Practice coding problems asked in real interviews at 662+ companies. Pick a company to see their most frequently asked questions.
All 662 companies
| Company | Problems | |
|---|---|---|
E Epic Systems | 15 | |
| 15 |
O Openai | 15 |
P Pocket Gems | 15 |
 | 15 |
S Sofi | 15 |
 | 14 |
 | 14 |
 | 14 |
S Sigmoid | 14 |
 | 14 |
 | 14 |
 | 13 |
 | 13 |
J Jane Street | 13 |
 | 13 |
 | 13 |
O Ozon | 13 |
 | 13 |
R Ripple | 13 |
 | 13 |
A Affirm | 12 |
 | 12 |
D Dream11 | 12 |
H Hcl | 12 |
 | 12 |
 | 12 |
P Persistent Systems | 12 |
R Revolut | 12 |
S Square | 12 |
Each tech company has patterns in the coding problems they ask during interviews. By studying company-specific questions, you can focus on the topics and problem types that matter most for your target company. FleetCode tracks which problems are asked at 662+ companies, updated regularly from real interview data.
Start by selecting a company above. Focus on the most frequently asked problems first, then work through problems by difficulty - Easy to build confidence, Medium for core preparation, and Hard for competitive edge.
Graph algorithms, DP, system design
Arrays, BFS/DFS, OOP design
Data structures, algorithms, problem-solving
Graphs, strings, optimization
Clean code, efficiency, linked lists
Math, DP, greedy algorithms
Trees, recursion, backtracking
Graphs, BFS, design problems
Stacks, queues, hash maps
