Design and implement database schemas and features, including complex SQL queries and stored procedures. Monitor and optimize database performance through query tuning, indexing, and resource management. Perform database optimization, performance tuning, and configure high-availability solutions. Oversee routine maintenance tasks such as backups, recovery procedures, and patching. Implement and maintain robust disaster recovery strategies and backup policies. Enforce database security controls, including access management, encryption, and hardening. Collaborate with data engineers and integration developers to ensure database structures support ETL/ELT processes. Validate that database schemas align with incoming data feeds and ensure smooth operation of interfaces.