Summary
Overview
Work History
Education
Skills
Disclaimer
Languages
Timeline
SeniorSoftwareEngineer

John D

Hyderabad,TG

Summary

To be associated with a progressive Organization that allows me to update my knowledge and skills in accordance with latest trends and to be a part of the team that dynamically works towards the growth of the organization.

Having 5.3 years of experience in IT Industry and have strong exposure on Weblogic, Tomcat Apache Administration in Dev, Testing and Production support of various versions. Administrating Weblogic in Linux and Windows environments. Having good experience in Weblogic Administration. Handling all the aspects of administration tasks such as Involved in Tomcat installations, upgrade activity of Weblogic&Tomcat, SSL implementation for new setup and Renewal, Involved in troubleshooting calls for production environments, involved in Configuration for Apache web server and Apache tomcat Server with mod_jk. involved in Configuration for Apache web server and Apache tomcat Server with Reverse Proxy. Proficient in deployment and troubleshooting of JAR, WAR and EAR files in domain and clustered environments of Tomcat server. Production Support for Java Based Applications Cluster Configuration – Horizontal Cluster, Vertical Clusters and Deployment over clusters. Installed and configured Apache Web Server. JDBC Connection Pool and Multipool configuration with Oracle. Upgradation of WebLogic servers in dev, testing and prod environment and applying patches.

Overview

5
5
years of professional experience

Work History

Senior Software Engineer

EIDIKO SYSTEMS INTEGRATORS PRIVATE LIMITED
04.2023 - Current
  • Strong experience in WebLogic Administration on Production, Development and in testing environments
  • Handling all the aspects of administration tasks such as day-to-day site Monitoring and Maintenance, Installation, Configuration, Troubleshooting, Load Balancing, Clustering, Deploying Applications, Performance Tuning and Maintenance of WebLogic Server /11g/12c/14c
  • Worked on UNIX Solaris for a Support project writing shell scripts to automate monitoring of supported applications
  • Extensive working experience in setting up multiple domains on cluster environments
  • Proven skills in troubleshooting, performance monitoring and performance tuning of WebLogic server
  • Upgradation of WebLogic servers in dev, testing and prod environment and applying patches
  • Good at Server Performance Tuning, monitoring the Logs and Troubleshooting – Thread Dump analysis in case of server slowness issues and server hang
  • Heap dump analysis for GC related issues, OOM
  • Taking JVM PID process dump for High CPU utilization issues
  • Involved in several application related issue and providing necessary analysis to support team for resolving application related issues
  • Worked extensively for high connection usage and leakage issues
  • Experience in creating and importing a SSL Certificates
  • Involved in users & Roles creation on WebLogic Server Security Realms
  • Good Team Player with Technical, Communication, Multi-Tasking, Leading and Interpersonal Skills
  • Involved in change management, performance monitoring, and application maintenance
  • Involving on the Load test and Smoke testing time on the non-prod environments
  • Provides extended support for system availability, operation, and recoverability of pre-prod systems
  • Involved in 24/7 on-call support for production environment and UAT environment
  • Configuration of JDBC connections and data sources with Oracle database server troubleshooting and fixing up problems
  • Experience in deploying EAR, WAR and JAR files on WebLogic Server Cluster environments
  • Developed scalable applications using agile methodologies for timely project delivery.
  • Managed multiple projects simultaneously while maintaining strict deadlines and high-quality standards.
  • Maintained comprehensive documentation of development work, facilitating knowledge sharing among team members.
  • Enhanced software functionality by identifying and resolving complex technical issues.

Senior Support Analyst

BNP Paribas India Solutions
08.2022 - 01.2023
  • Streamlined internal processes by creating user-friendly guides on standard operating procedures for various tasks within the department.
  • Provided extensive training sessions to new team members, fostering rapid onboarding and skill development.
  • Increased client retention rates through consistent follow-ups and proactive resolution of any outstanding concerns or questions.
  • Boosted client satisfaction rates by ensuring the consistent delivery of high-quality technical support services.
  • Installation of Tomcat apache Servers and configuration of the servers in Dev,QA and Production Environments.
  • Configured the clustered environment for high availability.
  • Installation, Configuration and Troubleshooting of Apache server on LINUX environment.
  • Experience in Installation, configuration, Cluster implementation, tuning, and Troubleshooting of Tomcat apache application server.
  • Experience in problem tracing, log4j, and log file management and implementing best practices for log compression.
  • In depth troubleshooting experience of a Tomcat Server application
  • Having Knowledge on mod-proxy and Reverse Proxy Configuration.
  • Managing and Monitoring the JVM performance by Tomcat Heap Size, garbage collection.
  • Environment and application deployment skills a must, especially an understanding of Script.
  • Actively monitor, respond to, and resolve system alerts generated by system management tools and coordinate system tuning to improve operational capabilities.
  • Involved in 24X7 on-call support for production environment and UAT environment.
  • Monitoring the log files of the servers and consolidating the gathered information regarding to the applications behavior and providing the information to application development team for resolving the code related issues.
  • Installation of Apache web server and making the connectivity with application servers.


Senior Consultant

Mindcraft software pvt.ltd
04.2021 - 07.2022
  • Strong experience in WebLogic Administration on Production, Development and in testing environments
  • Handling all the aspects of administration tasks such as day-to-day site Monitoring and Maintenance, Installation, Configuration, Troubleshooting, Load Balancing, Clustering, Deploying Applications, Performance Tuning and Maintenance of WebLogic Server /11g/12c/14c
  • Worked on UNIX Solaris for a Support project writing shell scripts to automate monitoring of supported applications
  • Extensive working experience in setting up multiple domains on cluster environments
  • Proven skills in troubleshooting, performance monitoring and performance tuning of WebLogic server
  • Upgradation of WebLogic servers in dev, testing and prod environment and applying patches
  • Experience in creating and importing a SSL Certificates
  • Involved in users & Roles creation on WebLogic Server Security Realms
  • Good Team Player with Technical, Communication, Multi-Tasking, Leading and Interpersonal Skills
  • Involved in change management, performance monitoring, and application maintenance
  • Involving on the Load test and Smoke testing time on the non-prod environments
  • Provides extended support for system availability, operation, and recoverability of pre-prod systems
  • Involved in 24/7 on-call support for production environment and UAT environment
  • Configuration of JDBC connections and data sources with Oracle database server troubleshooting and fixing up problems
  • Experience in deploying EAR, WAR and JAR files on WebLogic Server Cluster environments

Maintenance of App Servers & Support

Kotak Mahindra Life Insurance Company LTD
07.2018 - 10.2020
  • Performing controlled deployments across different environments like DEV, SIT, UAT and Production using Jenkins
  • Configured database connections in WebLogic and Tomcat server for different tools like Oracle and MySQL
  • Automated Housekeeping tasks to clear the disk space using shell scripts
  • Providing Environment and Application supporting for DEV, QA & PROD teams
  • Attending the pre and post review meeting of deployment plans
  • Installation, configuration and maintenance of WebLogic 11g/12c/14c and Tomcat Apache 7.x/8.x on Red hat Linux for different environments like DEV/SIT/UAT/PRD
  • Installing and configuring Apache web server and supporting on issues
  • Configuration of different profile modes in WebLogic servers
  • Performance tuning for servers
  • Good at resolving environment and application specific related issues
  • Troubleshooting applications and Server issues in WebLogic, Tomcat and Apache Web Servers
  • Configuring JVM parameters
  • Integration of WebLogic with Apache http server
  • Monitoring server health checks
  • Troubleshoot application with log files and error messages
  • Recording each issues resolution in JIRA tickets and update the same in confluence
  • Proactively participating in team meetings to discuss on different issues raised by different teams
  • Helping development teams with build errors/logs
  • Good at debugging application related issues even extending timelines
  • Involved in migration tasks from WebLogic to Tomcat
  • Involved in migration tasks from Oracle to Posture

Education

MBA - Finance & HR

JNTUK
12.2018

Skills

  • Red hat Linux
  • Windows
  • Solaris
  • IBM AIX
  • Apache 2x
  • Tomcat 85
  • Weblogic 12c
  • Weblogic 14c
  • OHS
  • MQ
  • Jenkins
  • IT SM
  • Mod_jk
  • Mod_cluster
  • Geneos
  • App Dynamics
  • Service Now
  • ServiceRequest

Disclaimer

I hereby declare that the above information is true to the best of my knowledge.

Languages

English
Advanced (C1)
Hindi
Upper intermediate (B2)
Telugu
Bilingual or Proficient (C2)

Timeline

Senior Software Engineer

EIDIKO SYSTEMS INTEGRATORS PRIVATE LIMITED
04.2023 - Current

Senior Support Analyst

BNP Paribas India Solutions
08.2022 - 01.2023

Senior Consultant

Mindcraft software pvt.ltd
04.2021 - 07.2022

Maintenance of App Servers & Support

Kotak Mahindra Life Insurance Company LTD
07.2018 - 10.2020

MBA - Finance & HR

JNTUK
John D