Installation, configuration and up-gradation of MySQL/MariaDB database and cluster.Worked on Change Management Requests and VPMO’s.Daily monitoring and troubleshooting database related alerts and tickets.Setup replication between servers and also troubleshoot replication and MariaDB Galera issues.Troubleshoot backup issues and restore backups in case of failure.Perform database refresh activity and DR exercises. Advice application team if any performance issue found.