I applied through university. The process took 4 weeks. I interviewed at Lutron Electronics (Lafayette, IN) in Apr 2015
Interview
Two telephone interview. One technical and one behavioral. The interview is not too hard. Average of each is around half an hour. The interviewer will chat with you and basically go over your resume and ask the question on it. Also prepare as many as you can for the 3 lights question.
I applied through university. I interviewed at Lutron Electronics (Brooklyn, NY) in Feb 2020
Interview
First Round:
Couple of project questions, high level and FizzBuzz Problem loop based and recursive approaches. Questions were easy and solvable. Also, look at your resume based questions for the video interview.
I applied through university. The process took 1 day. I interviewed at Lutron Electronics (West Lafayette, IN) in Oct 2017
Interview
It was a 40 minute phone interview. The interviewer did me the courtesy of asking me about myself then jumped straight into the algorithm question. He was very probing and asked the reason for each line of my algorithm/code
Interview questions [1]
Question 1
Implement an algorithm to reverse an unsorted singly linked list. What is the complexity of the algorithm you implemented?