Databricks Coding Interview Questions
We track 29 coding questions asked at Databricks, tagged with the algorithms and concepts they test. The most common: Array, String, Hash Table, Design, Matrix.
Browse all 29 Databricks questions →Concept mix
Each question's weight is split evenly across its concepts, so the shares sum to 100%.
- Array22.9%
- String12.9%
- Hash Table7.8%
- Design6.7%
- Matrix6.1%
- Dynamic Programming6.1%
- Binary Search4.5%
- Breadth-First Search3.8%
- Enumeration2.9%
- Simulation2.6%
- Other (18)23.9%
How many questions involve each concept
Share of all 29 tracked Databricks questions that touch each concept. Questions usually involve several, so these overlap.
- Array62.1%
- String31.0%
- Hash Table27.6%
- Design20.7%
- Matrix17.2%
- Binary Search13.8%
- Dynamic Programming13.8%
- Breadth-First Search10.3%
- Counting6.9%
- Enumeration6.9%
- Ordered Set6.9%
- Simulation6.9%
Where Databricks differs from the average company
Concept weight at Databricks relative to the average across all companies we track. Green means Databricks leans on it harder than most.
- Ordered Set6.3×
- Design5.2×
- Enumeration4.8×
- Matrix2.7×
- Sorting0.67×
- Two Pointers0.53×
Databricks specialties
Concepts that show up at Databricks but are rarely asked elsewhere. They are easy to get blindsided by.
Difficulty mix
Level split of the 29 tracked Databricks questions.
- Junior3% (1)
- Mid/Senior72% (21)
- Staff24% (7)
Every concept in Databricks interviews
| Concept | Questions | % of questions | Share of mix |
|---|---|---|---|
| Array | 18 | 62.1% | 22.9% |
| String | 9 | 31.0% | 12.9% |
| Hash Table | 8 | 27.6% | 7.8% |
| Design | 6 | 20.7% | 6.7% |
| Matrix | 5 | 17.2% | 6.1% |
| Binary Search | 4 | 13.8% | 4.5% |
| Dynamic Programming | 4 | 13.8% | 6.1% |
| Breadth-First Search | 3 | 10.3% | 3.8% |
| Counting | 2 | 6.9% | 1.7% |
| Enumeration | 2 | 6.9% | 2.9% |
| Ordered Set | 2 | 6.9% | 1.9% |
| Simulation | 2 | 6.9% | 2.6% |
| Sliding Window | 2 | 6.9% | 2.2% |
| Sorting | 2 | 6.9% | 2.6% |
| Two Pointers | 2 | 6.9% | 1.9% |
| Backtracking | 1 | 3.4% | 1.0% |
| Binary Tree | 1 | 3.4% | 1.0% |
| Bit Manipulation | 1 | 3.4% | 1.0% |
| Data Stream | 1 | 3.4% | 1.3% |
| Depth-First Search | 1 | 3.4% | 1.0% |
| Graph Theory | 1 | 3.4% | 1.3% |
| Greedy | 1 | 3.4% | 0.8% |
| Iterator | 1 | 3.4% | 1.0% |
| Prefix Sum | 1 | 3.4% | 0.6% |
| Queue | 1 | 3.4% | 1.3% |
| Segment Tree | 1 | 3.4% | 1.3% |
| Tree | 1 | 3.4% | 1.0% |
| Trie | 1 | 3.4% | 1.0% |
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