SUMMARY:

• More than 9 years of experience in Information industry, involved in complete SDLC with responsibilities including Analysis, Design, Development, Implementation, Support, Testing and release of various Enterprise - wide Software Applications.
• Worked as Build/Release/Deployment/Operations (DevOps) Engineer with good understanding of the principles.
• Worked as a Linux/Unix Administrator and expertise in PC assembling, troubleshooting creating and configuration of servers.
• Extensive experience with Source Code Management tools like Subversion (SVN), GIT, right from planning, installation, configuration, facilitating a good CM environment with a very well defined branching, merging & tagging process, trained all users, maintaining/troubleshooting the CM tool in UNIX and Windows environment.
• Excellent experience in working with version control tools like Subversion (SVN), and GIT.
• Strong knowledge on source code control concepts like creating Branches, Merges and Tags.
• Good experience at automating the release process of products using Shell scripts with tools like Apache Ant, Maven.
• Ability in Authoring and Maintaining of XML’s, Shell Scripts and Perl Scripts.
• Extensive experience in installing, configuring, troubleshooting, maintaining, implementation, and support on Red hat Linux, CentOS, SUSE and Ubuntu.
• Experience on working with VMware Workstation, Virtual Box, and Oracle Virtual Machine.
• Experience in configuring and administration of Linux servers running Red hat.
• Hands on experience and administrating Continuous Integration (CI) tools like Jenkins.
• Extensively worked on Hudson/Jenkins, for continuous integration and end-to-end automation for all build and deployments..
• Prior experience in software development lifecycle (SDLC) using COBOL, DB2, JCL, FILE-AID, CHANGEMAN, SQL, XPEDITER, VSAM, ISPF, TSO, SPUFI, CICS, XMODS
• QMF, SPUFI on OS/390 mainframe technologies and well versed with RDBMS like DB2.
• Excellent communicative, interpersonal, intuitive, analysis and leadership skills with ability to work efficiently in both independent and team work environments. Ability to learn and adapt quickly to emerging new technologies/frameworks/environments. Self-motivated and self-reliant and can adapt to any kind of environment.

TECHNICAL SKILLS:

Operating Systems: Linux/Unix (Redhat, Ubuntu), MVS/ESA, OS/390, Windows XP, Windows NT, MS-DOS

Databases: DB2, VSAM, TERADATA

Languages: Python, power shell, COBOL, SQL

OLTP: IIS, CICS

Tools: Jenkins, Puppet, Maven, GIT, ANT, Chef, Virtual Machines, Changeman, File-Aid, Xpediter Easytrieve.

Professional Skills: As DevOps Engineer, System Analyst, and in Developer roles.

PROFESSIONAL EXPERIENCE:

Confidential, Bentonville, AR

DevOps Engineer

Responsibilities:

• Actively involved in AGILE/SCRUM Methodologies of project execution.
• Updated and automated Release reports for Change Management.
• Supporting Local System Administrators to troubleshoot Configuration Management issues.
• Analyzing and recommending hardware and software needs and installing them.
• Created and maintained continuous build and continuous integration environments in SCRUM and agile projects.
• Automated Linux production servers setup using Puppet scripts. Used these scripts to replicate production build environments on a local dev boxes using Vagrant and Virtual Box.
• Documented release, builds and source control processes and plans.
• Worked on building and deploying Java code through Jenkins.
• Used Jenkins/Hudson to automate builds and deployments.
• Managing and Creating run Environments on Linux or windows platform using Tomcat, Intel SOA express, ISS, glassfish, and other application servers.
• Worked closely with development team and SQA team for product releases.
• Coordinated the build and deployment bottlenecks with the development team.
• Strengthening security by implementing and maintaining Network Address Translation in company’s network.
• Point of contact between different teams to complete all the Build and Release activities.
• Supported small to medium sized projects using GIT.
• Involved in Setting up Continuous Integration Environment using Jenkins and responsible for design and maintenance of the GIT Repositories, views, and the access control strategies.
• Worked with Performance engineers on Configuration of the environment.
• Performed weekly and on-call deployments of application codes to production environments.
• Created and deployed a tool to automate branch and project creation in subversion using Perl and Puppet scripts.
• Wrote Shell and Python scripting to automate the regular tasks like removing core files, taking backups of important files, file transfers among servers.

Confidential, Bentonville, AR

Mainframe developer

Responsibilities:

• To Come up with Design and interact with Business Analyst and Customers on the different functionalities of the application.
• Coordinating with other third-party vendors throughout the development phase to ensure feature compatibility of the application.
• Reviewing Code, Unit test cases and also ensuring team’s support in Integration testing.
• Implementing the components in a phased manner ensuring zero-impact migration from the existing application to the new application.

Confidential 

Mainframe developer

Responsibilities:

• Involved in Analysis, Coding and Testing of COBOL programs
• Used IBM utilities to allocate new datasets: catalog/ uncatalog datasets; compress datasets, dataset information, and copy/move datasets, dataset matching etc.
• Review and Debugging using Xpediter.
• Test Cases preparation and Unit Testing.
• Configuration management using XMODS.
• Prepared the testing data using File-Aid and SPUFI
• Prepared embedded SQL’s, report generation for client request using SPUFI and QMF.
• Prepared JCL’s for Integration Testing
• Supporting the System Integration testing and User Acceptance testing.
• Maintained the quality standards and documentation.
• Generation of weekly status reports
• Documentation maintenance and documentation of all abends.