Moloco Coding Interview Questions
We track 12 coding questions asked at Moloco, tagged with the algorithms and concepts they test. The most common: Array, Breadth-First Search, Depth-First Search, Stack, Matrix.
Browse all 12 Moloco questions →Concept mix
Each question's weight is split evenly across its concepts, so the shares sum to 100%.
- Array16.4%
- Stack10.0%
- Breadth-First Search7.1%
- Depth-First Search7.1%
- String6.9%
- Matrix5.0%
- Union-Find5.0%
- Design4.9%
- Binary Search4.2%
- Hash Table3.5%
- Other (15)30.3%
How many questions involve each concept
Share of all 12 tracked Moloco questions that touch each concept. Questions usually involve several, so these overlap.
- Array66.7%
- Breadth-First Search33.3%
- Depth-First Search33.3%
- Stack33.3%
- Matrix25.0%
- String25.0%
- Union-Find25.0%
- Design16.7%
- Dynamic Programming16.7%
- Hash Table16.7%
- Two Pointers16.7%
- Binary Search8.3%
Where Moloco differs from the average company
Concept weight at Moloco relative to the average across all companies we track. Green means Moloco leans on it harder than most.
- Union-Find7.1×
- Stack4.0×
- Design3.8×
- Breadth-First Search3.2×
- Array0.85×
- String0.73×
- Hash Table0.52×
- Dynamic Programming0.50×
Moloco specialties
Concepts that show up at Moloco but are rarely asked elsewhere. They are easy to get blindsided by.
Difficulty mix
Level split of the 12 tracked Moloco questions.
- Mid/Senior83% (10)
- Staff17% (2)
Every concept in Moloco interviews
| Concept | Questions | % of questions | Share of mix |
|---|---|---|---|
| Array | 8 | 66.7% | 16.4% |
| Breadth-First Search | 4 | 33.3% | 7.1% |
| Depth-First Search | 4 | 33.3% | 7.1% |
| Stack | 4 | 33.3% | 10.0% |
| Matrix | 3 | 25.0% | 5.0% |
| String | 3 | 25.0% | 6.9% |
| Union-Find | 3 | 25.0% | 5.0% |
| Design | 2 | 16.7% | 4.9% |
| Dynamic Programming | 2 | 16.7% | 3.1% |
| Hash Table | 2 | 16.7% | 3.5% |
| Two Pointers | 2 | 16.7% | 3.1% |
| Binary Search | 1 | 8.3% | 4.2% |
| Doubly-Linked List | 1 | 8.3% | 2.1% |
| Graph Theory | 1 | 8.3% | 2.1% |
| Greedy | 1 | 8.3% | 2.8% |
| Heap (Priority Queue) | 1 | 8.3% | 1.4% |
| Linked List | 1 | 8.3% | 2.1% |
| Monotonic Queue | 1 | 8.3% | 1.4% |
| Monotonic Stack | 1 | 8.3% | 1.7% |
| Ordered Set | 1 | 8.3% | 1.4% |
| Queue | 1 | 8.3% | 1.4% |
| Recursion | 1 | 8.3% | 2.8% |
| Sliding Window | 1 | 8.3% | 1.4% |
| Sorting | 1 | 8.3% | 1.4% |
| Topological Sort | 1 | 8.3% | 2.1% |
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