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Principal Engineer Interview Questions
4,341 principal engineer interview questions shared by candidates
Solving a coding problem (Balancing parenthesis) and design problem (design a service that provides tax refund status)
Problem around longest sub-string string (again lifted from geeksforgeeks).
1. 4 rods arranged into a diamond shape mechanism. A load is placed at one joint. Indicate the forces/stresses in each rod. Can you optimise the rods to improve material usage. 2. A disposable cutting tool for tissue and cartilage. Give some examples of how you would power the movement of this cutter. 3. How would you design the dosage system of a dry powder inhaler. 4. How would you mount an LCD display into a housing
During phone interview basic JavaScript questions were asked and asked to write a function that sums up an array of numbers, the length of the array is not fixed. I believe the whole intention was to find if one know the concept of 'arguments'
Explain async operation.On a click of a button initiates two XHR request. How would you provide a status updated when two XHR request has been completed.
Out of an array of string, return the anagram of of string
Basic STAR type questions around accomplishments and difficulties in prior jobs. Also types of technologies used.
How many cows are there in Canada?
Why do you leave current job
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