Build and Release Engineer

Responsibilities:

• Modeled the structure for multi-tiered applications orchestrate the processes to deploy each tier.
• Worked on JIRA to capture, organize and prioritize issues, and issue management.
• Used Confluence to create, share and discuss content and projects.
• Proposed and implemented branching strategy suitable for agile development in Subversion.
• Installed and configured Jenkins for Automating Deployments and providing an automation solution.
• Integrated Subversion into Jenkins to automate the code check-out process
• Used Jenkins for automating Builds and Automating Deployments
• Used various plug-ins to extend the base functionality of Hudson/Jenkins to deploy, integrate tests and display reports
• Owned build farm and produced effective multiple branch builds to support parallel development
• Owned Release to Production Process, Gathered approvals, signoffs from stakeholders and QAs before going to PROD.
• Managed the Release Communication and Co-ordination Process.
• Developed build scripts using ANT and MAVEN as the build tools for the creation of build artifacts like war or ear files.
• Maintained the Shell and Perl scripts for the automation purposes.
• Involved in editing the existing ANT/MAVEN files in case of errors or changes in the project requirements.
• Performed setup of clustered environment setups with WebSphere Application Server.
• Wrote scripts to perform deploys to tomcat Webserver and WebSphere App Servers
• Proposed and implemented branching strategy suitable for agile development in Subversion.
• Imported and managed multiple corporate applications in Subversion (SVN).
• Provided end-user training for all Subversion (SVN) users to effectively use the tool.
• Owned build farm and produced effective multiple branch builds to support parallel development
• Owned Release to Production Process, Gathered approvals, signoffs from stakeholders and QAs before going to PROD.
• Managed the entire Release Communication and Co-ordination Process.
• Helped in Application Monitoring Setup by scanning the logs at various levels and notifying appropriate teams by email alerts.
• Performed a few Database administration tasks on Oracle server like DB Creation, DB backup/restores, shrinking space etc.
• Prepared mock cutover/cutover plans for pre-prod and prod environments and discussed with all the resources involved in the release
• Aligned the resources with the help of PM for a Mock cutover and cutover (Prod Release)
• Used Expect scripting initially before Anthill to perform automated deployments to all environments.
• Used SQL and PL/SQL scripts to check the data integrity on an Oracle data base.
• Experience in partially administering JIRA for issue management.

Environment: IBM Rational Clear Case, WebSphere Application Server, JBOSS Application Server, UNIX, Linux, ANT, MAVEN, Jenkins.

Confidential

Systems Administrator

Responsibilities:

• Experience in implementing and configuring network services such as HTTP, DHCP, and TFTP.
• Install and configure DHCP, DNS (BIND, MS), web (Apache, IIS), mail (SMTP, IMAP, POP3), and file servers on Linux servers.
• Create file transfer server for customer data exchange.
• Automate network configuration management for all cloud environments.
• Prepare specs for new infrastructure and VMware servers, disk storage, and network switches, routers, firewalls, and VPN's.
• Configuration and troubleshooting for Red Hat Linux.
• Administered Linux servers for several functions including managing Apache/Tomcat server, mail server, and MySQL databases in both development and production.
• Installed Red hat Linux using Kickstart and applied security patches for hardening the server based on the company's policies.
• Bash shell-scripts to automate routine activities.
• Monitored trouble ticket queue to attend user and system calls.
• Experienced working with Preload Assist and PICS projects.
• Migrated database applications from Windows 2000 Server to Linux server.
• Installing and setting up Oracle9i on Linux for the development team.
• Linux kernel, memory upgrades and swaps area. Red hat Linux Kickstart Installation.
• Capacity Planning, Infrastructure design and ordering systems.
• Design, build, and maintain production network RAID storage system.
• Diagnosed hardware and software problems and provided solution to them.
• Updated data in inventory management package for Software and Hardware products.
• Worked with DBAs on installation of RDBMS database, restoration and log generation.

Environment: HTTP, DHCP, TFTP, DHCP, DNS, Oracle 9i/10g, Samba, VMware Tomcat 3.x,4.x,5.x, Apache Server 1.x,2.x, Bash, MYSQL