Earners of this badge can build consistent and scalable systems using Akka Cluster Sharding in Scala. They understand how to balance sharded systems to prevent hotspots. They have demonstrated how stateful systems can reduce the load on a database and improve overall system performance. They know how to use Lightbend Telemetry to monitor such systems, and measure the impact of system changes.

• Type Learning
• Level Intermediate
• Time Hours