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ServiceNow

Software Engineer

Custom Implementation of useState Hook

Hard

ROUND 4: Director RoundCodingCandidate Selected

react hooks custom-implementation

Can you implement a custom version of the useState hook in React, and explain how it can be used multiple times?

This question was asked in

ServiceNow Software Engineer Interview Experience

The ServiceNow Frontend Software Engineer interview process consisted of four rounds, with a strong technical focus. Candidates experienced a range of questions covering JavaScript concepts, performance optimization, web components, and React specifics. The interview overall appears to be a comprehensive evaluation of both technical and behavioral skills, indicating a competitive atmosphere at ServiceNow for this role.