JPMorgan vs Twitter Interview Questions
JPMorgan lists 78 LeetCode interview questions while Twitter lists 53. They share 8 problems — 10% of JPMorgan's bank and 15% of Twitter's. Focus on the overlap first, then drill into 70 JPMorgan-only and 45 Twitter-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 8 overlapping problems first. These are the highest-yield questions for candidates interviewing at both JPMorgan and Twitter.
Step 2 — Company-specific depth: Add JPMorgan-specific problems like Group Anagrams, Count Binary Substrings, Two Sum and Twitter-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Twitter skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
8 Shared Questions
High-priority problems to practice for both JPMorgan and Twitter.
| Problem | Difficulty |
|---|---|
| Minimum Number of Steps to Make Two Strings Anagram | Medium |
| Valid Parentheses | Easy |
| Merge Intervals | Medium |
| Minimum Cost to Connect Sticks | Medium |
| Happy Number | Easy |
| LRU Cache | Medium |
| Reverse Linked List | Easy |
| Trapping Rain Water | Hard |
Unique to JPMorgan (70)
Problems in JPMorgan's list that do not appear at Twitter.
Unique to Twitter (45)
Problems in Twitter's list that do not appear at JPMorgan.
| Problem | Difficulty |
|---|---|
| Regular Expression Matching | Hard |
| Integer to Roman | Medium |
| Merge k Sorted Lists | Hard |
| Multiply Strings | Medium |
| Wildcard Matching | Hard |
| Permutation Sequence | Hard |
| Pascal's Triangle | Easy |
| Word Break II | Hard |
| Time Needed to Buy Tickets | Easy |
| Max Points on a Line | Hard |
| One Edit Distance | Medium |
| Implement Trie (Prefix Tree) | Medium |
Frequently Asked Questions
How many LeetCode questions do JPMorgan and Twitter share?
JPMorgan and Twitter share 8 LeetCode interview questions. 70 problems appear only in JPMorgan's list and 45 appear only in Twitter's list.
What topics overlap most between JPMorgan and Twitter?
The most common shared topics between JPMorgan and Twitter are Hash Table (3 shared questions), String (2 shared questions), Stack (2 shared questions), Array (2 shared questions), Two Pointers (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: JPMorgan or Twitter?
JPMorgan has 25 Easy, 45 Medium, and 8 Hard questions. Twitter has 8 Easy, 33 Medium, and 12 Hard questions. Twitter has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both JPMorgan and Twitter?
Start with the 8 shared problems since they cover what both companies ask most often. Then add 20 JPMorgan-specific and 20 Twitter-specific questions to round out your prep.