Monitor and maintain Oracle, Postgres, and SQL Server databases, addressing performance issues.Proactively support systems and analyze existing or potential issues in database environments.Understand RDBMS/ASM and storage/OS layers to address performance glitches.Automate DBA tasks using shell/bash scripting to improve efficiency and assist the operations team.Develop scripts to streamline workflows for the operations team.Apply Oracle optimizer concepts, statistics, and tracing to optimize performance.Enhance PL/SQL coding skills for administrative purposes and troubleshoot code.Troubleshoot and resolve Oracle JDBC issues.Perform and manage backup and restoration tasks, ensuring data integrity.Design and implement database solutions that meet business needs.Research and recommend solutions to improve database performance and reliability.Ensure services exceed defined service levels and maintain database environments.configure and maintain optimized database environments, including Oracle RAC.Collaborate with developers, support, and vendors to test changes affecting the database layer.Proactively analyze databases to avoid performance degradation and SLA breaches.Raise and implement changes following business processes.Engage in technical discussions with vendors, developers, and support for incidents and DR scenarios.Plan and perform DR activities for core production systems, automating routine tasks.Provide support for critical incidents in production systems during non-office hours.Administer and optimize Oracle, Postgres, and SQL Server databases.Configure, troubleshoot, and tune Data Guard environments and use Oracle Enterprise Manager.Gain proficiency in MongoDB and other databases as required.

I managed and maintained university databases, ensuring their integrity, stability, and security. I also provided valuable insights through database-generated reports and ensured seamless database operations by managing backup and recovery infrastructures.