Hardware Development Engineer Interview Questions

69 hardware development engineer interview questions shared by candidates

Expanded from behavioral question to a technical one when talking about a project. (e.g. Tell me about a time you could not complete an objective in a project and then: Tell me what did you do technically to solve the challenge.)
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Hardware Development Engineer Intern

Interviewed at Amazon Lab126

3.2
Sep 8, 2020

Expanded from behavioral question to a technical one when talking about a project. (e.g. Tell me about a time you could not complete an objective in a project and then: Tell me what did you do technically to solve the challenge.)

Be ready to be asked what the output of a circuit would look like if the input was ___. exam had 3 circuits, 2 of which I didn't even have a chance to do. Questions were really advanced, and even the manager said it's a really tough exam.
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Hardware Development Engineer I

Interviewed at Fortinet

3.8
Nov 2, 2016

Be ready to be asked what the output of a circuit would look like if the input was ___. exam had 3 circuits, 2 of which I didn't even have a chance to do. Questions were really advanced, and even the manager said it's a really tough exam.

The technical discussion focused on core power-electronics topics, including device-level concepts. As they are a semiconductor manufacturer, the interviewers had deep domain knowledge, and I was asked detailed questions on device characterisation, such as the switching behaviour of a MOSFET.

Hardware Development Engineer

Interviewed at Cambridge GaN Devices

3.2
Nov 26, 2025

The technical discussion focused on core power-electronics topics, including device-level concepts. As they are a semiconductor manufacturer, the interviewers had deep domain knowledge, and I was asked detailed questions on device characterisation, such as the switching behaviour of a MOSFET.

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