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NestJS hexagonal architecture: where DTOs, domain models, and types belong

This story is from 2026-10-11. It is preserved in the archive; the latest stories are on the live feed.

Start with the boundary: who sends this data, who owns its meaning, and who is allowed to change it? In a NestJS hexagonal architecture, use transport DTOs for HTTP or message contracts, application commands and results for use cases, and domain entities or value objects where business identity and…

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  1. 2026-10-11 18:30 · DEV Community — AI
    NestJS hexagonal architecture: where DTOs, domain models, and types belong

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