Rajeswari Ramar

Dedicated Middleware Administrator with around 3 years of experience managing mission-critical banking and payment middleware environments. Strong expertise in WebLogic, JBoss,WildFly, Apache Tomcat, and Apache HTTP Server administration, production support, application deployments, performance tuning, clustering, load balancing, and DC–DR setup. Proven track record of maintaining 99.9% uptime with zero escalations and supporting On-Premises to Cloud migration initiatives

Installed, configured and administered WebLogic, JBoss, WildFly, Apache Tomcat, and Apache HTTP Server across 20+ production and 100+ non-production servers. Provided 24/7 production support for mission-critical payment systems, maintaining 99.9% uptime and zero customer escalations. Managed 150+ controlled application deployments annually with rollback validation and release coordination. Configured JDBC, JNDI, SSL certificates, credential stores, and secure web-to-app integrations using mod_jk/mod_proxy/mod_cluster. Implemented clustering and load balancing to ensure high availability and failover readiness. Automated backups, log rotation, and health checks using shell scripting, cron, and logrotate, reducing manual effort. Coordinated DC–DR synchronization and supported go-live activities during On-Prem to Cloud migration projects. Monitored middleware using Grafana alerts, handled ITIL-based Incident, Problem, Change Management, and performed RCA to ensure SLA compliance and prevent recurring issues.

Bachelor of Computer Science and Engineering | Anna University