SUMMARY:

• Overall 5+ years’ experience in hosting different applications and services in AWS Cloud platform for different customers by estimating growth patterns, storage and bandwidth costs, SLAs, backup, and disaster recovery and LINUX administration.
• Practiced Agile Methodology for a long time and worked on various DevOps tools and techniques.
• 3+ years experience in Continuous Integration tools like Jenkins
• Design AWS Cloud Formation templates to create custom sized VPC, subnets, NAT to ensure successful deployment of Web applications and database templates.
• 3+ years in Design highly available, cost effective and fault tolerant systems using multiple EC2 instances, Auto Scaling, Elastic Load Balance and AMIs.
• Good knowledge in managing various application servers like WebSphere, Tomcat.
• Worked on various version control repositories like SVN, TFS and GitHub
• Design roles and groups for users and resources using AWS Identity Access Management (IAM).
• Continuous integration and automated deployment and management using Jenkins, Puppet, Chef, Maven, Ant, Docker, Ansible or comparable tools.
• Good experience on implementing Puppet to convert Infrastructure as code.
• Worked on creating various modules in Puppet and automated various facts.
• Added multiple nodes to enterprise Puppet master and managed all the Puppet agents.
• Provide highly durable and available data by using S3 data store, versioning, lifecycle policies, and create AMIs for mission critical production servers for backup.
• Helped developers in installing Gradle and provided them guidance on creating build scripts.
• Configured Jenkins to SVN and Artifactory. Managed plugins to various tools.
• Granted access to multiple developers to Jenkins and SVN.
• Created module for VMWare log tool LogInsight and installed LogInsight through Puppet on various nodes.
• Helped QA team to create multiple test cases and check the build success through Jenkins.
• Use Amazon RDS to manage, create snapshots, and automate backup of database.
• Document system configurations, Instance, OS, and AMI build practices, backup procedures, troubleshooting guides, and keep infrastructure and architecture drawings current with changes.
• Good understanding of ELB, general networking principles, firewalls, routing technologies and DNS (Route 53).
• Developed build and deployment scripts using ANT and MAVEN as build tools in Jenkins to move from one environment to other environments.
• Good knowledge on Linux administration and shell scripting.
• Utilize EBS to store data persisting’s and Remit failure by using Snapshots.
• Utilize Amazon Glacier for archiving data.
• Used SQL to perform basic database administration.
• Manage network security using Security Groups, and IAM.
• Stay current with the latest features/capabilities of the AWS platform.
• Utilize CloudWatch to monitor resources such as EC2, CPU memory, Amazon RDS DB services, SQL tables, EBS volumes; to set alarms for notification or automated actions; and to monitor logs for a better understanding and operation of the system.
• Write/Modify Puppet recipes for configure nodes
• Focus on continuous integration and continuous deployment and promote enterprise solution deployment assets to target environments.
• Partner with platform data and app teams to make sure architecture and infrastructure meet business requirements.
• Create training modules designed to assist and train on boarding new employees.
• Excellent problem solving skills, including the ability to foresee problems before they occur.
• Amazon AWS - EC2 VPC and Virtualization, VMWare server Infrastructure build design DevOps solutions.

TECHNICAL SKILLS:

Version Control: SVN, GIT, VSS, PVCS, CVS, Clear case

Continuous Integration: Hudson, TeamCity, Jenkins, Cruise-Control, Bamboo

Deployment: Puppet, Shell, Confidential PPM, Chef,Docker

Build Tools: ANT, MAVEN, Make, Nexus

Scripting: Very strong scripting skills using Unix Shell and Ruby, Python

Installer Development: RPM, Install-shield

Release Orchestration: Rundeck, Puppet, Chef

Quality Systems: ISO and CMMI compliance and auditing Understanding of Core Java and VB6 code

Database: Introductory knowledge of SQL & PL-SQL for PostgreSQL, and Oracle

Operating Systems:: Sound knowledge of Linux, Solaris and Windows

Defect Management & Code review:: Crucible, Confidential service Centre, Bug-zero, mantis, JIRA

Web & Application Servers: Weblogic, Apache, Apache Tomcat,Jboss,Websphere

WORK EXPERIENCE:

DevOps/System Engineer

Confidential, OHIO

Responsibilities

• Application Deployments & Environment configuration using Chef and Ansible.
• Managing virtual machines using VM ware, Oracle Virtual box, Docker.
• Created Chef cookbooks for sudo users and network configurations using Chef Server
• Maintaining automated environment using Chef Recipes and cookbooks.
• Primarily used Ruby to write GIT applications and Chef Recipes.
• Installing, configuring and administering Jenkins CI tool on Linux machines and u sed Jenkins for Continuous Integration and deployment into different Web/ Application Servers.
• Extensive experience in hosting applications along with building and testing the applications using Jenkins.
• Used Jenkins for Automating Builds and Automating Deployments.
• Implemented the setup for Master slave architecture to improve the Performance of Jenkins.
• Developed build and deployment processes for Pre-production environments.
• Used GIT HUB as source code repositories.
• Managed GIT repositories for branching, merging, and tagging.
• Integrating Nagios with other monitoring/alert solutions
• Worked on User administration setup, maintaining account, Monitor system performance using Nagios.
• Involved installing and managing different automation and monitoring tools on Redhat Linux like Nagios.
• Developed build scripts using Gradle and MAVEN as the build tools for the creation of the build artifacts like war/jar or ear files.
• Virtualized the servers using the Docker for the test environments and dev-environments needs. And also configuration automation using Docker containers.
• Developed Python, Shell and Ruby Scripts for automation and monitoring purpose.
• Developed and implemented Software Release Management strategies for various applications according to the agile process.
• Involved for setting up of Subversion-SVN server, server maintenance, Client machines setup.
• Imported and managed multiple applications in Subversion (SVN).
• Managed branching and Merging in a multi-project environment.
• Responsible for the development and maintenance of processes and associated scripts/tools for automated build, testing and deployment of the products to various developments.
• Used various networking tools such as ssh, telnet, rlogin, ftp and ping to troubleshoot daily networking issues.
• Responsible for the Plugin Management, User Management, Build/Deploy Pipeline Setup and End-End Job Setup of all the projects.
• Ability to work with SQL queries across multiple database and applications.
• Managed email (Postfix and Send mail), LDAP and Oracle services.
• JIRA is used as ticket tracking, change management and Agile/SCRUM tool.
• Involved in all projects that move to production and work closely with the Data Center, Development, Quality Assurance and Management teams to ensure cross communication and confirmed approval of all production changes.

Environment: GIT, Jenkins, ANT, Maven, Chef, JIRA, Python Scripting, Docker, SQL, Ruby, Nagios, Shell, Data Center, DEV, QA, Tomcat, SVN, LDAP, Postfix, SendMail.

Confidential

Build & Release Engineer

Responsibilities:

• Worked closely with the Development Team in the design phase and developed use case diagrams.
• Coordinating the resources by working with Project Manager's for the release and all the other Operational Projects
• Worked within the One Ops Cloudenvironment for integration & Deployment stages .
• Performed dev ops for Linux and Windows platforms.
• Source code configuration tools Subversion and GIT used for different projects.
• Maintained versioning of Artifacts by SonatypeNexus for continuous Integration.
• Involved in the creation of web services (Used SOAP, WSDL, and XML).
• Implementation and Deployment of UrbanCode/ Udeploy application to dynamically deploy Company Website Build's.
• Deployed and configured Chef Server and Chef Solo including bootstrapping of Chef Client nodes for provisioning.
• Focused on automation, integration, monitoring and configuration management.
• Carried Deployments and builds on various environments using continuous integration tool.
• Monitored developed applications and fixed bugs.
• Created Webb pages using PHP, MYSQL to display info regarding several GIT repositories using Stash Rest API, Python and shell script.
• Configured kick start server and updating/applying patches to the servers using Red hat Satellite server.
• Automation of test cases is done by integrating the HPQCplug-in with JenkinsServer which will automate whenever there is latest package available through the CI server.
• Build, configured and support Application team environments.
• The Code quality of Java applications is implemented by Sonar Cube , which is automated by configuring with CI Server .
• Wrote code and designed continual updates.
• Worked on Confluence to share knowledge with other teams
• Completed load and performance testing of extremely complex systems.
• Streamlined applications delivery to get applications out to customers faster.
• Utilized SQLdatabase systems.
• Completed load balancing and proxying of systems, servers and components.
• Maintained SVN repositories for dev ops environment: automation code and configuration
• Developed automation and deployment utilities using Ruby and Bash .
• Wrote custom monitoring and integrated monitoring methods into deployment processes to develop self-healing Solutions.
• Developed and implemented the software release management for the release of web applications.

Environment: s: Subversion, Hadoop,Jenkins GIT, Java/J2EE, JDK, ANT, MAVEN, DB2, UNIX, Windows XP, Web Logic, Confidential Quality Center.

Tech Global, Hyderabad, India

Linux/Unix Admin

Roles & Responsibilities:

• Managed AIX server’s backups, restores and general system administration.
• Handled user and client security and access on AIX and Linux servers for remote access.
• Wrote Perl and shell scripts for data mining and data integration solutions to reduce labor force and data entry.
• Maintained multiple Oracle databases with an Apache/Tomcat web front end.
• Using Korn Shell, Shell and Perl I was able to develop scripts to automate most of our
• Day to day processes that allowed for more time to be spent on developing new and improved ways of meeting the needs of our clients.
• Patched Linux, Windows and Oracle systems regularly.
• Assisted in security functions to make sure all servers were operating under PCI compliance.
• Deployed new trading partners into production and designed the system architecture required for their specific needs.
• Implemented new EDI standards and new mapping functionality to handle more in depth requirements.
• Assisted in planning and testing new applications and operating systems
• Setup of Environments and Networks
• Installation of Linux, Unix and Windows Servers
• Administration of Linux, Unix and Windows Application Servers
• Supported Linux Oracle Servers In Terms of Troubleshooting and General Maintenance
• Scripting on Linux, Unix and Windows Servers
• Installation of Linux servers for Web Serving, File Sharing, Database, and Subversion
• Maintenance of a Linux Firewall System
• Management of Internal Systems and Hosted Systems

Environment: s: RHEL 4/5/6, Solaris 8/9/10, AIX 5.1/5.3, Solaris Volume Manager (SVM/SDS), Redhat Logical Volume Manager (LVM), UNIX shell scripting, CVS, Subversion (SVN), Jboss, UNIX shell scripting.