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
Data Engineer
•
Coding
•
medium
Write a Python function to parse a massive, multi-gigabyte server log file containing JSON-formatted search events. The function should return the top K most searched destination cities in O(N) time. Assume the file is too large to fit into memory.
#Python
#Generators
#Heaps
#File I/O
Data Engineer
•
Coding
•
medium
Airbnb's API sometimes returns deeply nested JSON dictionaries for listing amenities. Write a recursive Python function to flatten this dictionary so that the keys are concatenated with dots (e.g., 'amenities.kitchen.stove').
#Python
#Recursion
#Data Structures
#JSON Processing
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.