nodejs-backend

Structure a Node.js backend by separating concerns into distinct core and infrastructure layers. This approach keeps business logic isolated from side effects, ensuring applications remain scalable and maintainable.

Handle errors in an Express API by implementing domain-specific errors and a global error handler. This pattern ensures consistent API responses across your application without scattering error logic.

Yes, this Node.js backend framework supports dependency injection for Express route handlers. It facilitates decoupling components, which improves testability and enforces a clean architecture.

Validate environment variables in a TypeScript Node.js application using Zod. This configuration pattern ensures robust runtime validation, preventing startup failures from missing or invalid environment variables.

Yes, you can use the Repository pattern for database transaction management with Kysely. This pattern encapsulates data access logic, keeping infrastructure concerns separate from core business logic.