You are designing a BFF for a mobile app and a web app. The mobile app needs minimal data for fast loading, while the web app needs detailed data. How should you design your BFFs?

hard📝 Trade-off Q15 of 15

Microservices - Advanced Patterns

AUse a single BFF that returns all data to both frontends

BCreate separate BFFs for mobile and web, each tailoring data to its frontend

CLet frontends call microservices directly to get needed data

DCreate one BFF that returns minimal data for both frontends

Step-by-Step Solution

Solution:

Step 1: Understand frontend needs
Mobile requires less data for speed; web requires more detailed data.
Step 2: Apply BFF pattern best practice
Separate BFFs allow tailoring responses to each frontend's needs, improving performance and simplicity.
Final Answer:
Create separate BFFs for mobile and web, each tailoring data to its frontend -> Option B
Quick Check:
Separate BFFs tailor data per frontend [OK]

Quick Trick: Use separate BFFs for different frontend needs [OK]

Common Mistakes:

Using one BFF for all frontends ignoring needs
Letting frontends call microservices directly
Returning minimal data to all frontends

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You are designing a BFF for a mobile app and a web app. The mobile app needs minimal data for fast loading, while the web app needs detailed data. How should you design your BFFs?

Step 1: Understand frontend needs

Step 2: Apply BFF pattern best practice

Final Answer:

Quick Check:

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