Software Development Test Engineer Interview Questions

5,401 software development test engineer interview questions shared by candidates

Coding assignment: write a Twitter-like API/service, allowing for at least 4 requests: follow a user, unfollow a user, get a list of people following a user, get a list of tweets of the user (including self-tweets and replies by followers). Full integration and acceptance test suite must be included. App has to be hosted on public server where they can access it. Back end using MySql. Use Java (MVC), Groovy + Grails, or Python + Flask. Output in XML or Json. Clients must use API tocken for authentication, framework must give 401 error if wrong tocken in used.
avatar

Software Development Engineer In Test (SDET)

Interviewed at ThousandEyes

4.2
Oct 8, 2013

Coding assignment: write a Twitter-like API/service, allowing for at least 4 requests: follow a user, unfollow a user, get a list of people following a user, get a list of tweets of the user (including self-tweets and replies by followers). Full integration and acceptance test suite must be included. App has to be hosted on public server where they can access it. Back end using MySql. Use Java (MVC), Groovy + Grails, or Python + Flask. Output in XML or Json. Clients must use API tocken for authentication, framework must give 401 error if wrong tocken in used.

For assignment round practice on Ecommerce apps mainly, i had heard they ask this a lot, and for me also they had asked ecommerce app only also they ask easy to medium level Java DSA questions, i was asked anangram with diff approaches and anohter was about arrays
avatar

Software Development Engineer In Test (SDET)

Interviewed at BrowserStack

3.8
Oct 13, 2025

For assignment round practice on Ecommerce apps mainly, i had heard they ask this a lot, and for me also they had asked ecommerce app only also they ask easy to medium level Java DSA questions, i was asked anangram with diff approaches and anohter was about arrays

2. Write python code to count the no. of occurrences of list elements. 3. Linux command to transfer a file from one server to another server. 4. Linux command to check for no. of ports connected 5. Linux command to list down all the files and folders recursively 6. Linux command to list down the files and directories sizewise 7. Inheritance question - Class A, B, C, D , all have test(), B and C are inheriting A, D is inheriting B and C, then which test() will be called. 8. What is the difference between an instance method and a class method? 9. Difference between list and set. 10. Difference between list and tuple. 11. Types of inheritance. 12. Types of testing, Difference between System and Integration testing 13. Components of an E-commerce grocery site. 14. Write down test cases for Login functionality.
Apr 29, 2020

2. Write python code to count the no. of occurrences of list elements. 3. Linux command to transfer a file from one server to another server. 4. Linux command to check for no. of ports connected 5. Linux command to list down all the files and folders recursively 6. Linux command to list down the files and directories sizewise 7. Inheritance question - Class A, B, C, D , all have test(), B and C are inheriting A, D is inheriting B and C, then which test() will be called. 8. What is the difference between an instance method and a class method? 9. Difference between list and set. 10. Difference between list and tuple. 11. Types of inheritance. 12. Types of testing, Difference between System and Integration testing 13. Components of an E-commerce grocery site. 14. Write down test cases for Login functionality.

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