IBM vs Wix Interview Questions
IBM lists 115 LeetCode interview questions while Wix lists 55. They share 12 problems — 10% of IBM's bank and 22% of Wix's. Focus on the overlap first, then drill into 103 IBM-only and 43 Wix-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 12 overlapping problems first. These are the highest-yield questions for candidates interviewing at both IBM and Wix.
Step 2 — Company-specific depth: Add IBM-specific problems like Find the Smallest Divisor Given a Threshold, Gray Code, Exclusive Time of Functions and Wix-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Wix skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
12 Shared Questions
High-priority problems to practice for both IBM and Wix.
| Problem | Difficulty |
|---|---|
| 3Sum | Medium |
| Integer to Roman | Medium |
| Roman to Integer | Easy |
| Merge Intervals | Medium |
| Valid Parentheses | Easy |
| Longest Palindromic Substring | Medium |
| Maximum Subarray | Medium |
| Validate Binary Search Tree | Medium |
| Trapping Rain Water | Hard |
| Intersection of Two Arrays | Easy |
| Median of Two Sorted Arrays | Hard |
| Subsets | Medium |
Unique to IBM (103)
Problems in IBM's list that do not appear at Wix.
Unique to Wix (43)
Problems in Wix's list that do not appear at IBM.
| Problem | Difficulty |
|---|---|
| Number of Islands | Medium |
| Container With Most Water | Medium |
| Add Two Numbers | Medium |
| Clone Graph | Medium |
| Is Subsequence | Easy |
| Copy List with Random Pointer | Medium |
| Alien Dictionary | Hard |
| Merge Two Sorted Lists | Easy |
| Move Zeroes | Easy |
| Diameter of Binary Tree | Easy |
| Minimum Distance Between BST Nodes | Easy |
| Design HashSet | Easy |
Frequently Asked Questions
How many LeetCode questions do IBM and Wix share?
IBM and Wix share 12 LeetCode interview questions. 103 problems appear only in IBM's list and 43 appear only in Wix's list.
What topics overlap most between IBM and Wix?
The most common shared topics between IBM and Wix are Array (7 shared questions), Two Pointers (4 shared questions), String (4 shared questions), Sorting (3 shared questions), Hash Table (3 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: IBM or Wix?
IBM has 33 Easy, 73 Medium, and 9 Hard questions. Wix has 16 Easy, 31 Medium, and 8 Hard questions. Wix has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both IBM and Wix?
Start with the 12 shared problems since they cover what both companies ask most often. Then add 20 IBM-specific and 20 Wix-specific questions to round out your prep.