Andrés Esquivel

Senior Backend Engineer

Why Your NestJS Service Becomes a Mess (and How Hexagonal Architecture Fixes It)

11 June 2026 · 4 min

Why Your NestJS Service Becomes a Mess (and How Hexagonal Architecture Fixes It)

Controllers that know too much, entities full of ORM decorators, and tests that need a database. A practical guide to ports and adapters in NestJS.

NestJSArchitectureHexagonalClean Architecture

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Hexagonal & Clean Architecture in NestJS Arquitectura hexagonal y Clean en NestJS

Author: Andrés Esquivel · Making Code

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