Airbnb Interview Questions
Practice 124 real Airbnb interview questions for 2026 — Airbnb interview questions drawn from real onsites with detailed solutions. Covers the top categories: Coding & Algorithms, System Design, Behavioral & Leadership, Analytics & Experimentation, and Data Manipulation (SQL/Python). This guide explains what’s distinctive about Airbnb interviews, what teams evaluate (clarity of code, product sense, experimentation rigor, and cross-functional judgment), what to expect in each round, and how to structure your interview preparation to maximize impact. For Software Engineer roles (the majority of questions), expect heavy coding and design: text-layout and query-parsing problems, split-stay/exact-layover booking logic, booking-system and banking-ledger designs, graph/shortest-path puzzles (maze and downhill-run problems), board-game and permutation constraints, plus live code-review exercises. Data Scientists see rigorous experiment and causality work — A/B test design with clustering, browse/booking metric computation in Python and SQL, causal regressions, panel builds, and global-launch impact estimation. Machine Learning Engineers focus on production models like photo/listing quality and minimizing booking edge cases. Backend and PM interviews emphasize marketplace backend design and product metrics. Prep by practicing medium-to-hard algorithms, system design tradeoffs with strong product rationale, and hands-on SQL/Python experiment analyses.
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Design a scalable notification system
Problem Design a notification system for a company at Airbnb-like scale that can send notifications to different user types (e.g., customers/guests, h...
Explain why you want to join Airbnb
"Why Airbnb?" — Culture / Values Round (Software Engineer) You are in the culture round of an Airbnb Software Engineer loop. The interviewer asks you ...
Design robust primary and guardrail metrics
Experiment Metric Design, Guardrails, and Power for a 14-Day A/B Test Context You are testing a newly launched, guest-facing booking feature in a glob...
Design an Airbnb wallet with holds and payouts
Design and Implement an Airbnb-Style Wallet (Ledger, Holds, FX, Idempotency) Problem Design and implement an Airbnb-style wallet system. This is an OO...
Design a user activity query system
This question evaluates a candidate's system design skills, including scalable data modeling, time-and-geo indexing, API design, storage and serving a...
Design a real-time chat system with hot groups
This question evaluates system design and real-time distributed systems skills, including designing scalable chat architectures that support 1:1 and g...
Design a banking ledger for deposits/withdrawals
This question evaluates a candidate's competency in monetary data modeling, concurrency control, idempotency, and maintaining transactional correctnes...
Why Airbnb and what matters most
Answer this values-oriented behavioral prompt set: - Why do you want to work at Airbnb? - What do you think is one of the biggest problems in the worl...
Design API for split-stay combinations
Question Design an HTTP API endpoint that, given a requested date range and a collection of Airbnb listings with their availability, returns all valid...
Design a network-aware Wi‑Fi badge experiment
You work on a two‑sided travel search marketplace and product wants to add a “High Wi‑Fi” badge/filter in the search bar to help remote workers. Recom...
Describe a cross-functional project you’re proud of
Describe a project you are most proud of, ideally one that required cross-team (cross-organizational or cross-functional) collaboration. Your answer s...
Design and implement an Airbnb wallet
Design and Implement an Airbnb-Style Wallet (OOD + Runnable Code) You are asked to design and implement an in-app wallet system for a marketplace like...
Design rental watchlist and notification system
Design a Rental Listing Watchlist and Availability-Notification System You are designing a feature for a vacation-rental marketplace (Airbnb-style). A...
Design a scalable consumer feature
System Design: Scalable, Privacy-Conscious Recommendations Service for a Consumer App Context You are designing a real-time recommendations service fo...
Estimate impact of global launch without holdout
Causal Lift Plan After a Global Launch Without a Holdout Background A new product feature was launched globally on 2025-05-10, with no control or hold...
Design a multi-channel notification system
System Design: Multi-Channel Notifications (Email, SMS, Push, In‑App) Context Design a notification platform that reliably delivers messages across mu...
Design a group chat system
This question evaluates system design and distributed-systems competencies including real-time messaging architecture, API design, data modeling and s...
Design a group chat system
Design a WhatsApp-like group chat system. Core features: - 1:1 and group conversations - Send/receive text messages (assume small payloads) - Group me...
Analyze A/B test with rigorous diagnostics
This question evaluates a data scientist's competency in experimental design and rigorous A/B test analysis, including covariate balance checks, prima...
Find valid split-stay listing combinations
You are building a feature that suggests a split stay: a guest stays in one home for the first part of a trip, then switches to a second home for the ...