SUMMARY

• Versatile DevOps Engineer with nearly 10 years of experience. Seeking to leverage proven Continuous Integration and Continuous Deployment/Delivery skills.
• Experience on various flavors of UNIX system like Red Hat Linux, Ubuntu, CentOS.
• Experience in strategy and practical implementation of Aws Cloud - Specific technologies which include EC2, S3, VPC, ELB, Cloud Front, Cloud Watch, SNS, EMR, ECS, EBS.
• Involved in performance monitoring tools like Iaas, AWS CloudWatch and stack driver.
• Build servers using AWS, launching EC2, creating security groups, autoscaling, load balancers in the defined virtual private connection.
• Deployed Applications into Prod & Pre-Prod environments with various Application server technologies like WebLogic, WebSphere, Apache Tomcat.
• Involved in End-to End, Build and Release Management process using Jenkins, Ant, Maven.
• Good knowledge of virtualization and container technology like Docker and managing Docker-based deployment.
• Experienced working on Docker Hub, creating Docker images and handling multiple images primarily for middleware installations and domain configurations.
• Created additional Docker Slave Nodes for Jenkins using custom Docker images. Worked on all major components of Docker like Docker Daemon, Registry, Swarm etc.
• Configured Docker file with different artifacts to make an image.
• Implemented docker-maven plugin and maven pom to build docker images for all microservices and later used Docker file to build the docker images from the java jar files.
• Used Ansible server and workstation to manage and configure nodes.
• Performed configuration, deployment, and orchestration of cloud resources and enforcing policies on remote systems using automation tools like Ansible, Chef, Puppet.
• Leverage Ansible for provisioning and de-provisioning user accounts on Linux instances.
• Used Ansible roles concept to maintain large playbooks.
• Managed Amazon Web Services (AWS) infrastructure that automate the provisioning of AWS services though Ansible scripts and Cloud Formation Templates.
• Automated webserver content deployments via Shell, Shell script and Groovy scripts.
• Installed Jenkins on a Linux machine and created a master and slave configuration to implement multiple parallel builds through a build farm.
• Created new build jobs, Integration testing jobs and deploy jobs in Jenkins to automate the process.
• Created slaves to implement the build farm where multiple builds run on multiple slave machines in Jenkins.
• CI/CD support for multiple applications using Jenkins, Artifactory and internal deployment tools.
• Used ANT and MAVEN as a build tools on java projects for the development of build artifacts on the source code.
• Expertise with Maven Dependency, plugin and Nexus repository management during the builds.
• Integrated Maven with GIT to manage and deploy project related tags.
• Maintaining source code and performing different operations like branching, merging and tagging as needed.
• Defined application strategies using Git.

TECHNICAL SKILLS

Cloud Infrastructure: AWS, Azure.

Configuration Management Tools: Ansible, Chef, Puppet.

Continuous Integration Tools: Jenkins, Hudson, Bamboo

CI Build Tools: Maven, ANT, Gradle, MS Build

Versioning Tools: GIT, CVS, Subversion, Perforce

Monitoring Tools: CloudWatch, Splunk, Cloud trail, Nagios

Virtualization Tools: VMware vSphere, Oracle VirtualBox

Web application servers: Apache Tomcat, Web Sphere, Web Logic, JBoss

Database: MYSQL, MongoDB, MS SQL, NoSQL

Containerization Tool: Docker, Compose, Swarm, Kubernetes

Programming Languages: C, Java.

Scripting languages: Python, Groovy, Shell.

Markup &Templating: HTML, CSS, Bootstrap

PROFESSIONAL EXPERIENCE

Confidential, Dallas - Texas

Sr. DevOps/AWS Engineer

Responsibilities:

• Designed, configured and managed public/private cloud infrastructures utilizing Amazon Web Services (AWS), including EC2, Elastic Container Service (Docker Containers), Elastic Beanstalk, S3, CloudFront.
• Designed & implemented VPC service for extension of customer’s on-premises datacenter with AWS cloud using AWS VPC and VPN & Direct connect services.
• Worked on multiple AWS instances, set the security groups, Elastic Load Balancer and AMIs, Auto scaling to design cost effective, fault tolerant and highly available systems.
• Used Amazon Virtual Private Cloud (VPC) as a virtual network environment for AWS resources and services.
• Have an Experience in AWS Network administration, AWS instance monitoring, troubleshooting, deployment optimization, root cause analysis and preparing documentation.
• Experienced working on several Docker components like Docker Engine, Hub, Machine, Compose and Docker Registry.
• Container management using Docker by writing Docker files and set up the automated build on Docker HUB.
• Worked on end to end setup of the Artifactory pro as a docker container with a secure private docker registry and local docker repositories for storing the build docker images.
• Used Ansible to manage Web applications, Environments configuration Files, Users, Mount points and Packages.
• Used Ansible server and workstation to manage and configure nodes.
• Worked with Ansible playbooks for virtual and physical instance provisioning, configuration management, patching and software deployment on AWS environments through automated tools, Ansible / custom pipeline.
• Wrote deployment recipes for infrastructure management using Terraform.
• Patching of EC2 instances within a maintenance window using Ansible and perform security updates of same instances for the remediation of system vulnerabilities.
• Implemented Shell and Python scripts for release and build automation. Manipulated and automated scripts to suit requirement.
• Implemented Continuous Integration (CI) and Continuous Deployment using Jenkins.
• Integrated Jenkins with various DevOps tools such as Nexus, SonarQube, and Ansible etc.
• Administered and Engineered Jenkins for managing weekly Build, Test and Deploy chain, GIT with Development/Test/Production Branching Model for weekly releases.
• Build end to end CI/CD pipelines in Jenkins to retrieve code, compile applications, perform tests and push build artifacts to Nexus.
• Used Maven as build tools on java projects for the development of build artifacts on the source code.
• Experienced in authoring pom.xml files, performing releases with the Maven release plugin, managing Maven repositories.
• Integrated Maven with GIT to manage and deploy project related tags.
• Analyze and resolve conflicts related to merging of source code for Git.
• Administered Git for version control to include branching and merge management.

Environment: Linux, Git, Maven, Tomcat, Nexus, Jenkins, Ansible, AWS (EC2, S3, EBS, VPC, ELB, CloudWatch), Splunk, Jira, Docker, Docker swarm, CloudFormation Template, SonarQube, Python, Shell, Cobertura, Selenium.

Confidential, Chicago-Illinois

DevOps Engineer

Responsibilities:

• Hands on experience in AWS services like EC2, S3, EBS, Autoscaling and IAM.
• Involved in Architect, build and maintain highly available secure multi-zone AWS cloud infrastructure utilizing Ansible with AWS CloudFormation and Jenkins for continuous integration.
• Experience in creating secured cloud infra using (VPC) for staging and development environment on AWS.
• Worked on multiple AWS instances, set security groups, Elastic Load Balancer and AMIs.
• Knowledge of Docker and managing Docker -based deployment.
• Experienced with environment provisioning and orchestration tool like Docker.
• Worked on Docker machine to install docker-engine and managed virtual hosts in the data center.
• Implemented Docker automation solution for Contiguous integration / Continuous Delivery model.
• Proficient with Ansible Playbooks, modules and roles.
• Worked on Ansible for configuration management and infrastructure automation.
• Automate infrastructure creation, deployment and recovery using Ansible, Docker, Terraform & Jenkins.
• Configured Docker file with different artifacts to make an image and using chef cookbooks deployed those Docker images to different servers for running the application on containers.
• Set up Jenkins server and build jobs to provide continuous automated builds based on polling the GIT during the day.
• Used Chef for server management automation. Created several Cookbooks and Recipes to build servers (VMs) on AWS.
• Created Python & UNIX scripts for build activities in QA, Staging and Production environments.
• Installation &maintenance of JIRA and confluence systems in Linux environment.
• Software builds using Jenkins with Tomcat Apache Administration.
• Building and maintaining CI/CD toolkit for monitoring, troubleshooting and resolving s in dev, test, prod environments.
• Created Jenkins workflows for pre-deployment process on both QA and preproduction environments.
• Managing Maven repositories for java projects.
• Expertise with Maven Dependency, plugin and Nexus repository management during builds.
• Installed and administered Artifactory repository to deploy the artifacts generated by Maven and to store the dependent Jars which are used during the build.
• Hands on experience in installing and administrating CI tools like Jenkins, Git and Bit-Bucket.
• Administered GIT for version control to include branching and merge management.
• Worked with GIT and Subversion to manage source code.
• Created post commit and pre-push hooks in GIT repos.
• Configured & managed source code by Git and resolved code merging conflicts with application developers.

Environment: Git, Maven, Tomcat, Nexus, Jenkins, Ansible, Chef, AWS, Docker, Python, Shell, SonarQube, Linux.

Confidential

Build & Release Engineer

Responsibilities:

• Maintained build release scripts developed in ANT and Maven. Modified build and configuration files including pom.xml.
• Wrote shell scripts and automated creating projects in Jenkins and Nexus repository as part of release process.
• Responsible for branching and merging of code base for various, parallel releases.
• Installed Jenkins and perform troubleshooting during installation to implement the CI process for the java application builds.
• Responsible for automating the build process using Jenkins. Developed and maintained tools that automate the building of software releases for an Agile based software development process.
• Continuous Delivery (CD) is being enabled through Deployment into several environments of Test, QA, Stress and Production using Jenkins.
• Worked on Nexus, Artifactory Repository managers for Maven builds to upload/download the built Artifacts.
• Built EAR and WAR files with custom configuration setting using Maven Tool Kit.
• Setting up continuous integration and formal builds using Jenkins with Maven and Tomcat repository.
• Managed Maven project dependencies by creating parent-child relationships between projects.
• Installed and administered GIT and ensured reliability of application besides working on branching strategies for GIT.

Environment: Ant, Maven, Jenkins, Nexus, SVN, JBoss, Shell, Perl, Bash, Jira, Tomcat, Linux, Unix

Confidential

Linux administrator

Responsibilities:

• Installing operating systems Linux and HP according to business requirements.
• Troubleshooting the issues ranging from Linux and SAN environments.
• Creating and maintenance of virtual machines in VMware ESX.
• Experienced in creation and managing user accounts, security, rights. Disk space and process monitoring in RedHat Linux.
• Installs, configures and supports Apache on Linux production servers.
• Remote system administration via tools like SSH and Telnet and configuring key based authentication.
• Experience with configuring firewalls using Linux. Familiar with configuring advanced features such as NAT, port redirection, and logging.
• Administrated DHCP, DNS, and NFS services in Linux.
• Used SCP to update systems and transfer files to different systems as needed.

Environment: Red Hat enterprise Linux, Ubuntu server 64-bit, LAMP, CentOS, Debian, SSH, Apache Web Server.

Confidential

Java Programmer

Responsibilities:

• Analyzing the project requirements.
• Designing and Coding the interfaces and model elements
• Coded the JSP pages to collect the user information.
• Designed the controllers and actions to execute the appropriate business logic
• Designed DB Controls, Database Scripts, for creating tables, populating data
• Implementing validation using WebLogic workshop.
• Using PL/SQL wrote DB queries for DDL and DML queries also writing stored procedures, Views functions and procedures
• Performing Unit Testing, IST, UAT
• Deploying the code in the Dev WebLogic Application Server
• Implemented and maintained. Resolving the quality assurance issues.

Environment: WebLogic Application Server, WebLogic workshop, JDK, CVS, Java Beans, Struts, JSP, HTML, JavaScript,Oracle, UNIX and Windows XP professional.