Questions mostly comprises of technologies mentioned in your resume.
Principal Engineer Interview Questions
4,347 principal engineer interview questions shared by candidates
Describe and design a Suscribe-Publish framework.
How do you resolve some sort of CAM issue.
How do you implement a custom transaction manager. ?
Calculate the angle between the hands of a clock given a time.
Question about sockets and ds algo.
Behavioral were mostly around where you had conflicts historically and how you resolved etc. something that would probably have highest evaluation criteria for their interviews.
Interview questions were related to API, SQL and test coverage.
How to scale the HTTP integration that I did in the take-home test, Weird questions like how to authenticate an API call if the password had to be entered only via a mobile phone.
Couple of AWS related questions, route53 ,networking. Few Behavioural questions which I dont remember because they were pasting on chat window!
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