System design for room reservation
Principal Engineer Interview Questions
4,347 principal engineer interview questions shared by candidates
Describe the most interesting bug you have ever discovered
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Purpose to join,
Design a chess game, initially local and then multi player
How did you end up doing this role?
Most interviewers asked for some detail related to my resume. Then they asked a well-contained programming question that focused on efficiency and accuracy. They also spent time trying to talk up their company.
Focus on trees, networking and IPC mechanism (source code) not just usage.
Q1) Medium and Hard level Coding questions which covers data structure & algorithms. Hashmap, tree, linked list, etc. Q2) Architecture and Design for a specific large scale application which can handle X millions requests per seconds. Q3) Leadership and Managerial questions on mentoring, customer focus, conflict resolution & convincing skills with example.
If CIO challenges, how do you answer?
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