Amazon vs Wells Fargo Interview Questions
Amazon lists 1,968 LeetCode interview questions while Wells Fargo lists 24. They share 20 problems — 1% of Amazon's bank and 83% of Wells Fargo's. Focus on the overlap first, then drill into 1,948 Amazon-only and 4 Wells Fargo-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 20 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Amazon and Wells Fargo.
Step 2 — Company-specific depth: Add Amazon-specific problems like Two Sum, Trapping Rain Water, Longest Substring Without Repeating Characters and Wells Fargo-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Amazon skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
20 Shared Questions
High-priority problems to practice for both Amazon and Wells Fargo.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Number of Islands | Medium |
| Merge Intervals | Medium |
| Valid Parentheses | Easy |
| Longest Common Prefix | Easy |
| Maximum Subarray | Medium |
| Product of Array Except Self | Medium |
| Spiral Matrix | Medium |
| Meeting Rooms II | Medium |
| Merge Strings Alternately | Easy |
| LFU Cache | Hard |
| Intersection of Two Linked Lists | Easy |
| Rotate String | Easy |
| Kth Largest Element in a Stream | Easy |
| Count Binary Substrings | Easy |
| Backspace String Compare | Easy |
| Restore IP Addresses | Medium |
| Count Vowel Substrings of a String | Easy |
| Minimum String Length After Removing Substrings | Easy |
| Maximum Number of Weeks for Which You Can Work | Medium |
Unique to Amazon (1,948)
Problems in Amazon's list that do not appear at Wells Fargo.
| Problem | Difficulty |
|---|---|
| Two Sum | Easy |
| Trapping Rain Water | Hard |
| Longest Substring Without Repeating Characters | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Group Anagrams | Medium |
| Add Two Numbers | Medium |
| Reorganize String | Medium |
| 3Sum | Medium |
| Longest Palindromic Substring | Medium |
| Container With Most Water | Medium |
| Median of Two Sorted Arrays | Hard |
| Koko Eating Bananas | Medium |
Unique to Wells Fargo (4)
Problems in Wells Fargo's list that do not appear at Amazon.
Frequently Asked Questions
How many LeetCode questions do Amazon and Wells Fargo share?
Amazon and Wells Fargo share 20 LeetCode interview questions. 1948 problems appear only in Amazon's list and 4 appear only in Wells Fargo's list.
What topics overlap most between Amazon and Wells Fargo?
The most common shared topics between Amazon and Wells Fargo are String (9 shared questions), Array (8 shared questions), Two Pointers (5 shared questions), Hash Table (4 shared questions), Linked List (3 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Amazon or Wells Fargo?
Amazon has 527 Easy, 1074 Medium, and 367 Hard questions. Wells Fargo has 10 Easy, 12 Medium, and 2 Hard questions. Amazon has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Amazon and Wells Fargo?
Start with the 20 shared problems since they cover what both companies ask most often. Then add 20 Amazon-specific and 4 Wells Fargo-specific questions to round out your prep.