Siddhant Jayendra Kosabe

Project: Cox Communication

• Administered Linux-based systems using tools like Super Putty and PAM for operations in both lab and production environments.
• Managed ITIL processes including incident management and change management to ensure timely resolution of issues.
• Conducted troubleshooting and performance optimization for Cox.com applications (e.g., MYWIFI, profile, billing).
• Identified, researched, and resolved JIRA issues with the aid of Splunk logs and New Relic Dashboards.
• Monitored and maintained production systems to ensure maximum uptime and optimal performance.
• Deployed maintenance pages and cleared caches by running jobs through Ansible Tower for system enhancements.
• Executed monthly patching of RHEL servers to close VAPT points within the estimated timelines.
• Raised and tracked issues with the development team for permanent resolution via calls/emails.
• Executed DDL and DML SQL queries to analyze and resolve customer-reported issues in both lab and production environments.

Project: SBI-Core Banking

• Provided production support for sending non-financial and financial SMS to customers.
• Worked on Linux-based applications to send SMS/email alerts and mobile validation services.
• Analyzed issues based on customer requirements, ensuring timely resolution.
• Managed synchronization of applications between primary and secondary sites using rsync.
• Conducted drill activities to validate application performance and reliability.
• Installed, configured, and upgraded Oracle WebLogic middleware in both standalone and clustered environments.
• Managed high availability design, clustering, and load balancing for WebLogic services.
• Migrated code between production environments and configured JDBC connection pools and data sources.
• Deployed enterprise applications (WAR, EJB Jar, EAR files) on WebLogic and performed Oracle WebLogic patching.