Design Patterns · Senior · Question 52 of 75

How does an API Gateway differ from a Backend for Frontend?

✓Correct answer: A gateway is a shared entry point (routing, auth, rate limiting); a BFF is tailored to one client's needs and owned by that client's team
2They're the same thing
3A BFF runs in the browser

Explanation

Often both exist: a gateway at the edge and BFFs behind it per web/mobile app.

Further reading

microservices.io: API Gateway / BFF ↗

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