›What are the trade-offs between synchronous and asynchronous communication?Junior#CommunicationDetails →
›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#Resilience#CommunicationDetails →
›How do you version APIs and keep backward compatibility across services?Middle#Communication#PatternsDetails →
›How do you secure service-to-service communication (mTLS, zero-trust)?Senior#Resilience#CommunicationDetails →
