Arista Networks vs Uber Interview Questions
Arista Networks lists 39 LeetCode interview questions while Uber lists 362. They share 17 problems — 44% of Arista Networks's bank and 5% of Uber's. Focus on the overlap first, then drill into 22 Arista Networks-only and 345 Uber-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 17 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Arista Networks and Uber.
Step 2 — Company-specific depth: Add Arista Networks-specific problems like Construct String With Repeat Limit, Find the Town Judge, Restore IP Addresses and Uber-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Uber skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
17 Shared Questions
High-priority problems to practice for both Arista Networks and Uber.
| Problem | Difficulty |
|---|---|
| Reverse Nodes in k-Group | Hard |
| Course Schedule II | Medium |
| Maximum Depth of Binary Tree | Easy |
| Copy List with Random Pointer | Medium |
| LRU Cache | Medium |
| Search in Rotated Sorted Array | Medium |
| Rotated Digits | Medium |
| Simplify Path | Medium |
| Permutations | Medium |
| Longest Palindromic Substring | Medium |
| Word Search | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Maximum Subarray | Medium |
| Swap Nodes in Pairs | Medium |
| Word Break | Medium |
| Top K Frequent Elements | Medium |
| Valid Palindrome | Easy |
Unique to Arista Networks (22)
Problems in Arista Networks's list that do not appear at Uber.
| Problem | Difficulty |
|---|---|
| Construct String With Repeat Limit | Medium |
| Find the Town Judge | Easy |
| Restore IP Addresses | Medium |
| Reorder List | Medium |
| Reverse Linked List II | Medium |
| Remove Linked List Elements | Easy |
| Contains Duplicate II | Easy |
| Inorder Successor in BST II | Medium |
| Missing Number | Easy |
| Maximum Units on a Truck | Easy |
| Remove Duplicates from Sorted List II | Medium |
| Merge In Between Linked Lists | Medium |
Unique to Uber (345)
Problems in Uber's list that do not appear at Arista Networks.
| Problem | Difficulty |
|---|---|
| Bus Routes | Hard |
| Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit | Medium |
| Alien Dictionary | Hard |
| Number of Islands | Medium |
| Number of Islands II | Hard |
| Squares of a Sorted Array | Easy |
| Construct Quad Tree | Medium |
| Kth Smallest Element in a BST | Medium |
| First Unique Number | Medium |
| Find the Closest Palindrome | Hard |
| Insert Delete GetRandom O(1) | Medium |
| Design Hit Counter | Medium |
Frequently Asked Questions
How many LeetCode questions do Arista Networks and Uber share?
Arista Networks and Uber share 17 LeetCode interview questions. 22 problems appear only in Arista Networks's list and 345 appear only in Uber's list.
What topics overlap most between Arista Networks and Uber?
The most common shared topics between Arista Networks and Uber are Array (6 shared questions), String (6 shared questions), Hash Table (5 shared questions), Linked List (4 shared questions), Dynamic Programming (4 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Arista Networks or Uber?
Arista Networks has 12 Easy, 26 Medium, and 1 Hard questions. Uber has 45 Easy, 215 Medium, and 102 Hard questions. Uber has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Arista Networks and Uber?
Start with the 17 shared problems since they cover what both companies ask most often. Then add 20 Arista Networks-specific and 20 Uber-specific questions to round out your prep.