Airbnb frontend engineer interviews emphasise JavaScript, DOM manipulation, CSS, accessibility, browser APIs, and UI component architecture.
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coding
Hard
Verified Question
#1
1. Best Service For Rental Properties
Category: Graph coding problemYou are helping users find the most cost-effective way to get all the services they want for their rental property. You are given: - A list of...Input: Graph (nodes and edges)
Output: Computed result
coding
Hard
Verified Question
#2
2. Best Ski Route
Category: Graph coding problem# Question You are skiing down from the top of a mountain and want to maximize your score when you reach the finish. There are multiple routes you...Input: Graph (nodes and edges)
Output: Computed result
coding
Medium
Verified Question
#3
3. Design A Queue
Category: Array coding problemDesign a queue data structure that mimics memory allocation patterns. The queue must store elements in fixed-size blocks (arrays), where each...Input: Array
Output: Computed result
coding
Hard
Verified Question
#4
4. Menu Order Equaling Target Sum
Category: Algorithm coding problemYou are given a menu containing prices of individual items. Given a target amount of money, find all possible combinations of menu items that...Input: Integer(s)
Output: Integer
coding
Hard
Verified Question
#5
5. Most Cost Effective Menu Order
Category: Dynamic programming coding problemYou are building an app that helps users determine the most cost-effective order they can place at a restaurant for the food items they want. You...Input: List
Output: Computed result
coding
Medium
Verified Question
#6
6. Best Way To Split Stay
Category: Graph coding problemYou are building a property recommendation system for vacation rentals. Given a list of available properties, you need to find the optimal...Input: Graph (nodes and edges)
Output: Integer
coding
Medium
Verified Question
#7
7. Maximize Task Points
Category: Algorithm coding problemYou are given a set of tasks, each with a deadline and a reward (profit) for completing it. Each task takes exactly one day to complete, and only...Input: Given input
Output: Computed result
coding
Hard
Verified Question
#8
8. Collatz Sequence
Category: Algorithm coding problemThe Collatz conjecture is a famous unsolved problem in mathematics. For any positive integer
n, the sequence is defined as follows: - If n is...Input: Integer(s)Output: Computed result
coding
Medium
Verified Question
#9
9. Shortest Maze Path
Category: Grid/matrix coding problem# Question You are in a maze that is represented as a grid of cells, where each cell is either empty (
O) or blocked (X). You can move up, down,...Input: 2D gridOutput:** Integer
coding
Hard
Verified Question
#10
10. Implement Refunds
Category: Algorithm coding problem# Question AirBnB has a need to support refunds for our customers in case of booking changes or cancellations.Input: List
Output: Array
coding
Medium
two pointers
#1
1. [OA] Two Pointers — Implement a method to check if a string can form a palindrome at Airbnb's image upload feature.
In building features around user-generated content, checking the integrity of uploaded texts like captions is essential for a polished interface. We want to verify if users have uploaded a string that can be rearranged into a palindrome.
Problem Statement: Given a string
Input:
Output:
Explanation: It can be rearranged to form a palindrome.Example 2:
Input:
Output:
Explanation: It can be rearranged to form a palindrome.Constraints:
-
-
Problem Statement: Given a string
s, determine if it can be rearranged to form a palindrome. Return true if it can, and false otherwise.Example 1:Input:
s = "civic"Output:
trueExplanation: It can be rearranged to form a palindrome.Example 2:
Input:
s = "ivicc"Output:
trueExplanation: It can be rearranged to form a palindrome.Constraints:
-
1 <= s.length <= 10^5-
s consists of only lowercase English letters.
coding
Medium
sliding window
#2
2. [OA] Sliding Window — Implement a method to find the longest substring without repeating characters for Airbnb's messaging system.
In our messaging feature, we need to display user-friendly notifications by tracking the longest unique message sequence. This helps in showing the users their most recent unique messages efficiently.
Problem Statement: Given a string
Input:
Output:
Explanation: The answer is
Input:
Output:
Explanation: The answer is
-
-
Problem Statement: Given a string
s, find the length of the longest substring without repeating characters. Return this length as an integer.Example 1:Input:
s = "abcabcbb"Output:
3Explanation: The answer is
abc, with the length of 3.Example 2:Input:
s = "bbbbb"Output:
1Explanation: The answer is
b, with the length of 1.Constraints:-
0 <= s.length <= 5 * 10^4-
s consists of English letters, digits, symbols, and spaces.Related Airbnb Frontend Engineer interview prep
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