![]() ![]() Question #7: What’s Magento 2 File Structure? Your candidate should specify this exception and possibly provide use cases of a virtual type. The trick is that a virtual type can never be referenced directly in the source code. It allows changing or configuring specific classes. Question #6: What Is a Virtual Type?Ī virtual type refers to the way of configuring dependency injection via a di.xml file. ![]() A Magento developer should know that, if referenced directly, ObjectManager will break dependency injection principles, make code testing more difficult, and breach best coding practices. Why is this one of the Magento tricky questions? Because ObjectManager is never used directly in classes/templates. Automatic initialization of parameters.Instantiation and configuration of an Object via two main methods: GET and CREATE.It prevents boilerplate code and has the following functions: ObjectManager is another technology used with large applications like Magento. You can also ask about the specific use cases of each type of dependency injection. ObjectManager is used to generate objects of a specific class.Īn interviewee should be able to elaborate on the dependency injection & inversion principle, injection types used in Magento, and their configuration. Magento uses a constructor to retrieve information about all class dependencies. In software engineering, dependency injection is a design pattern in which object A receives other objects (aka dependencies) that it depends on. The question about dependency injections forms the crux of a Magento tech screening. Question #4: What Is Dependency Injection? If an applicant avoids service contracts, he/she either lacks the knowledge of Magento or has been working for a company that never followed programming best practices. It’s thanks to service contracts that Magento merchants can integrate third-party systems, configure services as web APIs, and easily upgrade a store when new platform versions are released. As Volodymyr Leshchyshyn explains,Ī developer can do without service contracts but not the one who writes quality code. Now, this is one of the Magento tricky interview questions because service contracts are not strictly necessary in Magento development. The structure of a service contract in Magento. The applicant should understand what service contracts are, how to use them, and for what purposes. They enhance the modularity of Magento and guarantee compatibility among Magento versions. Service contracts are sets of PHP interfaces that are defined for a module. Use the following Magento 2 technical interview questions to check whether your applicant has the required backend skills. 15 Magento 2 Interview Questions for Back-End DevelopersĪ back-end Magento developer should have an in-depth knowledge of PHP and MySQL, proven experience working with OOP & design patterns, and expertise in Git and Composer. This way, you’ll direct the applicant in the right frame of mind for the rest of the interview. Instead, start with the basics: zero in on object-oriented programming, the principles of extensibility and modularity, patterns and magic methods, etc. Don’t slammer the candidate with the hard Magento 2 interview questions for experienced developers. Once you take the edge off the applicant, get to the topic you’ve actually met to discuss - Magento. Questions like “What is Magento 2?” may be completely out of line for a professional Magento interview. Here we talk extremely low-level basic questions related to a developer’s CV, their past projects and achievements, and experiences integrating third-party apps.ĭon’t simplify too much, though. Read more: Top 20 Ecommerce Interview Questions and Answers to Hire a Top Manager Question #1: Tell Us About Yourselfīefore the interview, try to come up with some simple core questions that any developer qualified for a position should be able to answer. Here are a few general Magento 2 technical questions you can ask both back-end and front-end specialists. This way, there’s a higher chance you’ll see their real-world development skills. So you want to start with an icebreaker to make your candidate loosen up a bit. Interviews, especially the technical ones, are a nerve-racking process. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |