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Amazon Frontend Engineer Interview Questions

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

50questions
~15htotal time
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1
CodingStart here. 29 questions · ~508 min
Explain how you would implement a 3-tab widget that fetches and displays phrases in dif...Medium
Practice

Transform backend language records into three ordered, deduplicated widget tabs.

api integrationArraysasynchronousAmazon
Find a triplet with sum 0 in a BSTMedium
Practice

Determine whether a BST contains three distinct node values whose sum is zero using inorder traversal and two pointers.

CodingbstAlgorithmsAmazon
Describe how you would implement an infinite scrolling past orders page, including data...Medium
Practice

Merge paginated order results, remove overlapping records, and preserve newest-first order for infinite scrolling.

deduplicationArrayscachingAmazon
Describe how you would implement an image gallery with dynamic tag filtering and a moda...Medium
Practice

Filter images by dynamic tag selections and construct modal metadata with an MM/DD/YY date.

ArraysArray Manipulationedge casesAmazon
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2
System Design12 questions · ~210 min
Design an autocomplete component (LLD, UML)Hard

Design an autocomplete component with clear LLD classes, UML relationships, scalable lookup, ranking, and pagination.

latencyclass structuredesignAmazon
Tell me how you would design a restaurant listing and ordering app where users can cust...Hard

Design an ML-powered restaurant listing and item customization system, covering ranking, serving, evaluation, and reliability.

ML RankinglatencydesignAmazon
Design the cart for an e-commerce shopping siteHard

Design an e-commerce cart with reliable state management and optional ML recommendations, while preserving checkout correctness and low latency.

latencyFeature StoredesignAmazon
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3
Behavioral & Leadership9 questions · ~158 min
Tell me about a time where you had to dive deepMedium
Recently asked

Tests analytical judgment, attention to detail, and ownership when investigating an unclear or high-impact problem.

behavioral interviewanalytical judgmentattention to detailAmazon
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