Principal Software Engineer Interview Questions

2,045 principal software engineer interview questions shared by candidates

1) Design youtube channel, subscription/upload and notification 2) Observer design pattern 3) Find duplicate from a list using java 8, {1,2,3,4,4,5,1} and execute test cases 4) What needs to consider while containerize app? Interviewer was looking for stateful application 5) Factory design pattern 6) Liveness and readiness probe in kubernetes 7) Kafka consumer groups and benifits, partition , offset etc.. 8) How do you deploy app in k8s 9) Ingress in kubernetes 10) How to create authorization keys in k8s and how it work 11) Decorative design pattern example in java 12) How to scale a deployment
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Principal Software Engineer

Interviewed at Dell Technologies

3.7
Nov 18, 2021

1) Design youtube channel, subscription/upload and notification 2) Observer design pattern 3) Find duplicate from a list using java 8, {1,2,3,4,4,5,1} and execute test cases 4) What needs to consider while containerize app? Interviewer was looking for stateful application 5) Factory design pattern 6) Liveness and readiness probe in kubernetes 7) Kafka consumer groups and benifits, partition , offset etc.. 8) How do you deploy app in k8s 9) Ingress in kubernetes 10) How to create authorization keys in k8s and how it work 11) Decorative design pattern example in java 12) How to scale a deployment

Was asked asked to design the necessary support for a new feature where the key to a successful design was the creation of a new database table that would maintain historical entries for a particular account, and not just the current balance, in order to facilitate the creation of historical reports.
avatar

Principal Software Engineer

Interviewed at Sage

3.5
May 30, 2015

Was asked asked to design the necessary support for a new feature where the key to a successful design was the creation of a new database table that would maintain historical entries for a particular account, and not just the current balance, in order to facilitate the creation of historical reports.

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