Implementing Microservices with Akka

This tutorial illustrates how Microservices can interact to implement a shopping cart system. The sections listed below show how to build the services piece by piece, from scratch.

Shopping Cart example architecture
Section 1: Set up your development environment
Section 2: Start a project
Section 3: Create the gRPC Cart service
Section 4: Create the Event Sourced Cart entity
Section 5: Complete Event Sourced entity
Section 6: Projection for queries
Section 7: Service-to-Service Eventing
Section 8: Projection calling gRPC service

Learn more

The following links provide more information about some of the Akka features used in the tutorial.

Akka Cluster Sharding to distribute Event Sourced cart entities and Projections
Akka Event Sourcing to store the state of the shopping carts
Akka Projections to enable CQRS and event based communication with other services
Akka gRPC to implement a gRPC service API and communication with other services
Akka Management for Akka Cluster formation and health checks