Airbnb
Online marketplace for lodging with strong data science and infrastructure.
4 Rounds
~21 Days
Hard
The Interview Loop
Recruiter Screen (30 min)
Standard fit check, behavioral questions, and resume overview.
Technical Loop (3-4 Rounds)
Deep dive into domain knowledge, coding, and system design.
Interview Question Bank
Software Engineer
•
Coding
•
medium
Given a string representing a CSV file, parse it into a 2D array. Handle commas inside quotes, escaped quotes, and newlines within quoted fields properly.
#String Manipulation
#Parsing
#State Machines
Software Engineer
•
Coding
•
medium
Given a list of flights represented by source, destination, and price, and an integer K representing the maximum number of stops, find the cheapest flight from a starting city to a destination.
#Graph Traversal
#Dijkstra's Algorithm
#Breadth-First Search
#Dynamic Programming
Software Engineer
•
Coding
•
medium
Implement a time-based key-value store. You need to support `set(key, value, timestamp)` and `get(key, timestamp)` which returns the value set at the closest time at or before the given timestamp.
#Hash Maps
#Binary Search
#Data Structures
Software Engineer
•
Coding
•
hard
Given an array of integers representing the nightly rates of an Airbnb listing over a month, find the maximum profit you can make by buying and selling a block of dates, with a mandatory cooldown period of 1 day between bookings.
#Dynamic Programming
#State Machines
#Optimization
Software Engineer
•
Coding
•
medium
Implement a simplified version of a rate limiter that allows 'n' requests per 't' seconds for a given user ID. How would you scale this across multiple servers?
#Rate Limiting
#Sliding Window
#Distributed Systems
Software Engineer
•
Coding
•
hard
Given a 2D board of characters representing a map grid and a list of words representing points of interest, find all words present in the board. Words can be constructed from letters of sequentially adjacent cells.
#Trie
#Backtracking
#Depth-First Search
Difficulty Radar
Based on recent AI-sourced data.
Meet Your Interviewers
The "Standard" Interviewer
Senior EngineerFocuses on core competencies, system constraints, and clear communication.
SimulateUnwritten Rules
Think Out Loud
Always explain your thought process before writing code or drawing architecture.