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Prep plan
Updated weekly · Last refresh Oct 17

Microsoft Frontend Engineer Interview Questions

The questions to prepare for a Microsoft Frontend Engineer interview. Questions from real interview reports rank first. Updated daily.

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1
clean codeStart here. 1 question · ~13 min
Palindrome With Noisy InputsMedium
Practice

Check whether mixed-case text is a palindrome while ignoring non-alphanumeric characters using constant extra space.

clean codeperformanceAlgorithmsMicrosoft
2
error handling1 question · ~13 min
React Error Handling and Idle StateMedium

Evaluates state management, resilience, and user experience handling in React.

error handlingreactMicrosoft

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3
implementation1 question · ~13 min
Event Management ClassMedium

Assesses your ability to design clean APIs and implement core event-driven behavior.

implementationMicrosoft
4
performance1 question · ~13 min
Efficient Caching ImplementationMedium

Assesses your ability to improve performance with correct caching behavior.

performancecachingMicrosoft
5
search1 question · ~13 min
Find Phone Number in Huge ListHard

Tests efficient search strategies and scalability considerations for large datasets.

searchMicrosoft
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