SUMMARY:

• DevOps Engineer around 6 years of experience that includes Software Configuration Management ( SCM ), CI/CD process, Automation, Release Management and Cloud Computing.
• Experienced at Software Development Life Cycles( SDLC ) Waterfall Methodologies and Agile Programming Methodologies.
• Understanding of the principles and best practices of Software Configuration Management (SCM) processes, which include compiling, packaging, deploying and Application configurations.
• Experience with Source Code Management (SCM) tools like Subversion (SVN), GIT/ GITHUB
• Experience in Systems Administration (Installation, Configuration, Tuning and Upgrades of Linux (RedHat, Ubuntu and Oracle), Windows, UNIX platforms
• Worked with automation tools like Jenkins, Hudson, Bamboo, uDeploy to implement the End to End Automation.
• Experience in working with configuration management tools like Puppet, Chef and Ansible. Experience in setting up Puppet Master, Puppet Agents for managing enterprise policies and configurations.
• Experience with Nexus and Artifactory as a repository management tools.
• Experience with Shell/Bash,Ruby scripting language and good understanding knowledge on Python.
• Worked on volume of nodes on Cloud Computing Platform AWS for building, deploying and managing applications and services.
• AWSCloud platform and its features which includes EC2, VPC, EBS, AMI, EBS, CloudWatch, Cloud Front, IAM, S3, Elastic Beanstalk,Lambda, Route53.
• Automation of the services on Cloud stack - Openstack, Google compute engine.
• Experience with Kubernates, Docker with Mesos and Marathon.
• Good command on using bug tracking tools like JIRA and Remedy, HP and QualityCenter.
• Developed Ruby mostly on GNU/Linux especially Red Hat, Ubuntu.
• Experience in using build tools like MAVEN and ANT for the building of deployable artifacts such as war & ear from source code.
• Experience with monitoring tools Nagios, Splunk, AWS Cloudwatch, CloudTrail and SNS services.
• Experience in deploying the code on web application servers like IBM Web Sphere and Tomcat.
• Experience in integrating Unit Tests and Code Quality Analysis Tools like JUnit, Cobertura.
• Experience of working with the release and deployment in Java/J2EE Web applications environment.
• Experienced in Querying RDBMS such as Oracle, MYSQL and SQL Server by using SQL for data integrity.
• Experience in writing Shell and Perl scripts to automate the deployments.
• Worked on Identity and Access Management IAM products to initiate, capture, record and manage user identities and their related access permissions in an automated fashion.
• Good Interpersonal Skills, team-working attitude, takes initiatives and very proactive in solving problems and providing best solutions.
• Good knowledge on ITIL Process and have worked on coordinating releases across the projects.
• Experience in troubleshooting the problems generated while building, deploying and in production support.
• Experience in writing Ant and Maven build scripts for creating the builds (.jar .war and. ear) for the applications.
• Experienced in WAMP (Windows, Apache, MYSQL and Python) and LAMP (Linux, Apache, MySQL and Python) Architecture.
• Designed and support all internal and client databases through LAMP Stack environment, as well as websites, version tracking software (git), ticket support system and WordPress.

TECHNICAL SKILLS:

Operating Systems: MS Windows, Linux (Red Hat), UNIX, centos

Version Control Tools: CVS, SVN, IBM Rational ClearCase, GIT

Languages/Scripting: XML, Java/J2EE, Shell scripting, Perl scripting, Python, Ruby, SQL, Bash.

SCM Tools: Subversion (SVN), GIT/GITHUB

Monitoring Tools: Splunk, Nagios, App Dynamics.

Virtualization: VMware, Docker,Kubernates.

Cloud Technologies: AWS(Amazon Web Services)

Build Tools: Ant, Maven, GRADLE.

CI/CD Tools: Hudson/Jenkins, AnthillPro, Udeploy

CM Tools: Chef, Puppet, Ansible

Application Servers: Apache Tomcat, Web Sphere, Web logic, JBoss

Bug Tracking Tools: JIRA, Remedy, HP Quality Center

PROFESSIONAL EXPERIENCE:

Confidential, Charlotte, NC

AWS/Devops Engineer

Responsibilities:

• Implemented build automation solutions for products and provide ongoing support and administration for software build and build automation using ANT, Maven, Shell Scripts, Jenkins and Apache Tomcat.
• Managed Version Control Subversion (SVN) and GIT Hub Enterprise and Automated current build process with Jenkins with proposed Branching strategies to accommodate code in various testing cycles.
• Developed continuous delivery product release pipelines, using tools such as Rundeck, Jenkins, and enable release and operations automation using Ansible.
• Worked on microservices project- to build docker containers and deploy to Dev, iTest, Scale, UAT (SIT), PROD.
• Implemented a CI/CD pipeline using Jenkins, Ansible, and Maven in Linux environment.
• Worked on AWS stack - AMI management, auto scaling, Elastic Load balancing, Auto Scaling, Cloudwatch, EBS, EC2, IAM, Route53, S3, VPC. EC2 container service, RDS, CloudFormation,
• Deployed, scaled and managed AWS services using Ansible playbooks.
• Creating builds using power shell Scripts, ANT/Maven scripts manually and automated.
• Implemented & maintained the branching and build/release strategies utilizing GIT and STASH/ Bitbucket.
• Responsible for design and maintenance of the GIT Repositories, views, and the access control strategies.
• Used and Administered Continuous Integration tools Chef and Docker.
• Provisioned EC2 instances, configured autoscaling and defining cloud formationpuppet templates using Ansible modules.
• Worked to setup Jenkins as a service inside the docker swarm cluster to reduce the failover downtime to minutes and to automate the docker containers deployment without using configuration management tool.
• Implemented Docker-maven-plugin in maven pom to build docker images for all microservices and later used Docker file to build the docker images from the java jar files.
• Implemented build stage- to build the microservice and push the docker container image to the private docker registry.
• Worked on end to end setup of the artifactorypro as a docker container with a secure private docker registry and local docker repositories for storing the built docker images.
• Worked on Ansible playbooks to automate the installation of docker-engine, docker swarm cluster.
• Worked on deployment automation of all the microservices to pull image from the private docker registry and deploy to docker swarm cluster using Ansible.
• Worked on Ansible roles to pull the latest successful image from the docker repository through JSON API.
• Worked on building custom python modules.
• Worked on Ansible modules to deploy docker services on the swarm cluster for the entire microservices stack.
• Worked on Docker compose to schedule multiple containers and written compose.yml files to configure and scale multiple application services.
• Worked on building custom python modules.
• Migrated Mesos/Marathon to docker swarm for the micro services project.
• Worked on MAAS for cloud like provisioning for bare metal physical servers and REST API, Web UI and command line client setup.
• Worked on Zero-touch deployment of Ubuntu, RHEL servers and open-source IP address Management (IPAM).
• Worked on server management tool Landscape to deploy, monitor and manage Ubuntu servers.
• Worked on GitLab CI runner for the infrastructure provisioning on micro services project.

Environment: Subversion, GIT STASH, Jenkins, GitLab CI runner,ANSIBLE, JIRA, Maven, AWS, Python, Ruby, Unix, Shell Scripting, Docker Swarm,ELK, Mesos/Marathon, Splunk.

Confidential, Rhode Island

DevOps Engineer

Responsibilities:

• Developed and implemented an agile SDLC and refinement of the Software Configuration Management (SCM) infrastructure.
• Responsible for design and maintenance of the GIT Repositories and performed branching, Merging, tagging and other strategies.
• Worked on Deploying the Java applications into web application servers like Apache Tomcat.
• Implementing new projects builds framework using Jenkins & Maven as build framework tools.
• AWS Cloud management and CHEF Automation.
• Implementing a Continuous Delivery framework using Jenkins, Chef, and Maven in Linux environment.
• Analyzed and Converted ANT scripts to MAVEN to standardize the procedures.
• Used Jenkins for Continuous Integration and deployment into Websphere Application Servers
• Integrated builds with Code Quality Tools like Cobertura and Findbugs and published results on SonarQube.
• Monitor the UAT/Production Environments for any down time issues by performing regular corn job updates in servers.
• Used JIRA for bug tracking and Ticketing.
• Created, Configured and administered Nexus, Artifactory Repository Manager for sharing the dependencies.
• Configured VPC with subnets, route53, IAM, EBS, CloudWatch, cloud formation, S3, Elastic Beanstalk, RDS, high availability and faulttolerance with EC2.
• Automating Operations task with Python and Bash.
• Developed strategies, and contracts for validation of deployments and automated rollbacks in uDeploy.
• Responsible for applying the Software Configuration Management processes to projects, setting up and maintaining TFS/GIT/GitHub infrastructure and supporting a continuous delivery model by automating software build and package migration processes.
• Responsible for build and deployment automation using Puppet, Chef containers and Jenkins.
• Configured and managed Apache Web Server on Linux for web based applications using REST/SOAP, Apache and Weblogic.
• Workflow Management by creating service requests, incidents and change records.
• Configured Elastic Load balancer (ELB) including high availability of ELB using various subnets in various availability zones, configured security settings and health check for application.
• Implemented Zabbix for network monitoring and application monitoring of multiple metrics of various network services, servers in all the environments.
• Designed an ELK (Elastic Logstash Kibana) system to monitor and search enterprise alerts.
• Developed continuous delivery product release pipelines, using tools such as Rundeck, Jenkins, and enable release and operations automation using Chef.
• Worked on Docker open source project by automating the deployment of applications inside software containers.
• Managed Docker orchestration using Docker Swarm.
• Supported and developed tools for integration, automated testing and release management.
• Worked closely with the team to review code for compatibility issues, resolve issues as they arise, and implement deployment processes and improvements on a continuous basis.

Environment: GIT, ANT, Maven, Chef, XML, Jenkins, python, Shell/Bash, groovy scripts, IBMWeb sphere (WAS), JIRA, Kibana, Kubernetes, uDeploy.

Confidential

Build and Release Engineer

Responsibilities:

• Developed installer scripts using Ant, Python and UNIX for various products to be hosted on Application Servers.
• Automated the release pipeline to achieve zero touch deployments using Jenkins, Nexus, and Coordinate/assist developers with establishing and apply in appropriate branching, labeling/naming conventions using GIT source control.
• Analyze and resolve conflicts related to merging of source code for GIT.
• Conceived, Designed, Installed and Implemented CI/ CD automation system.
• Created and updated Bash scripts and modules, files, and packages.
• Responsible for Continuous Integration (CI) and Continuous Delivery (CD) process implementation
• Set up Java environment for the installation of ANT on Linux .
• Troubleshoot Build and Deploy Issues, with little downtime.
• Organized and Co-Ordinated Product Releases, work closely with product development, QA, Support across global locations to ensure successful releases.
• Implemented rapid-provisioning and life-cycle management for Linux using Amazon EC2, Chef, and custom Ruby/Bash scripts.
• Worked on Managing the Private Cloud Environment using Chef.
• Implemented Chef Cookbooks for OS component configuration to keep AWS server's template -minimal.
• Monitoring using Ansible playbooks and has integrated Ansible with Rundeck and Jenkins
• Developed automation framework for Application Deployments to the cloud environments.
• Managed and optimize the Continuous Delivery tools like Jenkins.
• Experience in managing virtual instances and disks using Puppet.
• Deployed Puppet, Puppet dashboard for configuration management to existing infrastructure
• Installed, Configured, Administer Hudson/Jenkins Continuous Integration Tool.
• Automated Continuous Build and Deploy Scripts for Hudson/Jenkins Continuous Integration tool.
• Wrote ANT and MAVEN Scripts to automate the build process.
• Created Docker container using Docker images to test the application
• Provided ANT build script for building and deploying the application.
• Integration of Automated Build with Deployment Pipeline. Currently installed Chef Server and clients to pick up the Build from Jenkins repository and deploy in target environments (Integration, QA, and Production).
• Member of the Technical Design team, Build and Release Module for Development of new products.

Environment: RedHat Enterprise Linux(RHEL) 7/6., Java, Eclipse, Toad, Git, Tomcat, Apache, Ansible, Jenkins, Python, Ruby Chef, JIRA, Maven, Artifactory, Ubuntu, CentOS, AWS, AWS CloudFormation Templates, AWS RDS, AWS Cloud Watch.

Confidential

Systems Administrator

Responsibilities:

• Administered, maintained Red Hat 4.0, 5.0, Window 2000/2003/XP Troubleshooting Hardware, Operating System Application & Network problems and performance issues; Deployed latest patches for, Linux and Application servers, Performed Red Hat Linux Kernel Tuning.
• 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.
• Administered Linux servers for several functions including managing Apache/Tomcat server, mail server, and MySQL databases in both development and production.
• 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.
• Performed Installation of JBOSS Operations Network to monitor Jboss instances, operating system parameters running on different Operating systems.
• Created users, manage user permissions, maintain User & File System quota on Red hat Linux.
• Configured LDAP using Red Hat Directory Server for user authentication.
• Bash shell-scripts to automate routine activities.
• Monitored trouble ticket queue to attend user and system calls.
• Attended team meetings, change control meetings to update installation progress, and for upcoming changes in environment.
• 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: Red Hat Linux 4.0,5.0 AS ES, Oracle 9i/10g, Samba, Squid proxy, VMware Tomcat 3.x,4.x,5.x, Apache Server 1.x,2.x, Bash, LDAP, Kickstart.