Software Engineer Trainee Interview Questions

6,732 software engineer trainee interview questions shared by candidates

One of the questions they asked was: “Walk me through a technical challenge you faced in a project and how you solved it.” I described a performance issue I encountered while building a web application, where inefficient database queries slowed response time. I walked through how I identified the bottleneck using logs and query profiling, optimized the queries using indexing, and validated improvements through testing. They wanted to evaluate structured problem-solving, clarity of thought, and ability to translate technical work into business value.
avatar

Trainee Software Engineer

Interviewed at HSBC

3.8
Nov 2, 2025

One of the questions they asked was: “Walk me through a technical challenge you faced in a project and how you solved it.” I described a performance issue I encountered while building a web application, where inefficient database queries slowed response time. I walked through how I identified the bottleneck using logs and query profiling, optimized the queries using indexing, and validated improvements through testing. They wanted to evaluate structured problem-solving, clarity of thought, and ability to translate technical work into business value.

First he asked to introduction Then asked the frontend and backend for the projects i have mentioned in the resume I have done a project using GUI he asked me to write GUI code Then asked about difference between python and Java Gave a coding question ,like in a list there are elements like [ A 4 Y F U P 3 1 6,9] OUTPUT :[(Y,1)(U,3)(P,4)(F,6)(A,9)] Alphabets in descending order Numbers in ascending order Then operating system concepts Why HSBC?
avatar

Trainee Software Developer

Interviewed at HSBC

3.8
Mar 1, 2025

First he asked to introduction Then asked the frontend and backend for the projects i have mentioned in the resume I have done a project using GUI he asked me to write GUI code Then asked about difference between python and Java Gave a coding question ,like in a list there are elements like [ A 4 Y F U P 3 1 6,9] OUTPUT :[(Y,1)(U,3)(P,4)(F,6)(A,9)] Alphabets in descending order Numbers in ascending order Then operating system concepts Why HSBC?

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