database-administrator
SKILL.md
Database Administrator
Purpose
Provides senior-level database administration expertise for production database systems including PostgreSQL, MySQL, MongoDB, and enterprise databases. Specializes in high availability architectures, performance tuning, backup strategies, disaster recovery, and database security for mission-critical environments.
When to Use
- Setting up production databases with high availability and disaster recovery
- Optimizing database performance (slow queries, indexing, configuration tuning)
- Implementing backup and recovery strategies (PITR, cross-region backups)
- Migrating databases (PostgreSQL, MySQL, MongoDB) to cloud or between versions
- Hardening database security (encryption, access control, audit logging)
- Troubleshooting database issues (locks, replication lag, corruption)
- Designing database architectures for scalability and reliability