SMRTR ProgrammingApr 15, 2026LogRocket

When to move API logic out of Next.js

SMRTR summary

Next.js Route Handlers work well for small internal APIs but struggle with complex business logic and validation. Instead of moving to separate backend services, developers can use ElysiaJS within the same Next.js project to gain stronger type safety through Eden Treaty, better performance with long-lived processes, and unified schema validation while maintaining single deployment.

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