Josh Technology vs Qualcomm Interview Questions
Josh Technology lists 35 LeetCode interview questions while Qualcomm lists 62. They share 5 problems — 14% of Josh Technology's bank and 8% of Qualcomm's. Focus on the overlap first, then drill into 30 Josh Technology-only and 57 Qualcomm-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 5 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Josh Technology and Qualcomm.
Step 2 — Company-specific depth: Add Josh Technology-specific problems like Largest Number, Reverse Nodes in Even Length Groups, Maximum Twin Sum of a Linked List and Qualcomm-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Qualcomm skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
5 Shared Questions
High-priority problems to practice for both Josh Technology and Qualcomm.
| Problem | Difficulty |
|---|---|
| Move Zeroes | Easy |
| Merge Two Sorted Lists | Easy |
| Reverse Nodes in k-Group | Hard |
| Remove Nth Node From End of List | Medium |
| Climbing Stairs | Easy |
Unique to Josh Technology (30)
Problems in Josh Technology's list that do not appear at Qualcomm.
| Problem | Difficulty |
|---|---|
| Largest Number | Medium |
| Reverse Nodes in Even Length Groups | Medium |
| Maximum Twin Sum of a Linked List | Medium |
| Spiral Matrix | Medium |
| Count Good Nodes in Binary Tree | Medium |
| Reverse Odd Levels of Binary Tree | Medium |
| Delete Leaves With a Given Value | Medium |
| Find Bottom Left Tree Value | Medium |
| Merge Nodes in Between Zeros | Medium |
| Minimum Swaps to Group All 1's Together II | Medium |
| Count Pairs Whose Sum is Less than Target | Easy |
| Koko Eating Bananas | Medium |
Unique to Qualcomm (57)
Problems in Qualcomm's list that do not appear at Josh Technology.
| Problem | Difficulty |
|---|---|
| String Compression III | Medium |
| Maximum Number of Ones | Hard |
| Number of Islands | Medium |
| LRU Cache | Medium |
| Two Sum | Easy |
| Longest Substring Without Repeating Characters | Medium |
| Reverse Linked List | Easy |
| Valid Parentheses | Easy |
| Palindrome Number | Easy |
| Reverse Bits | Easy |
| 3Sum | Medium |
| Rotate Image | Medium |
Frequently Asked Questions
How many LeetCode questions do Josh Technology and Qualcomm share?
Josh Technology and Qualcomm share 5 LeetCode interview questions. 30 problems appear only in Josh Technology's list and 57 appear only in Qualcomm's list.
What topics overlap most between Josh Technology and Qualcomm?
The most common shared topics between Josh Technology and Qualcomm are Linked List (3 shared questions), Two Pointers (2 shared questions), Recursion (2 shared questions), Array (1 shared questions), Math (1 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Josh Technology or Qualcomm?
Josh Technology has 8 Easy, 24 Medium, and 3 Hard questions. Qualcomm has 28 Easy, 25 Medium, and 9 Hard questions. Qualcomm has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Josh Technology and Qualcomm?
Start with the 5 shared problems since they cover what both companies ask most often. Then add 20 Josh Technology-specific and 20 Qualcomm-specific questions to round out your prep.