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Lessons (5)

• API Gateway, BFF & Service Discovery

  … A BFF is a small backend tailored to one frontend , owned by that frontend team. mermaid flowchart LR …

• REST vs GraphQL vs gRPC

  … gRPC between internal microservices, a GraphQL or BFF (Backend for Frontend) layer for their apps, and REST for …

• I — Interface Segregation Principle

  … applies at a larger scale: - Backend for Frontend (BFF): a mobile app and a web app each get …

• Frontend Security

  … session=abc123; HttpOnly; Secure; SameSite=Lax; Path=/; Max-Age=86400 💡 A popular pattern is the BFF (Backend for …

• Data in Microservices: Sagas & the Outbox Pattern

  … Options: Approach How Trade-off --- --- --- API composition A BFF/gateway calls each service and joins in memory Simple …