Wayfair Coding Interview Questions
We track 17 coding questions asked at Wayfair, tagged with the algorithms and concepts they test. The most common: String, Array, Dynamic Programming, Hash Table, Math.
Browse all 17 Wayfair questions →Concept mix
Each question's weight is split evenly across its concepts, so the shares sum to 100%.
- String22.4%
- Array12.7%
- Math11.5%
- Dynamic Programming8.3%
- Database6.2%
- Simulation5.7%
- Hash Table5.2%
- Greedy5.2%
- Two Pointers4.7%
- Heap (Priority Queue)3.3%
- Other (8)14.6%
How many questions involve each concept
Share of all 17 tracked Wayfair questions that touch each concept. Questions usually involve several, so these overlap.
- String52.9%
- Array35.3%
- Dynamic Programming17.6%
- Hash Table17.6%
- Math17.6%
- Simulation17.6%
- Greedy11.8%
- Heap (Priority Queue)11.8%
- Sorting11.8%
- Two Pointers11.8%
- Counting5.9%
- Database5.9%
Where Wayfair differs from the average company
Concept weight at Wayfair relative to the average across all companies we track. Green means Wayfair leans on it harder than most.
- Simulation3.4×
- String2.4×
- Heap (Priority Queue)2.2×
- Math2.1×
- Sorting0.79×
- Hash Table0.78×
- Array0.66×
Wayfair specialties
Concepts that show up at Wayfair but are rarely asked elsewhere. They are easy to get blindsided by.
Difficulty mix
Level split of the 17 tracked Wayfair questions.
- Junior29% (5)
- Mid/Senior59% (10)
- Staff12% (2)
Every concept in Wayfair interviews
| Concept | Questions | % of questions | Share of mix |
|---|---|---|---|
| String | 9 | 52.9% | 22.4% |
| Array | 6 | 35.3% | 12.7% |
| Dynamic Programming | 3 | 17.6% | 8.3% |
| Hash Table | 3 | 17.6% | 5.2% |
| Math | 3 | 17.6% | 11.5% |
| Simulation | 3 | 17.6% | 5.7% |
| Greedy | 2 | 11.8% | 5.2% |
| Heap (Priority Queue) | 2 | 11.8% | 3.3% |
| Sorting | 2 | 11.8% | 3.1% |
| Two Pointers | 2 | 11.8% | 4.7% |
| Counting | 1 | 5.9% | 2.1% |
| Database | 1 | 5.9% | 6.2% |
| Matrix | 1 | 5.9% | 2.1% |
| Monotonic Queue | 1 | 5.9% | 1.2% |
| Prefix Sum | 1 | 5.9% | 2.1% |
| Queue | 1 | 5.9% | 1.2% |
| Sliding Window | 1 | 5.9% | 1.2% |
| Stack | 1 | 5.9% | 1.6% |
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