PROFESSIONAL SUMMARY:

• Around 8+ years of IT experience in Continuous Integration and Continuous Deployment process with a strong background in Linux/Unix Administration, Build and Release Management and Cloud Implementation.
• Experience in Infrastructure Development and Operations involving AWS Cloud platforms, EC2, EBS, S3, VPC, RDS, SES, ELB, Auto Scaling, CloudFront, CloudFormation, ElasticCache, CloudWatch, SNS, AWS Import / Export.
• Worked with Confidential IAM console to create custom users and groups.
• Worked on various version control repositories like GitHub, SVN.
• Well versed in managing servers on Confidential Web Services (AWS) platform using Chef & Puppet configuration management.
• Built puppet manifests and modules for required automating provisioning of different types of server instances.
• Good experience in implementing Puppet to convert Infrastructure as code and adding multiple nodes to enterprise Puppetmaster and managed all the Puppet agents.
• Extensively worked on Jenkins for continuous integration and for End to End automation for all build and deployments.
• Helped QA team to integrate automation tests with builds and check the build success through Jenkins.
• Experience with build tools Ant and Maven for writing a build. xmls and pom. xmls respectively.
• Experience in Administration/Maintenance of Source Control Management Systems such as Git. Created tags and branches, fixed merge issues and administered software repositories.
• Knowledge of GIT branching/tagging, creating new and managing existing Repository, Git revision control system etc.
• Good knowledge in setting up Chef Infra, bootstrapping nodes, creating and uploading recipes, node convergence in Chef SCM.
• Worked in the agile development team to deliver end - to-end continuous integration/continuous delivery product in an open source environment using tools like Chef & Jenkins.
• Experience with Docker and Vagrant for different infrastructure setup and testing of code.
• Created virtual images similar to the production environment using Docker.
• Have ample experience in load balancing and monitoring with Nagios.
• Exposed to all aspects of Software Development Life Cycle (SDLC) such as Analysis, Planning, Developing, Testing, and Implementing and Post-production analysis of the projects.
• Strong ability to troubleshoot any issues generated while building, deploying and in production support and documenting the build and release process.
• Good Interpersonal Skills, team-working attitude, takes initiatives and very proactive in solving problems and providing best solutions.

TECHNICAL SKILL:

Programming Languages & Scripting: C, C++, PYTHON, RUBY, SHELL.

Operating Systems: Windows, UNIX, LINUX, Red Hat Linux 3.x, 4.x, 5.x, 6.x.

Version Control Tools: GIT, GITHUB, SVN (Subversion).

Database Technologies: MySQL, SQL Server.

Deployment Tools: Ansible, Chef, Puppet, and Docker.

Cloud Technologies: Confidential Web Services, Azure, Open Stack.

Methodologies: Agile/Scrum, Waterfall.

Web/Application Servers: WebLogic, WebSphere, Apache Tomcat.

Bug Tracking Tools: JIRA, Bugzilla, and Nagios.

PROFESSIONAL EXPERIENCE:

Confidential, Wilmington, DE

DevOps/AWS Engineer

Environment: Jenkins master, AWS, Puppet, GIT, SVN, JUnit, ANT, Maven, Shell Scripts, Nagios, Apache Tomcat.

Responsibilities:

• Analyzed functional specifications delivered by implementation partners and validated the requirements in terms of Usability and functionality directed to satisfy Business requirements on Consumer, Account Opening, Relationship Pricing and Customer Interface Platforms.
• Served as an advocate for Cloud and automation from the first day; developed Shell/Python Scripts for automation.
• Involved in AWS EC2/VPC/S3/SQS/SNS based automation thru Terraform, Ansible, Python, Bam Bash Scripts. Adopted new features as they were released by Confidential, including ELB & EBS.
• Supported and developed tools for integration, automated testing, and release management.
• Used GitHub for code version management and GitHub pull requests for code review & change review.
• Suggested tools and related implementation to engineering teams regarding Cloud-based services; also executed QA services for enhancing the efficiency of technologies and related updates for cloud storage applications and developed Build & Deployment processes for pre-production environments.
• Designed roles and groups usingAWSIdentity and Access Management (IAM); maintained user accounts, RDS, Route 53, VPC, RDB, Dynamo DB, SES, SQS & SNS services inAWS.
• Implemented & maintained monitoring & alerting of production and corporate servers using Cloud Watch.
• Deployed all production systems to EC2 and used S3 & Hadoop for data processing.
• Used AGILE MVN method to develop a build and ANT as a build tool.
• Used groovy and spring boot to collecting the data from users and packaged the data as JSON distributed to 43 applications.
• Expertise in AWSCloud IaaSstage with components VPC, ELB, Security Groups, EBS, AMI, CloudWatch, CloudFront & Direct Connect.
• Experience in backup, monitoring, HA & DRsolutions in the Confidential Cloud.
• Experience working with AWS Cloud computing and involved in creating AWS instances and deployed Linux and Ubuntu on AWS environment and Expertise in migrating applications onto AWS.
• AWS Cloud platform and its features which includes EC2, VPC, EBS, AMI, SNS, RDS, EBS, Cloud Watch, Cloud Trail, Cloud Formation AWS Config, Autoscaling, Cloud Front, IAM, S3.
• AmazonAWS-EC2 VPC and Virtualization, VMWare server Infrastructure build design solutions.
• Assign Roles, manage Users and groups and assign policies usingAWS Identity and Access Management (IAM).
• Developing AWS cloud formation templates and setting up Auto-scaling for EC2 instances.
• Worked on Puppet extensively for deployment of AWS EC2 instances, creating custom scripts and managing changes through Puppet master server on its clients.
• Configured and maintained Jenkins to implement the CI process and integrated the tool with Ant and Maven to schedule the builds.
• Developed Agile processes using Groovy, JUnit to use continuous integration tools.
• Performed process automation, scheduling of processes using CRON jobs.
• Setup and Install Puppet workstation, Puppet Server and bootstrapping the Puppet Clients.
• Developing modules, manifests, Resources and Run lists, Managing the Puppet client nodes, and upload the modules to puppet-server from Git local reports.
• Deploy Apache/Tomcat applications using puppet.
• Worked with various DevOps tools: SVN and GIT for Version/Source control, Jenkins, Maven for Build Management, and Nagios for monitoring and Splunk for Log management.

Confidential, Washington, Seattle

DevOps Engineer

Environment: Subversion, GIT, Chef, Salt Stack, Anthill pro, Ansible, Azure, Jenkins, Docker, Cassandra, Java/J2EE, ANT, MAVEN, JIRA, Ruby, Linux, XML, Windows XP, Bamboo, Sensu, Windows Server 2003, Web logic, MY SQL, Perl Scripts, Shell scripts.

Responsibilities:

• Conducted Scrum meetings including Iteration Planning Meeting, Retro, Sprint Review Demo, daily stand up etc.
• Worked in building Puppet enterprise modules using puppet DSL to automate infrastructure provisioning and configuration automation across the environments. Managed profiles for various technology stacks in Puppet.
• Designed & implemented Subversion & GIT metadata like elements, labels, attributes, triggers & hyperlinks.
• Implemented & maintained branching & build/release strategies utilizing SVN/GIT and given project support.
• Designed & maintained the Subversion/GIT repositories, views, and the access control strategies.
• Used the Continuous Integration (CI) tool Bamboo to automate build and release management processes.
• Configured email & messaging notifications, managed users & permissions, and system settings using Bamboo.
• Worked on Configuration Management tool Ansible; created & modified playbooks into Rackspace.
• Written Cloud formation templates and deployedAWS resources using it.
• Used Confidential S3 & managed related policies; utilized S3 bucket & Glacier for storage & backup onAWS.
• Utilised Puppet for configuration management of hosted instances withinAWS and utilized S3 bucket and Glacier for storage and backup onAWS; configured and networked Virtual Private Cloud (VPC).
• Used Cloud watch logs to move application logs to S3 and created alarms based on applications’ exceptions.
• Developed Cloud Foundry prototype deployed an application for testing and evaluation.
• Created GroovyServices for extracting data from Jira for internal project management system.
• Evaluated Pivotal Cloud Foundry(PCF) Platform as a Service (PaaS) in a private cloud and Confidential Web Services (AWS).
• Performed deployment of the code to the Pivotal Cloud Foundry (PCF) using Jenkins.
• Setup entire process for automated DEV, QA, and production deployments with Ansible and Jenkins.
• Create services in Groovy utilizing JIRA SOAP API to automate and manage release schedule of Projects.
• Setup IIS servers and administered & configured IIS server on Windows 2008.
• Involved in environment provisioning solutions using Docker, Vagrant, Red Hat Satellite.
• Collaborate in the automation of AWS infrastructure via Terraform and Jenkins - software and services configuration via chef cookbooks.Experienced in Setting up Salt Stack Server/Workstation and Bootstrapping Nodes.
• Worked on big data (Hadoop) environment along with exposure to HIVE, Spark, Cassandra,SQL and ETL components. Handled migration of 2500+ Applications with 3000+ Databases; implementation of SQL Web Replication.
• Built DNS system in EC2 and managed all DNS-related tasks; configured applications using chef.
• Maintained all development tools & infrastructure and ensured availability for 24/7 development cycle.
• Created Chef driven configuration of user accounts; installed packages on Chef to manage the attributes.
• Writing chef recipes for various applications and deploying them in AWS using Terraform.
• Used ANT & MAVEN as build tools on Java projects for the development of build artifacts on the source code.
• Demonstrate an understanding of Azure architecture from networking/ Network Security Groups standpoint.
• Ability to implement and deploy Azureofferings including both the IaaS and PaaS offering.
• Architected and developed an Azure resource deployment tool to automate management of cloud resources and applications. Created a guide for migrating an existing application from on-premises to Azure.
• Designed, architecture & built Chef as configuration management tool, Jenkins for Continuous Integration, and Sensu Monitoring tool to replace Nagios and monitor critical applications & servers health.
• Hands-on experience in Azure PAAS,IAAS, SAAS.
• Deployed Java applications into web application servers (Web logic); managed Jobs on Hadoop cluster.
• Installed & configured Cassandra cluster & CQL on the cluster and upgraded Cassandra cluster to latest releases.
• Documented project's software release procedures; developed & distributed release notes for the scheduled release.
• Used the continuous integration (CI) tool AnthillPro to automate the daily processes.
• Created & maintained technical documents to launch HadoopClusters and execute Hive queries & Pig Scripts.
• Integrated Sensu Monitoring tool to send notifications to Slack and Email using plugins & custom scripts; integrated Jenkins to do an auto build when the code is pushed to Git.

Confidential, Columbus, Ohio

Build and Release Engineer/DevOps

Environment: Ant, Maven, Apache & Tomcat, shell & Perl scripting, Subversion, Jenkins, Hudson, Windows 2000/XP, Linux, Git, GitHub, Puppet.

Responsibilities:

• Developed build using ANT and MAVEN as build tools and used CI tools to kick off the builds move from one environment to other environments.
• Designed and developed shell scripts.
• Installed and configured GIT and communicating with the repositories in GITHUB.
• Responsible for design and maintenance of the Subversion Repositories and the access control strategies.
• Used the version control system GIT to access the repositories and used in coordinating with CI tools.
• Integrated maven with GIT to manage and deploy project related tags.
• Performed necessary day to day Subversion/GIT support for different projects.
• Used the Continuous Integration tools such as Jenkins for automating the build processes.
• Installed and Configured the Nexus repository manager for sharing the artifacts within the company.
• Configured Jenkins with plugins and created jobs.
• Implemented Puppet modules to automate the configuration of a broad range of services.
• Developed Puppet modules to automate deployment, configuration, and lifecycle management of key clusters.
• Wrote puppet manifests for deploying, configuring, and managing components.
• Used maven dependency management system to deploy snapshot and release artifacts to Nexus to share artifacts across projects.
• Assisted end-to-end release process from the planning of release content through to actual release deployment to production.
• Deployed Java/J2EE applications on to the Apache Tomcat server and configured it to host the websites.
• Coordinated with software development teams and QA teams.
• Performed clean builds according to scheduled releases.
• Verified whether the methods used to create and recreate software builds are reliable and repeatable.
• Deployed the build artifacts into environments like QA, UAT according to the build lifecycle.

Confidential

Linux Administrator

Environment: Red Hat Linux, Centos, Solaris, Nagios, Jira, Tomcat, shell scripts, Windows, Putty, Storage, VPN.

Responsibilities:

• Installation and configuration of Red Hat Linux, Solaris, Fedora, and CentOS on new server builds as well as during the upgrade situations.
• Log management like monitoring and cleaning the old log files.
• Created user roles & groups for securing the resources using local operating System authentication.
• Experienced in tasks like managing User Accounts and Groups, Managing Disks and File-systems.
• System audit report like no. of logins, success & failures, running cron jobs.
• Remotely coping files using SFTP, FTP, SCP, and WINSCP & FILEZILLA.
• Experience in writing bash scripts for job automation.
• Monitoring & troubleshooting of any data center outages. Day-to-day administration on Sun Solaris which includes Installation, upgrade & loading patches & packages.
• Manage system installation, troubleshooting, maintenance, and performance tuning, managing storage resources, network configuration to fit application and database requirements.
• Responsible for modifying and optimizing backup schedules and developing shell scripts for it.
• Performed regular installation of patches using RPM and YUM.
• Set up intranet Web Servers with APACHE, multiple-site management with named-based virtual Hosting & access control with HTTP authentication.
• Installing and configuring of Samba for the heterogeneous platform.
• Implemented the file sharing on the network by configuring NFS on the system to share essential resources.

Confidential

System Admin

Environment: MS Office, UML, Rational Rose, Microsoft VISIO, Web 2.0, MS Project, MS SharePoint, Oracle 11g, Waterfall.

Responsibilities:

• Perform daily system monitoring, verifying the integrity and availability of all hardware, server resources, systems and key processes, reviewing system and application logs, and verifying completion of scheduled jobs such as backups.
• Review and release of systems updates.
• Install new / rebuild existing servers and configure hardware, phones, network, services, settings, directories, storage, etc. in accordance with standards and project/operational requirements.
• Established and maintained user accounts, assigned file permissions and established password and accountpolicies.
• Proficient in troubleshooting system problems.
• Monitored client disk and general disk space usage. System performance monitoring and tuning.
• Maintaining and troubleshooting network connectivity.
• Perform on-going performance tuning, hardware upgrades, and resource optimization as required. Configure CPU, memory, and disk partitions as required.
• Support for Virtual infrastructure.
• Perform daily backup operations, ensuring all required file systems and system data are successfully backed up to the appropriate media.