Epam Systems vs LinkedIn Interview Questions
Epam Systems lists 46 LeetCode interview questions while LinkedIn lists 141. They share 15 problems — 33% of Epam Systems's bank and 11% of LinkedIn's. Focus on the overlap first, then drill into 31 Epam Systems-only and 126 LinkedIn-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 15 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Epam Systems and LinkedIn.
Step 2 — Company-specific depth: Add Epam Systems-specific problems like Minimum Operations to Make a Uni-Value Grid, Move Zeroes, Longest Common Prefix 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
15 Shared Questions
High-priority problems to practice for both Epam Systems and LinkedIn.
| Problem | Difficulty |
|---|---|
| Two Sum | Easy |
| Longest Substring Without Repeating Characters | Medium |
| Valid Parentheses | Easy |
| Longest Palindromic Substring | Medium |
| Merge Sorted Array | Easy |
| Best Time to Buy and Sell Stock | Easy |
| House Robber | Medium |
| Merge Intervals | Medium |
| LRU Cache | Medium |
| Pow(x, n) | Medium |
| Maximum Subarray | Medium |
| Edit Distance | Medium |
| Kth Largest Element in an Array | Medium |
| Median of Two Sorted Arrays | Hard |
| Merge Two Sorted Lists | Easy |
Unique to Epam Systems (31)
Problems in Epam Systems's list that do not appear at LinkedIn.
| Problem | Difficulty |
|---|---|
| Minimum Operations to Make a Uni-Value Grid | Medium |
| Move Zeroes | Easy |
| Longest Common Prefix | Easy |
| Valid Anagram | Easy |
| Group Anagrams | Medium |
| Rotate Array | Medium |
| Reverse String | Easy |
| Partition Equal Subset Sum | Medium |
| Longest Consecutive Sequence | Medium |
| String Compression | Medium |
| Trapping Rain Water | Hard |
| Reverse Vowels of a String | Easy |
Unique to LinkedIn (126)
Problems in LinkedIn's list that do not appear at Epam Systems.
| 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 |
| Number of Islands | Medium |
| Maximum Product Subarray | Medium |
Frequently Asked Questions
How many LeetCode questions do Epam Systems and LinkedIn share?
Epam Systems and LinkedIn share 15 LeetCode interview questions. 31 problems appear only in Epam Systems's list and 126 appear only in LinkedIn's list.
What topics overlap most between Epam Systems and LinkedIn?
The most common shared topics between Epam Systems and LinkedIn are Array (8 shared questions), Dynamic Programming (5 shared questions), String (4 shared questions), Hash Table (3 shared questions), Sorting (3 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Epam Systems or LinkedIn?
Epam Systems has 16 Easy, 27 Medium, and 3 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 Epam Systems and LinkedIn?
Start with the 15 shared problems since they cover what both companies ask most often. Then add 20 Epam Systems-specific and 20 LinkedIn-specific questions to round out your prep.