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Updated weekly · Last refresh Aug 30

Wix Frontend Engineer Interview Questions

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

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1
CodingStart here. 19 questions · ~234 min
Lowest Common Ancestor in BSTEasy
Practice

Find the lowest common ancestor of two nodes in a binary search tree using BST ordering.

RecursionTreesWix
Higher-Order Calculator OperationsEasy
Practice

Create a closure-based calculator that maps Wix operations to reusable binary functions and evaluates multiple requests.

javascriptWix
Common Parent in a TreeMedium
Practice

Find the lowest common ancestor of two Wix Editor nodes in an arbitrary component tree using postorder DFS.

TreesAlgorithmsWix
Memoized Sum Function and Keys RoomsMedium
Practice

Build a memoized sum closure and use graph traversal to determine whether every Wix room is reachable.

RecursionfunctionsWix
Queue That Handles PromisesHard
Practice

Simulate a bounded-concurrency promise queue using a min-heap while preserving result order and handling rejections.

QueueWix
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2
Behavioral & Leadership3 questions · ~37 min
Salary Expectations ClarificationEasy

Tests your compensation alignment and ability to communicate expectations clearly.

CommunicationPrioritizationWix
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3
More topics2 questions · ~25 min
Design a Spreadsheet-Like SystemHard

Evaluates system design thinking for a complex interactive data grid.

system designExcelWix
Fix Issues in a WebsiteMedium

Assesses debugging approach, ownership, and communication during production issues.

DebuggingWix

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