Naganand Jella
Fort Mill,SC
Summary
Around 8+ years of IT experience as Middleware Application/Production support and as a DevOps engineer. Sound knowledge in understanding IBM WAS family and architecture basis. Expertise in planning, installing, configuring, administering, tuning, and troubleshooting IBM WebSphere Application Server 7.x, 8.x, HTTP server, WebLogic 8.x and Apache Tomcat Webservers on various Operating systems like Windows and UNIX. Working on installations and configurations of SOLR and setting up the indexes. Excellent working knowledge of Operation & Production Support with large mission critical systems in multiple technologies and platforms including WebLogic, Apache, WebSphere, Linux and Windows. Hands-on-involvement in Creation, Configuration, and management of MQ Series/WMQI/WBIMB. Performed configuration, deployment and support of cloud services including Amazon Web Services Experience in cloud automation technology using devops tools. Strong experience of successful implementation of Jenkins setup for the lower environments to sync up with the DEV and UAT environments. Configured custom metrics for the AWS Cloud Watch for detailed monitoring. Experience in handling RabbitMQ cluster administration. Good knowledge in setting up Nodes, Data Sources and Virtual Hosts, Configuring Servlet Engines Session Managers and Environmental Variables. Expertise in implementation of Workload Management (WLM) concepts using clustering techniques including Vertical Clustering for failover and High Availability. Created, configured, administered profiles and Clusters. Extensive experience about the JVM performance, Heap Size, garbage collection, JDBC Pools, and taking Thread dumps and finding the root cause for problems application side. Knowledge in both Clustered and non-Clustered environments in WebLogic and WebSphere products. objects like Queue Managers, Brokers, Configuration manager, username server, Queues, Channels, Processes. Well-known for Troubleshooting of JVM memory issues such as Java Heap memory by monitoring garbage collection with Verbose GC and Troubleshooting of JVM out of memory (OOM) and server related issues on application servers and webservers. Prepared the root cause documentation for other teams to help themselves in case of support unavailability. Worked in a 24/7 environment for on-call support.
Overview
11
11
years of professional experience
Work History
Middleware Admin/Application Release Engineer
TD Bank
Cherry Hill, NJ
09.2022 - Current
- Worked closely with development and testing teams to provide process again
- Managing the clusters along with monitoring, logging, and debugging for containerized applications
- Working with businesspeople to manage technology and operations based on priorities
- Reviewing test plans, results analysis, capacity planning guides, innovating solutions to improve performance engineering effectiveness
- Designing and implementation of public and private facing websites on AWS Cloud
- Installing, configuring, and managing OpenShift clusters and monitoring cluster health and performance
- Managing user access and permissions through role-based access control (RBAC)
- Performing upgrades and patching and troubleshooting technical issues
- Hands-on experience in RabbitMQ Messaging cluster administration
- Installing and configuring RabbitMQ on multiple UNIX environments also managing queues to create, delete, and manage queues
- Define the routing rules for exchanges and ensure virtual hosts are configured correctly
- Troubleshooting, identifying and finding the root causes technical issues
- Handling smooth message delivery and potential issues within messaging system
- Work closely with development teams to integrate RabbitMQ into applications and for capacity planning
- Managing queues and exchanges, security access control also has hands on backup and disaster recovery
- Deployed Docker images in OpenShift environment and maintained them with labels
- Used OpenShift for creating new Projects, Services for load balancing and adding them to Routes to be accessible from outside, Creation of Pods through new application and control the scaling of pods, troubleshooting pods through ssh and logs
- Managed Kafka security by configuring encryption (SSL/TLS), SASL authentication, and implementing ACLs to restrict access to sensitive data
- Designed and deployed Kafka Connect connectors to integrate Kafka external systems, enhancing data pipelines
- Coordinated Kafka cluster upgrades, managed rolling upgrades without service disruption, and resolved any version compatibility issues between Kafka producers and consumers
- Focusing on High-availability, Fault tolerance, and Auto scaling using AWS Cloud Formation
- Configured and managed various AWS Services including EC2, RDS, VPC, S3, Glacier, Cloud Watch, Cloud Front, and Route 53 etc
- Configured various performance metrics using AWS Cloud watch & Cloud Trial
- Worked on configuring Cross-Account deployments using AWS Code Pipeline, Code Build and Code Deploy by creating Cross-Account Policies & Roles on IAM
- Working experience with monitoring tools like AppDynamics, Splunk, Grafana and Wily to the applications
- Working with other teams to ensure Splunk is actively and accurately running and monitoring on the current infrastructure implementation
- I have knowledge of F5 and networking
- Doing the validations for every environment after the upgrades or releases and making sure everything is up and running
- Manage and administer JIRA/Confluence/Bit workflows and process audits and uses ServiceNow for ticket tracking tool
- Experience in Release management methodologies along with SDLC deployments and system integration
- Develop guides and documentation for JIRA features and best practices
- Work on solutions related to issue fixing and document results of JIRA
- Providing weekly on-call rotation basis
DevOps Engineer/Production Support
Verizon Wireless
Piscataway, NJ
09.2019 - 08.2022
- Working as an Application team member supporting WebSphere teams in Install and configure also Splunk products
- Installing and configuring the application software along with administering Windows, IIS environments
- Create Docker images for middleware components like IHSServer, WebSphere and tomcat
- Manage and maintain the Azure, Office 365 environment, including Exchange Online, SharePoint Online, OneDrive for Business, and Teams
- Experience in Deploying to and administering in the use of JBoss, Apache Tomcat web server
- Supporting installation, configuration and Administration of Rabbit MQ on UNIX and Windows environments
- Installed, configured, and managed IBM MQ clusters across production, development, and staging environments, supporting critical financial applications
- Assisted in the integration of IBM MQ with DB2 and SQL Server to support critical business applications and real-time data processing
- Worked with cross-functional teams to troubleshoot issues related to message routing, connectivity, and message transformation between systems
- Working for Application support, setup, configuration, and health check
- Monitoring Alarms and troubleshooting the issues of Rabbit MQ
- Troubleshooting issues, debugging logs, and analyzing them to take it towards resolution
- Experienced in working with developing test scripts to check the server’s logs and our database using both Unix / Linux commands and SQL commands to retrieve information, create alerts and or reports
- Having experience with database skills like SQL stored procedures for PL/SQL
- Prepared the root cause documentation for other teams to help themselves in case of support unavailability
- Maintaining infrastructure components and working with Azure vendors to report problems as well as work on resolutions
- Building and deploying infrastructure components like Azure capabilities including Virtual Machines, AKS and application services for all environments
- Monitor the performance and availability of cloud services, proactively identifying and resolving any issues to ensure optimal system performance and uptime
- Document system configurations, processes, and procedures to maintain an up-to-date knowledge base and ensure effective knowledge sharing among team members
- Create the Jenkins job with docker to deploy war/ear files
- Configure Jobs on Jenkins to provide the one click build environments for various teams
- CI/CD creation to do automatic release of software using Jenkins pipelines
- Participating in the monthly re-hydration process for the Splunk servers in all applications
- Working experience with monitoring tools like Splunk and SCOM
- Working with other teams to ensure Splunk is actively and accurately running and monitoring on the current infrastructure implementation
- I have knowledge of Splunk admin tasks such as installing, configuring, monitoring, and tuning
- Performing support on Splunk & monitoring platform components
- Having experience using ServiceNow as a ticket tracking tool
- Have experience in checking on exceptions or other error handling procedures with development experience also working on the script languages such as Perl, Shell, etc
- And SQL
- Have interacting with various cross-functional team members and in writing maintenance support documents
- Providing call support on a rotational basis
DevOps/Middleware Engineer
Bank of America
Charlotte, NC
09.2018 - 08.2019
- Working as an Application team member supporting WebSphere teams in Install and configure WebSphere products on various environments
- I am currently working under the environment management team and mainly perform as Application support engineer
- Finding issues, debugging logs and analyzing them to take it towards resolution
- Working on application setup, maintenance support, and configuration for the contact center application
- Extensive working knowledge in Application Lifecycle Management Automation tools and integration using one or more tools
- Hands on experience with using IBM Urban Code Build, IBM Urban Code Deploy, IBM Urban Code Release tools
- I have working knowledge on SharePoint and Application lifecycle Management Quality Center
- Working experience with monitoring tools like BMC BladeLogic, SiteScope, Splunk and SCOM
- Worked on AWS EC2, IAM, S3, EBS, Elastic Load balancer (ELB), auto scaling group services
- Responsible for Creating AWS IAM Users, Policies, Groups etc
- Provisioning of AWS resources like EC2, VPC, EBS, AMI, S3 buckets, creation of subnets and all other operational tasks
- CI/CD pipeline creation in Jenkins to build the code in lower environments to production env
- Performing support on Splunk & monitoring platform components
- Troubleshoot the issues related to http server and the plugin generation
- Participating the disaster recovery events and major production change controls
- Extensively working on deploying EARs, WARs, application specific JVM settings, Web container parameters using the Admin Console and WSADMIN
- Performance tuned WebSphere Application Server by configuring Heap size and other JVM parameters
- Giving On call support on a rotation basis
Middleware Consultant
Citi Bank
Warren, NJ
06.2017 - 08.2018
- Installation, configuration, and maintenance of WebLogic Application Servers 11g and 12c on Linux and UNIX environments
- Involved in automating the system by writing UNIX Shell scripts at the OS and WLST scripts at WebLogic level to minimize repetitive manual tasks for better system monitoring and problem resolution
- Deployed various J2EE Applications, WAR and EAR files on Managed servers and in clustered environment using deployment tools, deployment scripts, auto deployment and manual deployment in Administration console in Production, development, and test environments
- Configured JMS Resources created file store, JDBC stores, JMS Modules, JMS Servers, configuring the messaging bridge with source and target distributed destinations
- Writing Docker files with best practices, Docker container management along with volumes, container-based DB and services, Docker Artifactory (Jfrog) configuration and setup
- Administrating the JFrog Artifactory solutions hands on experience with Artifactory’s core features
- Providing end-to-end automation and management of binaries and artifacts through the application delivery process
- I worked on JFrog Identity and access management along with security management
- Configuring the Artifactory and managing platform deployments
- I am currently working on Docker container implementation for the Enterprise build system
- Modified some Docker files based on dev team requirements
- Have good working knowledge on cloud foundry to implement CI/CD jobs
- Designed and created multiple deployment strategies using Continuous Integration and Continuous Development Pipelines and configuration management tools with remote execution to ensure zero downtime and shortened deployment cycles via automated deployments
- Utilized Atlassian suite of tools for software development such as JIRA, Confluence
- Used JIRA for Different Bug tracking and issues
- Experience designing, building, maintaining, and coordinating an automated build/release process using Git, Jenkins, Bitbucket, Docker
- Knowledge of pods, routes, services in OSE platform
- Troubleshooting the pod sync issues, Image deployment config issues, service issues
- Set up the resources for deployed images to improvise the application performance
- Migrated WebLogic servers to AWS instances and enabled auto scaling groups for the apps
- Performed configuration, deployment and support of cloud services including Amazon Web Services (AWS)
- Configured custom metrics for the AWS Cloud Watch for detailed monitoring
- Strong knowledge of Virtualization, Cloud Computing and Web services
- Configured AWS Security Groups, which acts as a virtual firewall that controls the traffic for one or more AWS EC2 instances
- Implemented Chef Cookbooks for deployment automation scripts
- Monitoring Resources and Applications using AWS Cloud Watch, including creating alarms to monitor metrics
WebSphere/WebLogic Consultant
DMV
Wethersfield, CT
04.2016 - 05.2017
- Experience in Installation, Configuration and Administration of IBM Web Sphere Application Server 8.x, 7.x, WebLogic 11g, 12c and Webservers
- Strong knowledge in deploying J2EE applications through admin console and in server level for both WebSphere and WebLogic application servers
- Expertise in problem tracing, Web sphere log file management and implementing Workload Management using clustering topology
- Used the F5 load balancer to route the traffic between the data centers for continuous availability
- Installed the latest refresh and fix packs for Web Sphere Application Server and IBM HTTP server
- Expertise in troubleshooting applications
- Interacted with various vendors on the installation, configuration and troubleshooting of their products to better serve our client’s needs
- Responsible for finding solutions for clustering at Web Sphere and WebLogic areas
- Worked on Horizontal and Vertical clustering methods providing fail over, effective load balance scenarios and efficient utilization of system resources
- Worked closely with other teams providing Webserver load balancing mechanisms
- Arranged web Sphere resources like JDBC providers, JDBC data sources, connection pooling, and Java Mail sessions
- Performance tuned WebSphere Application Server by configuring Heap size and other JVM parameters
- Gave response for number of installations of web Sphere instances from development to production
- Configured the web Sphere load balancing using web Sphere workload management like horizontal cloning and vertical cloning
- Install, configure, support and maintain IBM WebSphere based application server in clustered and highly available environment Troubleshoots applications
- Administration of Web sphere Application Server, IBM IHS Web server
- Knowledge in deploying EAR, on Web sphere Application Servers
- Involved in developing applications using Web sphere Admin Module
System Admin
EBIX
, India
07.2014 - 03.2015
- Handled multiple projects offshore which involved migrations and new implementations
- Involved in system installations, configurations, and building the environment from scratch for new projects with WebSphere and WebLogic software
- Experience in setting up domains, including machines, managed servers, node managers and cluster environments
- Knowledge in deploying JAR, EAR, and WAR applications using WLST on WebLogic, and WebSphere Application Servers
- Worked with security teams in setting up SSL and installing the certificates for application servers and webservers
- Knowledge of writing shell scripting and bash for the automation
- Installed Apache, OHS web servers’ plugins for load balancing, high availability of WebLogic servers
- Rectifying error logs, fixing problems and tuning parameters on Application Servers like WebLogic/WebSphere
- Well knowledge in upgradation of WebLogic servers in development, testing, production, and disaster recovery environment and applying patches using Smart update tool
- Identify/Troubleshoot and provide fixes for enterprise applications and operating systems
- Communicated between technical support groups, vendors, and business areas regarding complex issues
- Created change management process for implementing software changes
- Filed environment build process and maintain version changes
- Observe and monitor batch processing jobs
Education
Master of Science in Engineering -
Oklahoma Christian University
Edmond, OK01.2016
Bachelor of Technology -
JNTU
HYD01.2014
Skills
- API integration
- DevOps principles
- Security best practices
- Network protocols
- Configuration management
- Release management
- Monitoring tools
- Continuous integration
- Continuous deployment
- System administration
- Cloud platforms
- Source code management
- Automated testing
Timeline
Middleware Admin/Application Release Engineer
TD Bank
09.2022 - Current
DevOps Engineer/Production Support
Verizon Wireless
09.2019 - 08.2022
DevOps/Middleware Engineer
Bank of America
09.2018 - 08.2019
Middleware Consultant
Citi Bank
06.2017 - 08.2018
WebSphere/WebLogic Consultant
DMV
04.2016 - 05.2017
System Admin
EBIX
07.2014 - 03.2015
Master of Science in Engineering -
Oklahoma Christian University
Bachelor of Technology -
JNTU
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