Brownfield Migration: The Strangler Fig Approach to BFF Adoption
Incrementally introducing a BFF in front of an existing monolith or REST API without a big-bang rewrite.
Apr 19, 202620 min read6

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Articles tagged with #microservices
Incrementally introducing a BFF in front of an existing monolith or REST API without a big-bang rewrite.

Where caching belongs in a BFF architecture, how to avoid stale-data bugs, and cache invalidation patterns.

Standing up the BFF service, aggregating upstream calls, shaping responses, and handling errors with real code.

Comparative analysis with real trade-offs. Where each pattern wins, where it falls over, and how they can coexist.

API design principles, response shaping, versioning strategy, and what belongs in the BFF vs upstream services.

The problem it solves, the cost it introduces, and the honest answer on when not to use it.
