Sr Qa Engineer Interview Questions

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In the technical coding round, one of the questions they asked me was a programming exercise on CoderPad where I had to solve a problem step by step. After I wrote part of the solution, the Senior QA stopped me and started asking line-by-line why I wrote each piece of code and what it meant before even letting me complete the entire problem.
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Sr. QA Engineer

Interviewed at IPSY

3.5
Sep 4, 2025

In the technical coding round, one of the questions they asked me was a programming exercise on CoderPad where I had to solve a problem step by step. After I wrote part of the solution, the Senior QA stopped me and started asking line-by-line why I wrote each piece of code and what it meant before even letting me complete the entire problem.

1. Describe how do you create a mutable class. 2. How do you write a singleton 3. Questions based on collection 4. Questions based on my past experience 5. What is the most severe bug you have found most of the questions were from Java as it was for a position related Automation in Java.
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Senior Software QA Engineer

Interviewed at Informatica

4.1
Jan 20, 2016

1. Describe how do you create a mutable class. 2. How do you write a singleton 3. Questions based on collection 4. Questions based on my past experience 5. What is the most severe bug you have found most of the questions were from Java as it was for a position related Automation in Java.

1- Java-- all basic concepts, execptions, collections, Oops concepts etc. 2- Puzzles, scenario based based questions, Autoamtion framework, Log4J, 3- Program- non repeatable character in an array (unfortunately the interviewer itself dint know what is the result or the output of it. 4- SQL- all the joins. DML,DDL etc. 5- Manual- Test plan, test life cycle, strategy, defect life cycle etc.
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Senior QA Engineer

Interviewed at Informatica

4.1
Jun 28, 2016

1- Java-- all basic concepts, execptions, collections, Oops concepts etc. 2- Puzzles, scenario based based questions, Autoamtion framework, Log4J, 3- Program- non repeatable character in an array (unfortunately the interviewer itself dint know what is the result or the output of it. 4- SQL- all the joins. DML,DDL etc. 5- Manual- Test plan, test life cycle, strategy, defect life cycle etc.

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