Fixing circular dependencies in Node.js and Express backend projects

Backend Node.js/Express architectures often accumulate circular dependencies that slow development and create subtle initialization errors hard to debug.

Published 12sem1 source

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The fact

Refactoring architecture by inverting dependencies or separating domain models from application layers eliminates these cycles while improving testability.

This architectural cleanup practice generalizes across teams modernizing mature Node.js codebases, revealing growing importance of software architecture even in JavaScript.

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