Engineer Interviews

Engineer Interview Questions

Engineers are responsible for designing and building products. In an interview context, expect to be quizzed on your technical skills, and also evaluated for your ability to work as a part of a team to get things built. The specific questions you are asked will depend on what type of engineering position you are looking for such as a specific engineering discipline like software engineer, electrical engineer, or mechanical engineer.

Top Engineer Interview Questions & How to Answer

Question 1

Question #1: What is the most challenging engineering project you've dealt with, and how did you ensure it was successful?

How to answer
How to answer: This question requires you to give a specific example. Ideally, you're able to choose a project that mirrors the type of work you'd do in the role you're interviewing for. Even if it's not your most challenging project, make sure you describe your obstacle(s) and the successful outcome clearly and enthusiastically.
Question 2

Question #2: In your current role, what steps do you take to avoid making mistakes?

How to answer
How to answer: Whether you have a formal process or not, list any specific measures you employ (i.e., digital tools, consulting with colleagues, etc.). Make sure your answer demonstrates a commitment to quality control, efficiency, and safety.
Question 3

Question #3: Describe a time you dealt with a difficult client or stakeholder.

How to answer
How to answer: This one also requires a specific example that demonstrates patience and good judgment. An employer is looking for evidence that you're able to confidently and calmly stand by your decisions. Share an example with a positive outcome.

841,839 engineer interview questions shared by candidates

Given a list of ints, balance the list so that each int appears equally in the list. Return a dictionary where the key is the int and the value is the count needed to balance the list. [1, 1, 2] => {2: 1} [1, 1, 1, 5, 3, 2, 2] => {5: 2, 3: 2, 2: 1}
avatar

Data Engineer

Interviewed at Meta

3.5
Aug 17, 2021

Given a list of ints, balance the list so that each int appears equally in the list. Return a dictionary where the key is the int and the value is the count needed to balance the list. [1, 1, 2] => {2: 1} [1, 1, 1, 5, 3, 2, 2] => {5: 2, 3: 2, 2: 1}

SQL questions on promotions, sales schema. what %age of products have both non fat and trans fat. find top 5 sales products having promotions what %age of sales happened on first and last day of the promotion Mysql was used and interviewer asked to if this can be done without subquery. Python:- [1,None,1,2,None} --> [1,1,1,2,2] Ensure you take care of case input[None] which means None object. find s in missisipi.
avatar

Data Engineer

Interviewed at Meta

3.5
Jun 29, 2020

SQL questions on promotions, sales schema. what %age of products have both non fat and trans fat. find top 5 sales products having promotions what %age of sales happened on first and last day of the promotion Mysql was used and interviewer asked to if this can be done without subquery. Python:- [1,None,1,2,None} --> [1,1,1,2,2] Ensure you take care of case input[None] which means None object. find s in missisipi.

This was not unexpected but a bit difficult. How would you represent the ordering of a deck of card if you only have 32bytes to work with. So, he explained that you have 52 objects, there are 52! possible ordering of them. how to encode one of those ordering within 32 bytes?
avatar

Software Development Engineer

Interviewed at Amazon

3.5
Oct 2, 2011

This was not unexpected but a bit difficult. How would you represent the ordering of a deck of card if you only have 32bytes to work with. So, he explained that you have 52 objects, there are 52! possible ordering of them. how to encode one of those ordering within 32 bytes?

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