Citadel vs Netflix Interview Questions
Citadel lists 101 LeetCode interview questions while Netflix lists 29. They share 8 problems — 8% of Citadel's bank and 28% of Netflix's. Focus on the overlap first, then drill into 93 Citadel-only and 21 Netflix-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 8 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Citadel and Netflix.
Step 2 — Company-specific depth: Add Citadel-specific problems like Longest Non-decreasing Subarray From Two Arrays, Binary Tree Maximum Path Sum, Minimum Knight Moves and Netflix-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Citadel skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
8 Shared Questions
High-priority problems to practice for both Citadel and Netflix.
| Problem | Difficulty |
|---|---|
| LFU Cache | Hard |
| LRU Cache | Medium |
| Maximum Length of Repeated Subarray | Medium |
| Merge Intervals | Medium |
| Design Search Autocomplete System | Hard |
| Word Search | Medium |
| Course Schedule II | Medium |
| Koko Eating Bananas | Medium |
Unique to Citadel (93)
Problems in Citadel's list that do not appear at Netflix.
Unique to Netflix (21)
Problems in Netflix's list that do not appear at Citadel.
| Problem | Difficulty |
|---|---|
| Cache With Time Limit | Medium |
| Time Based Key-Value Store | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Contains Duplicate III | Hard |
| Meeting Rooms II | Medium |
| Reconstruct Itinerary | Hard |
| Logger Rate Limiter | Easy |
| Parallel Courses | Medium |
| Contains Duplicate II | Easy |
| String to Integer (atoi) | Medium |
| Network Delay Time | Medium |
| Contains Duplicate | Easy |
Frequently Asked Questions
How many LeetCode questions do Citadel and Netflix share?
Citadel and Netflix share 8 LeetCode interview questions. 93 problems appear only in Citadel's list and 21 appear only in Netflix's list.
What topics overlap most between Citadel and Netflix?
The most common shared topics between Citadel and Netflix are Array (4 shared questions), Design (3 shared questions), Depth-First Search (3 shared questions), Hash Table (2 shared questions), Linked List (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Citadel or Netflix?
Citadel has 5 Easy, 60 Medium, and 36 Hard questions. Netflix has 5 Easy, 19 Medium, and 5 Hard questions. Citadel has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Citadel and Netflix?
Start with the 8 shared problems since they cover what both companies ask most often. Then add 20 Citadel-specific and 20 Netflix-specific questions to round out your prep.