Epam Systems vs Snowflake Interview Questions
Epam Systems lists 46 LeetCode interview questions while Snowflake lists 100. They share 8 problems — 17% of Epam Systems's bank and 8% of Snowflake's. Focus on the overlap first, then drill into 38 Epam Systems-only and 92 Snowflake-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 8 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Epam Systems and Snowflake.
Step 2 — Company-specific depth: Add Epam Systems-specific problems like Longest Substring Without Repeating Characters, Minimum Operations to Make a Uni-Value Grid, Valid Parentheses and Snowflake-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Snowflake skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
8 Shared Questions
High-priority problems to practice for both Epam Systems and Snowflake.
| Problem | Difficulty |
|---|---|
| Two Sum | Easy |
| Best Time to Buy and Sell Stock | Easy |
| Trapping Rain Water | Hard |
| LRU Cache | Medium |
| Add Two Numbers | Medium |
| Roman to Integer | Easy |
| Top K Frequent Elements | Medium |
| Merge Two Sorted Lists | Easy |
Unique to Epam Systems (38)
Problems in Epam Systems's list that do not appear at Snowflake.
| Problem | Difficulty |
|---|---|
| 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 |
| Group Anagrams | Medium |
| Rotate Array | Medium |
| Reverse String | Easy |
| House Robber | Medium |
Unique to Snowflake (92)
Problems in Snowflake's list that do not appear at Epam Systems.
Frequently Asked Questions
How many LeetCode questions do Epam Systems and Snowflake share?
Epam Systems and Snowflake share 8 LeetCode interview questions. 38 problems appear only in Epam Systems's list and 92 appear only in Snowflake's list.
What topics overlap most between Epam Systems and Snowflake?
The most common shared topics between Epam Systems and Snowflake are Array (4 shared questions), Hash Table (4 shared questions), Linked List (3 shared questions), Dynamic Programming (2 shared questions), Math (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Epam Systems or Snowflake?
Epam Systems has 16 Easy, 27 Medium, and 3 Hard questions. Snowflake has 13 Easy, 67 Medium, and 20 Hard questions. Snowflake has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Epam Systems and Snowflake?
Start with the 8 shared problems since they cover what both companies ask most often. Then add 20 Epam Systems-specific and 20 Snowflake-specific questions to round out your prep.