Magento Developer Interview Questions

Magento Developers specialize in building and maintaining eCommerce websites using the Magento framework. Magento is an open-source e-commerce platform written in PHP that uses multiple other PHP frameworks such as Laminas and Symfony.

The duties of a Magento Developer include meeting with the design team, developing Magento modules, coding the templates, troubleshooting interface issues, testing website performance, and updating security patches.

Whether you're a job seeker preparing to be interviewed for the role of Magento Developer or an employer preparing to interview candidates for Magento Developer position, these Magento Developer interview questions will help you prepare yourself for the job interview session.

Magento Developer Interview Questions

Below are a list of some skill-based Magento Developer interview questions.

1. What is Magento?
2. What are some of the top features of Magento framework?
3. What are the different versions of Magento?
4. What is MVC Architecture?
5. Can you explain the technology that is used by Magento?
6. Are there any limitations to the Magento software?
7. How do you create a custom module in Magento?
8. How can you improve the performance of Magento?
9. Which billing information can be managed through Magento?
10. How do you add a blog to Magento?
11. How many design patterns does Magento have?
12. Could you please comment on the EAV, naming its pros and cons?
13. How many tables will be created when you make a new EAV module?
14. What is the largest eCommerce website project you have worked on?
15. How would you enhance the performance of a website using Magento coding?
16. Why would you say Magento is valuable for small businesses?
17. What process do you use to map out the design of a new eCommerce site?
18. Name the methods of altering the way that Magento works, focusing on potential ways to expand Magento core features? Please, comment on the differences and peculiarities of these methods.
19. Name the best way to count the items in a collection?
20. Describe how to change the CSS of your theme in Magento.
21. Please comment on the process of module creation in Magento.
22. Define deploy modes in Magento 2.
23. Describe and comment on a factory class in Magento 2.
24. Can you name the scripting language and the database that is used for Magento 2?
25. Please comment on Magento dependency injections.
26. Can you compare the benefits of Magento 2 and Magento 1? 
27. Discuss the static blocks in Magento 2.
28. Give your thoughts on the improvement of the Magento app’s efficiency?
29. What if you need to design a module with the next specs: the module sends a newsletter automatically, the newsletter is sent to all subscribers within specified intervals of time, you need to understand if subscribers got the letter? 
30. Discuss how to create custom values specific for the store in the admin panel with an architectural pattern?
31. Can you name the items of the ACL that will have restricted permissions if a developer wants to restrict the access to a custom ACL resource he is going to create?
32. Can you comment on how to create a new Magento installation for a client switching from Magento 1 to Magento 2 in the most effective way?
33. Share your thoughts on Magento environment optimization.
34. Comment on the ways to optimize Magento configuration.
35. How might database performance be improved?
36. How might Magento front-end performance be optimized?

Magento Developer Interview Questions and Answers

Every interview is different and the questions may vary. However, there are lots of general questions that get asked at every interview.

Below are some common questions you'd expect during Magento Developer interviews. Click on each question to see how to answer them.

1. Why Do You Want To Leave Your Current Job?
2. What is Your Greatest Weakness?
3. Why Do You Want This Job?
4. What is Your Salary Expectation?
5. What is Your Greatest Strength?
6. Why Should We Hire You?
7. Are You a Leader or a Follower?
8. Do You Have Any Questions for Us?
9. Tell Me About Yourself
10. What Is Your Greatest Accomplishment?