SUMMARY

• Having 8 plus years of experience in high available business critical applications for enterprise customers in the area of Cloud computing, Devops, middleware administration and also Linux administration.
• Experience with VMware vSphere ESXi.
• Worked on amazon web services infrastructure with automation and configuration management tools like Ansible, puppet and Chef.
• Having knowledge on Docker swarm, to implement Docker containers.
• Proficient in using AWS services like EC2, EBS, S3, IAM, RDS, VPC, Cloud watch, cloud front, cloud formation, elastic load balancing and auto scaling.
• Having experience on full life cycle release steps from build release to deployment (Jenkins, artifactory, Ansible /puppet)
• Strong experience on Linux/Unix environment administration.
• Having knowledge on Git and SVN for source code management tool.
• Familiar with ant and maven build tools.
• Having experience on Jenkins for Continuous integration for code pipeline.
• Hands on experience in weblogic administration from dev environment to production.
• Hands on experience in tomcat/jboss administration.
• Having knowledge on java based application deployments to dev/qa/stress/prod environments.
• Having experience on installing and configuring Apache webserver as proxy server for weblogic managed servers.
• Having experience on Nagios monitoring tool.
• Competently migration of engineering resources from LDAP to AD user authentication.
• Strong exposure in DNS, DHCP, HTTP, TCP/IP Stack, RAID etc.,
• Very good understanding of SDLC Methodologies like Agile, Waterfall etc.
• Having experience on Jira for ticket monitoring and bug tracking system.
• Experience in writing Shell and python scripting.
• 24x7 on call support and also documenting all the processes on issues caused and its solutions in timely manner.

PROFESSIONAL EXPERIENCE

Confidential, Irving, TX

Devops /AWS Cloud Engineer

Responsibilities:

• Experience in designing and deploying AWS Solutions using EC2, S3, EBS, Elastic Load balancer (ELB), auto scaling groups
• Created AMI images of critical ec2 instances as backup using AWS CLI and GUI
• Build servers using Amazon Web Services: Importing volumes, launching EC2, creating security groups, auto - scaling, load balancers in the defined virtual private connection
• Configured Docker Containers and created Dockerfiles for different Environments.
• Having good Experience in DevOps tools like Chef and Puppet for deployment.
• Responsible for Continuous Integration (CI) and Continuous Delivery (CD) process implementation from Dev to Production systems using Jenkins, GIT, Puppet automation tool.
• Responsible for building/deploying fully automated repeatable deployments to company production and non-production environments using JENKINS & BUILD Pipelines, ANT, MAVEN, Shell.
• Used Maven and Ant for building the packages for application layer modules.
• Used Jenkins Plug-ins to inspect logs to determine if key metrics are affected, positively or negatively
• Created, Deployed and Managing Docker images and containers / supporting Docker containers in production and Deployed the Docker containers to AWS.
• Created Images from the container and logging into hub from Docker CLI and pushing images to Docker hub repository.
• Wrote Puppet manifest for different deploy needs and checked with Puppet lint before committing and using puppet code to control the node’s package version to ensure every node has same package
• Strong proficiency in supporting Production Cloud environments (AWS, Azure, VMWare) as well as traditional managed hosted environments
• Migrated VMWARE VMs to AWS and Managed Services like EC2, S3 Bucket, Route53, ELB, EBS, CloudFormation, Lambda, IAM
• Experienced in writing shell scripts to automate the administrative tasks using Cron jobs.

Technologies: Amazon Web Services (AWS) EC2, Route 53, S3, VPC, IAM, Cloud Watch Alarms, Cloud Formation, Azure, SNS, SES, SQS, GIT, GIThub, Jenkins, Docker, MongoDB, Puppet, Nagios, Lainux.

Confidential, Arlington, VA

DevOps/ Build Release Engineer

Responsibilities:

• Implemented Devops methodology using Jenkins, Artifactory manager and Ansible.
• Implemented and maintained monitoring and alerting of production servers as EC2 and S3 Buckets.
• Configured S3 buckets and also created static web pages (product image content) to integrate with web store content.
• Created Security Groups to develop a logical firewall to secure high available applications hosted on EC2 instances.
• Used Amazon Route S3 to manage DNS zones and also give public DNS names to ELBs.
• Configured Auto Scaling Groups based on CPU and memory if we faced any uneven spikes to reduce outage situation for high available production servers.
• Used Amazon RDS multi-AZ for automatic failover and high availability at the database tier for Maria DB workloads.
• Created 53 buckets and attached proper IAM roles and policies to upload and download application specific xml feeds from Ec2 instances.
• Worked on proof of concept to implement openshift as a PAAS.
• Configured Jenkin Jobs on Maven and Ant.
• Installed and configured Gitlab server for in house version control purpose.
• Installed and configured SVN server as per client requirement (on client data center).
• Installed and configured Artifactory manager (repository manager) and integrated with Jenkin jobs.
• Configured AWS RDS as a database service.
• Installed and configured Puppet server and agents.
• Installed and configured chef workstation, chef server and chef client node using open source chef tools.
• Worked on production issues which related to ongoing or day to day operational environment.
• Responsible to implement automated ansible playbooks for repeatable tasks.
• Configured Splunk forwarders for log analysis.
• Implemented Docker containers for test and dev environments.
• Created Docker Swarm for tomcat container cluster requirement. experience in, Python, C++

Technologies: SVN, ILA, AWS (EC2,VPC,ELB,S3,RDS,Cloud watch, Cloud Formation, Route 53, Cloud front), Python, C, C++, Weblogic application server, Apache webserver, Ansible, puppet, Jenkins, shell scripting, Ruby, Maven and Ant.

Confidential, Sunnyvale, CA

DevOps/ Build Release Engineer

Responsibilities:

• Managed Amazon EC2 instances with the help of chef.
• Performed a POC for AWS code deploy services pushing artifacts into S3 and performing deployments onto on Demand instances created on the fly.
• Integrated Amazon Cloud Watch with Amazon EC2 instances for monitoring the log files, store them and track metrics.
• Created AWS S3 buckets, performed folder management in each buckets, Managed cloud trail logs and objects within each bucket.
• Worked on creation of custom Docker container images, tagging and pushing the images.
• Worked on creating the Docker containers and Docker consoles for managing the application life cycle.
• Build the development, staging and production software environments and their infrastructure.
• Continuously look to improve the scalability of the build, release, and deployment processes and operation.
• Coordinate and support project branches merging process with source code control.
• Creation and maintenance of Jenkins jobs.
• Investigation of issues found in the production environment, Apache Tomcat configuration and support for other teams within IT.
• Starting a Release and Software Configuration Management process including setting up and implementing branching, checkin, build and deployment process.
• Develop the automated build and deployment using Ant and Hudson/Jenkins using tomcat as the application server.
• Written several cookbooks consisting of 10's of recipes to perform Installation and configuration tasks involving jdk, tomcat, weblogic binaries installation and domain creations for our test environment.
• Strong knowledge of backup, High-Availability and DR strategies
• Scripting Languages: Bash, Python, Ruby, REST API
• DevOps & Configuration Mgmt: Ansible, Cloud Formation, Docker, Rancher, Bamboo, Jenkins
• Develop automated rollback deployment on Staging/Production server. Purpose is to undo previous deployment in database, properties files and war files changes.
• Written several chef cookbook and recipes to automate the installation of weblogic domain and JDK installations and have customized recipes from chef super market to align with current requirements.
• Integrated Ant and Maven with Jenkins in order to run to automate the build process as a part of continuous delivery.

Technologies: SVN, Jenkins, Java/J2EE,C, C++, Python, ANT, MAVEN, GIT, OpenStack, Amazon EC2, Amazon Web Services, Chef, Perl Scripts, Docker, Shell Scripts, Sonar, UNIX, JIRA, Tomcat.

Confidential, Springfield, NJ

Build and Release Engineer

Responsibilities:

• Creation of Release Plan, Definition, collection, analysis and presentation of Release Project Metrics on weekly basis
• Worked on performance issues, helped teams to identify entries in log files on server
• Automated the Build and Deployment environment end -to-end using Jenkins, Maven, plugins
• Experience in setting up Puppet master, Puppet agents for managing enterprise policies, configurations
• Configured Jenkins servers, Jenkins nodes, creating required Shell scripts and creating and configuring VMs (Windows/Linux)
• Implemented and maintained the branching and build/release strategies utilizing Subversion (SVN) and GIT.
• Analyze and resolve conflicts related to merging of source code for SVN and Git
• Worked on Tomcat Web Server for hosting web apps
• Executed various scripts to automate build and release process
• Worked on various production deployments.
• Worked on Linux Patching.
• Worked on Weblogic environment configurations.
• Worked on troubleshooting environment related issues on production.
• Worked on LVM and Raid on Linux servers.
• Involved change activities and capacity plannings.
• Worked on installation and configurations of Weblogic servers.
• Worked on monitoring tool and configured agent.
• Automated daily activities with Shell script.
• Installed and configured apache webserver.

Technologies: Linux, SVN, Git, Ant, Tomcat, WebLogic, Maven, Nexus, Junit testing, ClearCase, ClearQuest, Vagrant, VirtualBox, Puppet, Jenkins.