There are many reasons to hire a PerconaDB cluster developer. Some of the most common reasons include: - To improve database performance - A PerconaDB cluster can help improve database performance by allowing for more efficient use of server resources. - To increase database availability - A PerconaDB cluster can help increase database availability by providing failover capabilities in the event of a server failure. - To reduce database administration costs - A PerconaDB cluster can help reduce database administration costs by simplifying the management of multiple databases.