* Solid background in maintenance of large and complex MySQL, PostgreSQL, NoSQL, Mongodb, Redis, SQLite databases
* Fundamental knowledge of structured query language (SQL) to do back up, restore, and troubleshoot database sets and system access, updating and integrating old programs to implement the latest technology.
* Determine client needs and set up databases with appropriate disk space, network requirements, and memory, then use various software tools to organize and store company records, user information, and other data.
* Upgrading database servers and applications, modifying database structure as needed, generating user profiles, and monitoring database security.