Apple vs DocuSign Interview Questions
Apple lists 300 LeetCode interview questions while DocuSign lists 36. They share 20 problems — 7% of Apple's bank and 56% of DocuSign's. Focus on the overlap first, then drill into 280 Apple-only and 16 DocuSign-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 Apple and DocuSign.
Step 2 — Company-specific depth: Add Apple-specific problems like Two Sum, Best Time to Buy and Sell Stock, Design Hit Counter and DocuSign-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: DocuSign 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 Apple and DocuSign.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Number of Islands | Medium |
| Merge Intervals | Medium |
| Group Anagrams | Medium |
| Top K Frequent Elements | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Meeting Rooms II | Medium |
| Trapping Rain Water | Hard |
| Merge Two Sorted Lists | Easy |
| Find Median from Data Stream | Hard |
| Word Ladder | Hard |
| Insert Delete GetRandom O(1) | Medium |
| Implement Trie (Prefix Tree) | Medium |
| Binary Tree Level Order Traversal | Medium |
| Task Scheduler | Medium |
| Find Peak Element | Medium |
| House Robber II | Medium |
| Logger Rate Limiter | Easy |
| Copy List with Random Pointer | Medium |
| Longest Repeating Character Replacement | Medium |
Unique to Apple (280)
Problems in Apple's list that do not appear at DocuSign.
| Problem | Difficulty |
|---|---|
| Two Sum | Easy |
| Best Time to Buy and Sell Stock | Easy |
| Design Hit Counter | Medium |
| Longest Common Prefix | Easy |
| Rotate Array | Medium |
| Reverse Linked List | Easy |
| Valid Sudoku | Medium |
| Course Schedule II | Medium |
| Course Schedule | Medium |
| Valid Parentheses | Easy |
| Product of Array Except Self | Medium |
| Valid Palindrome | Easy |
Unique to DocuSign (16)
Problems in DocuSign's list that do not appear at Apple.
| Problem | Difficulty |
|---|---|
| Design Authentication Manager | Medium |
| Count Non Decreasing Arrays With Given Digit Sums | Hard |
| Find Maximum Area of a Triangle | Medium |
| Search Suggestions System | Medium |
| Inorder Successor in BST | Medium |
| Integer to Roman | Medium |
| Maximum Profit in Job Scheduling | Hard |
| Excel Sheet Column Number | Easy |
| Shortest Bridge | Medium |
| Count Good Nodes in Binary Tree | Medium |
| Number of Atoms | Hard |
| House Robber III | Medium |
Frequently Asked Questions
How many LeetCode questions do Apple and DocuSign share?
Apple and DocuSign share 20 LeetCode interview questions. 280 problems appear only in Apple's list and 16 appear only in DocuSign's list.
What topics overlap most between Apple and DocuSign?
The most common shared topics between Apple and DocuSign are Hash Table (11 shared questions), Array (10 shared questions), Sorting (6 shared questions), Design (5 shared questions), String (5 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Apple or DocuSign?
Apple has 76 Easy, 178 Medium, and 46 Hard questions. DocuSign has 3 Easy, 26 Medium, and 7 Hard questions. DocuSign has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Apple and DocuSign?
Start with the 20 shared problems since they cover what both companies ask most often. Then add 20 Apple-specific and 16 DocuSign-specific questions to round out your prep.