Epam Systems vs Google Interview Questions
Epam Systems lists 46 LeetCode interview questions while Google lists 2,305. They share 45 problems — 98% of Epam Systems's bank and 2% of Google's. Focus on the overlap first, then drill into 1 Epam Systems-only and 2,260 Google-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 45 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Epam Systems and Google.
Step 2 — Company-specific depth: Add Epam Systems-specific problems like Maximum Difference Between Node and Ancestor and Google-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Google skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
45 Shared Questions
High-priority problems to practice for both Epam Systems and Google.
| Problem | Difficulty |
|---|---|
| Two Sum | Easy |
| Longest Substring Without Repeating Characters | Medium |
| Minimum Operations to Make a Uni-Value Grid | Medium |
| Valid Parentheses | Easy |
| Move Zeroes | Easy |
| Longest Common Prefix | Easy |
| Longest Palindromic Substring | Medium |
| Merge Sorted Array | Easy |
| Valid Anagram | Easy |
| Best Time to Buy and Sell Stock | Easy |
| Group Anagrams | Medium |
| Rotate Array | Medium |
| Reverse String | Easy |
| House Robber | Medium |
| Partition Equal Subset Sum | Medium |
| Longest Consecutive Sequence | Medium |
| String Compression | Medium |
| Trapping Rain Water | Hard |
| Reverse Vowels of a String | Easy |
| 3Sum | Medium |
| First Unique Character in a String | Easy |
| Merge Intervals | Medium |
| Generate Parentheses | Medium |
| LRU Cache | Medium |
| Add Two Numbers | Medium |
| Palindrome Number | Easy |
| Reverse Integer | Medium |
| Pow(x, n) | Medium |
| Two Sum II - Input Array Is Sorted | Medium |
| Duplicate Emails | Easy |
Showing top 30 of 45 shared problems.
Unique to Epam Systems (1)
Problems in Epam Systems's list that do not appear at Google.
| Problem | Difficulty |
|---|---|
| Maximum Difference Between Node and Ancestor | Medium |
Unique to Google (2,260)
Problems in Google's list that do not appear at Epam Systems.
| Problem | Difficulty |
|---|---|
| Create Hello World Function | Easy |
| Merge Strings Alternately | Easy |
| Container With Most Water | Medium |
| Recyclable and Low Fat Products | Easy |
| Majority Element | Easy |
| Number of Islands | Medium |
| Remove Duplicates from Sorted Array | Easy |
| Subarray Sum Equals K | Medium |
| Climbing Stairs | Easy |
| Next Permutation | Medium |
| Spiral Matrix | Medium |
| Meeting Rooms II | Medium |
Frequently Asked Questions
How many LeetCode questions do Epam Systems and Google share?
Epam Systems and Google share 45 LeetCode interview questions. 1 problems appear only in Epam Systems's list and 2260 appear only in Google's list.
What topics overlap most between Epam Systems and Google?
The most common shared topics between Epam Systems and Google are Array (15 shared questions), String (11 shared questions), Two Pointers (10 shared questions), Hash Table (7 shared questions), Math (6 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Epam Systems or Google?
Epam Systems has 16 Easy, 27 Medium, and 3 Hard questions. Google has 601 Easy, 1205 Medium, and 499 Hard questions. Google has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Epam Systems and Google?
Start with the 45 shared problems since they cover what both companies ask most often. Then add 1 Epam Systems-specific and 20 Google-specific questions to round out your prep.