Balasundaravel Mariappan

Project Name:Rabo Bank, Client: Ozone

• Company Overview: Cognizant provides enhanced support for creating and updating applications using DevOps methodology.
• Setting up the new build environment for various applications in Windows/Linux environment.
• Managed to organizational standards by maintaining the source code in GIT for various applications.
• Setting up the new Build Environment for various products in Linux Environment.
• Maintains and extends configuration and build sub-systems on GIT.
• Creating and maintaining the development and release branches on GIT.
• Using Maven as a build tool, I could automate the process of building artifacts.
• Performed Static code analysis using SonarQube server.
• Implementing Jenkins continuous integration tool including installing setting the jobs/plans and setting up the tool for deployment.
• Understanding and executing CI/CD pipeline for both continuous delivery and continuous deployment chain.
• Involved in installing Jenkins on a Linux Machine.
• And creating a Master and Slave configuration to implement multiple parallel builds through a build.
• Creating and configure CI/CD pipeline for deploying application on Kubernetes cluster using Scripted and declarative way.
• Participates in the design and implementation phases for new and existing products, with a focus on AWS technical knowledge for successful execution of the requirements.
• Actively monitor and administer the applications and hosting environment to increase efficiency, improve reliability, and minimize downtimes.
• Measurement, optimization and tuning of system performance and ensuring that systems will run reliably and are highly available in a 24/7 production environment using Kubernetes resources.
• Experience in scripting for monitoring/deployment in Linux batch operations.
• Used AWS services like EC2, S3, EBS, Cloud Watch, ELB, VPC, LAMDA, IAM, EKS, ECR for building infrastructure.
• Docker installation and image setup.
• Created a Docker file for a multi-language based application, such as Java, Python, and Node.js.
• Used Docker Container for running different individual services of application and optimizing the infrastructure cost.
• Creating and managing Docker containers with docker swarm.
• Managing/Tracking the defects status using JIRA.
• Automating the manual process if any, by writing the Shell scripts.
• Involved in deployment of the application using Tomcat Servers associated with Kubernetes clusters.
• Performance Mentoring of all infra resources using Prometheus.
• Primary responsibilities include Build and Deployment of the java applications onto different Environments like QA, UAT, pre-Prod and prod.
• Production environment support activities which include major release or emergency hot fix deployments, scheduling and coordinating with client regarding Operational Job Cycles or any activities.
• Created the Repos in Nexus Artifactory Repository Manager.
• Cognizant provides enhanced support for creating and updating applications using DevOps methodology.

Project Name: Phoenix Pharma, Client: Phoenix

• Company Overview: Cognizant provides monitoring support for ensuring all of batch servers running fine with assigned tasks.
• Monitoring a and ensuring all the servers in Production running fine and performing tasks without any network and space issue using a monitoring tool APX_prod.
• Perform health check on Unix and Mainframe servers using specifies commands and scripts.
• Tracking and posting updates on planned activities in windows share point.
• Managing the events and incidents based on scheduling and activities in CITRIX application.
• Analysis and error handling for Linux and mainframe jobs running in production environment and launching scripts for next day schedule as per the client calendar.
• Creating and managing Linux scripts for manipulating the logs and processed files to connect with the branch scheduling chain.
• Accomplished in tool automation using Shell scripting.
• Working with high level issue like space, server performance, taking backup of yesterday business file using mainframe scripts created in JCL.
• Following Client mails and sharing KB article, creating SOP, Work around for newly faced issues.
• Updating general document for the jobs as per the updates we are gathering for created events and Incidents.
• Following daily and monthly wise reports to client and manager.
• Working with application team for Tool automation and providing best solution for automation tasks.
• Preparing the scheduling statistics and produce to the management team.
• Troubleshoot scheduling problems, execution issues and environment issues in Production and Test environment.
• Cognizant provides monitoring support for ensuring all of batch servers running fine with assigned tasks.