EPAM Systems Coding Interview Questions
We track 49 coding questions asked at EPAM Systems, tagged with the algorithms and concepts they test. The most common: Array, String, Two Pointers, Hash Table, Dynamic Programming.
Browse all 49 EPAM Systems questions →Concept mix
Each question's weight is split evenly across its concepts, so the shares sum to 100%.
- Array17.8%
- String12.5%
- Two Pointers10.1%
- Math9.2%
- Dynamic Programming8.1%
- Hash Table7.0%
- Sorting5.2%
- Linked List4.3%
- Database4.2%
- Recursion2.8%
- Other (22)18.8%
How many questions involve each concept
Share of all 49 tracked EPAM Systems questions that touch each concept. Questions usually involve several, so these overlap.
- Array46.9%
- String32.7%
- Two Pointers24.5%
- Hash Table22.4%
- Dynamic Programming20.4%
- Math18.4%
- Sorting18.4%
- Linked List8.2%
- Counting6.1%
- Divide and Conquer6.1%
- Heap (Priority Queue)6.1%
- Recursion6.1%
Where EPAM Systems differs from the average company
Concept weight at EPAM Systems relative to the average across all companies we track. Green means EPAM Systems leans on it harder than most.
- Quickselect7.0×
- Bucket Sort6.0×
- Two Pointers2.8×
- Recursion2.5×
- Simulation0.82×
- Heap (Priority Queue)0.67×
- Binary Search0.57×
EPAM Systems specialties
Concepts that show up at EPAM Systems but are rarely asked elsewhere. They are easy to get blindsided by.
Difficulty mix
Level split of the 49 tracked EPAM Systems questions.
- Junior33% (16)
- Mid/Senior63% (31)
- Staff4% (2)
Every concept in EPAM Systems interviews
| Concept | Questions | % of questions | Share of mix |
|---|---|---|---|
| Array | 23 | 46.9% | 17.8% |
| String | 16 | 32.7% | 12.5% |
| Two Pointers | 12 | 24.5% | 10.1% |
| Hash Table | 11 | 22.4% | 7.0% |
| Dynamic Programming | 10 | 20.4% | 8.1% |
| Math | 9 | 18.4% | 9.2% |
| Sorting | 9 | 18.4% | 5.2% |
| Linked List | 4 | 8.2% | 4.3% |
| Counting | 3 | 6.1% | 1.1% |
| Divide and Conquer | 3 | 6.1% | 1.4% |
| Heap (Priority Queue) | 3 | 6.1% | 1.0% |
| Recursion | 3 | 6.1% | 2.8% |
| Stack | 3 | 6.1% | 2.2% |
| Binary Search | 2 | 4.1% | 1.7% |
| Bucket Sort | 2 | 4.1% | 0.6% |
| Database | 2 | 4.1% | 4.2% |
| Quickselect | 2 | 4.1% | 0.7% |
| Simulation | 2 | 4.1% | 1.4% |
| Backtracking | 1 | 2.0% | 0.7% |
| Binary Tree | 1 | 2.0% | 0.7% |
| Breadth-First Search | 1 | 2.0% | 0.7% |
| Combinatorics | 1 | 2.0% | 0.7% |
| Depth-First Search | 1 | 2.0% | 0.7% |
| Design | 1 | 2.0% | 0.5% |
| Doubly-Linked List | 1 | 2.0% | 0.5% |
| Matrix | 1 | 2.0% | 0.5% |
| Monotonic Stack | 1 | 2.0% | 0.4% |
| Queue | 1 | 2.0% | 0.5% |
| Sliding Window | 1 | 2.0% | 0.7% |
| Tree | 1 | 2.0% | 0.7% |
| Trie | 1 | 2.0% | 0.7% |
| Union-Find | 1 | 2.0% | 0.7% |
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