Arista Networks vs LinkedIn Interview Questions
Arista Networks lists 39 LeetCode interview questions while LinkedIn lists 141. They share 13 problems — 33% of Arista Networks's bank and 9% of LinkedIn's. Focus on the overlap first, then drill into 26 Arista Networks-only and 128 LinkedIn-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 13 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Arista Networks and LinkedIn.
Step 2 — Company-specific depth: Add Arista Networks-specific problems like Construct String With Repeat Limit, Find the Town Judge, Reverse Nodes in k-Group and LinkedIn-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: LinkedIn skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
13 Shared Questions
High-priority problems to practice for both Arista Networks and LinkedIn.
| Problem | Difficulty |
|---|---|
| Reorder List | Medium |
| Course Schedule II | Medium |
| Maximum Depth of Binary Tree | Easy |
| LRU Cache | Medium |
| Search in Rotated Sorted Array | Medium |
| Permutations | Medium |
| Palindromic Substrings | Medium |
| Longest Palindromic Substring | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Maximum Subarray | Medium |
| Edit Distance | Medium |
| Moving Average from Data Stream | Easy |
| Merge Two Sorted Lists | Easy |
Unique to Arista Networks (26)
Problems in Arista Networks's list that do not appear at LinkedIn.
| Problem | Difficulty |
|---|---|
| Construct String With Repeat Limit | Medium |
| Find the Town Judge | Easy |
| Reverse Nodes in k-Group | Hard |
| Restore IP Addresses | Medium |
| Reverse Linked List II | Medium |
| Remove Linked List Elements | Easy |
| Contains Duplicate II | Easy |
| Inorder Successor in BST II | Medium |
| Copy List with Random Pointer | Medium |
| Missing Number | Easy |
| Rotated Digits | Medium |
| Maximum Units on a Truck | Easy |
Unique to LinkedIn (128)
Problems in LinkedIn's list that do not appear at Arista Networks.
| Problem | Difficulty |
|---|---|
| Max Stack | Hard |
| Nested List Weight Sum II | Medium |
| All O`one Data Structure | Hard |
| Word Ladder | Hard |
| Find the Celebrity | Medium |
| Nested List Weight Sum | Medium |
| Design Authentication Manager | Medium |
| Find Leaves of Binary Tree | Medium |
| Shortest Word Distance II | Medium |
| Max Consecutive Ones III | Medium |
| Valid Parentheses | Easy |
| Number of Islands | Medium |
Frequently Asked Questions
How many LeetCode questions do Arista Networks and LinkedIn share?
Arista Networks and LinkedIn share 13 LeetCode interview questions. 26 problems appear only in Arista Networks's list and 128 appear only in LinkedIn's list.
What topics overlap most between Arista Networks and LinkedIn?
The most common shared topics between Arista Networks and LinkedIn are Array (4 shared questions), String (4 shared questions), Dynamic Programming (4 shared questions), Linked List (3 shared questions), Two Pointers (3 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Arista Networks or LinkedIn?
Arista Networks has 12 Easy, 26 Medium, and 1 Hard questions. LinkedIn has 25 Easy, 90 Medium, and 26 Hard questions. LinkedIn has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Arista Networks and LinkedIn?
Start with the 13 shared problems since they cover what both companies ask most often. Then add 20 Arista Networks-specific and 20 LinkedIn-specific questions to round out your prep.