›Compare REST, gRPC, and message queues for inter-service communication.Middle#CommunicationDetails →
›What is the Backend-for-Frontend pattern and how does it relate to an API gateway?Middle#Patterns#CommunicationDetails →
›What is distributed tracing and how do correlation IDs work?Middle#Communication#ResilienceDetails →
›How do you version APIs and keep backward compatibility across services?Middle#Patterns#CommunicationDetails →
