By Bhavya Karia Introduction In software engineering, dependency injection is a technique whereby one object (or static method) supplies the dependencies of another object. A dependency is an object that can be used (a service). That’s the Wikipedi... What is Dependency Injection? Dependency Injection is a design pattern that helps in managing object dependencies in a systematic and scalable manner . Instead of an object creating its own dependencies, they are provided (injected) by an external entity. Dependency injection is a technique in which you make the interactions between objects as minimal as possible through specific dependencies. Here’s what to know. In software engineering, dependency injection is a programming technique in which an object or function receives other objects or functions that it requires, as opposed to creating them internally.