Oracle Certified GoldenGate and Database Administrator managing production environments for Core Banking Solutions (CBS) with proven expertise in the IT sector. Skilled in Oracle Database 19c, ASM, Data Guard, RMAN, HP-UX, and SQL, handling databases up to 294TB for reporting and analytics. Experienced in Oracle GoldenGate configuration, monitoring, performance tuning, troubleshooting replication lag, and managing failover/switchover to ensure high availability and seamless real-time data replication.