This is a pretty good free resource https://docs.microsoft.com/en-us/dotnet/architecture/microse...

* Designing Data-Intensive Applications

* Monolith to Microservices

* Streaming Systems

* Designing Distributed Systems

* Building Event-Driven Microservices

* Kafka-Streams in Action

A comment in this post also suggests "Building Microservices" but haven't read it.