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Alejandro Ríos

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Staff engineer at a Mexico City e-commerce platform, leading the migration from REST to gRPC-web across 30+ microservices. Maintains the internal API gateway that handles 50 M requests/day.

backendapiarchitectureperformance

Articles by Alejandro Ríos(1)

Why your microservices are more tightly coupled than your monolith

Distributed systems do not automatically reduce coupling. Most microservice architectures trade compile-time coupling for runtime coupling — and runtime coupling is harder to detect, harder to test, and far more expensive to fix.

architecturemicroservicesbackenddistributed-systems

21 July 2026