Airbnb Interview Questions

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.

124 Questions 1 Company08.01.2026
Showing 20 results
Role
Airbnb logo
Airbnb
Medium
Software Engineer

Find minimal property set in neighborhood

You are given a list of properties, each Property(id: int, neighborhood: string, capacity: int). Given a targetNeighborhood (string) and groupSize (in...

Coding & Algorithms
31
0
285 people solved
Sep 6, 2025
Airbnb logo
Airbnb
Medium
Software EngineerSenior+

Parse Query Parameters Into a Map

Implement a function that parses the query portion of a GET URL and returns a map from query keys to parsed values. Input is a string that may start w...

Coding & Algorithms
2
0
17 people solved
Mar 2, 2026
Airbnb logo
Airbnb
Medium
Software Engineer

Discuss learning and feedback experiences

Discuss learning and feedback experiences This behavioral set covers self-directed learning and how you respond to feedback. Be ready to walk through ...

Behavioral & Leadership
9
0
91 people solved
Aug 4, 2025
Airbnb logo
Airbnb
Medium
Software Engineer

Address miscommunication and alignment

Address miscommunication and alignment Behavioral: Handling Miscommunication and Alignment in a Technical Screen Context: You are in a software engine...

Behavioral & Leadership
4
0
80 people solved
Aug 1, 2025
Airbnb logo
Airbnb
Medium
Software Engineer

Simulate pouring water onto a 1D terrain

You are given a 1D terrain represented by an integer array heights, where heights[i] is the height of the column at index i. Part 1 — Render terrain W...

Coding & Algorithms
37
0
267 people solved
Oct 28, 2025
Airbnb logo
Airbnb
Medium
Software Engineer Locked

Simulate pouring water onto terrain

This question evaluates a candidate's ability to implement a discrete simulation and perform array manipulation while correctly handling deterministic...

Coding & Algorithms
32
4
232 people solved
Feb 11, 2026
Airbnb logo
Airbnb
Hard
Software Engineer Locked

Find a split-stay booking across listings

This question evaluates understanding of interval coverage and algorithmic problem solving, specifically reasoning about continuous date ranges, split...

Coding & Algorithms
7
0
83 people solved
Jan 22, 2026
Airbnb logo
Airbnb
Hard
Software Engineer Locked

Maximize sum with no adjacent tree nodes

This question evaluates understanding of tree-based dynamic programming and stateful optimization for selecting non-adjacent nodes, testing algorithmi...

Coding & Algorithms
12
0
91 people solved
Jan 22, 2026
Airbnb logo
Airbnb
Hard
Software Engineer Locked

Detect overlap of two linked lists with cycles

This question evaluates understanding of linked list data structures, cycle detection techniques, pointer/reference identity, and algorithmic time/spa...

Coding & Algorithms
3
0
46 people solved
Jan 22, 2026
Airbnb logo
Airbnb
Hard
Software Engineer

Find best downhill ski run from a start

You are given an R x C grid of integers representing elevations. A skier starts at a given cell (sr, sc). From a cell, the skier may move up/down/left...

Coding & Algorithms
23
1
305 people solved
Jan 19, 2026
Airbnb logo
Airbnb
Medium
Software Engineer

Find max-score path in weighted DAG

You are given a directed acyclic graph (DAG). Each node v has a score w(v). Each directed edge (u→v) has a nonnegative time cost t(u,v). There is a un...

Coding & Algorithms
30
1
278 people solved
Sep 6, 2025
Airbnb logo
Airbnb
Medium
Software Engineer

Implement prioritized refund allocation engine

Implement a refund allocation function that takes: (a) a list of payments, each with a unique paymentId, method ∈ {CREDIT, CREDIT_CARD, PAYPAL}, ISO-8...

Coding & Algorithms
26
2
220 people solved
Sep 6, 2025
Airbnb logo
Airbnb
Medium
Software Engineer

Generate split-stay pairs efficiently

Given N Airbnb listings, each with available days as integers, and an inclusive requested date range [L, R], return all ordered pairs (X, Y) of distin...

Coding & Algorithms
22
0
221 people solved
Sep 6, 2025
Airbnb logo
Airbnb
Medium
Software Engineer

Implement a reservation widget with pricing

Implement a Lodging Reservation Widget Context You are building a reservation widget for a property details page. The widget must let guests select da...

Software Engineering Fundamentals
7
0
110 people solved
Aug 12, 2025
Airbnb logo
Airbnb
Medium
Software Engineer

Describe a flagship project’s architecture and tradeoffs

Behavioral/Leadership: Deep Dive on a Significant Project Context: Onsite software engineering interview. Choose one substantial project you personall...

Behavioral & Leadership
10
0
106 people solved
Aug 12, 2025
Airbnb logo
Airbnb
Medium
Software Engineer

Maximize profit from non-overlapping jobs

You are given up to N = 200,000 jobs; each job i has a start time s_i, end time e_i (s_i < e_i), and reward w_i. Select a subset of non-overlapping jo...

Coding & Algorithms
13
0
182 people solved
Jul 16, 2025
Airbnb logo
Airbnb
Medium
Data Scientist

Aggregate User Activity, Fit Regression, Interpret Coefficients

user_metrics +----------+------------+---------+--------+-----------+ | user_id | activity_dt| variant | clicks | purchases | +----------+-----------...

Data Manipulation (SQL/Python)
101
0
271 people solved
Jul 12, 2025
Airbnb logo
Airbnb
Medium
Data Scientist

Compute C/T metrics from bookings and visits

Given two tables, compute control vs treatment (C/T) metrics, apply 24‑hour attribution, and generate a daily plot. Treat “today” as 2025‑09‑01; use t...

Data Manipulation (SQL/Python)
19
0
175 people solved
Oct 13, 2025
Airbnb logo
Airbnb
Medium
Software Engineer

Maximize reward by scheduling jobs

Given n jobs, each with a start time, end time, and reward, choose a subset of non-overlapping jobs to maximize total reward. Return the maximum rewar...

Coding & Algorithms
24
1
163 people solved
Sep 6, 2025
Airbnb logo
Airbnb
Medium
Software Engineer

Check inorder subsequence and edit tree minimally

Given a binary tree whose nodes store integers and an array target, determine whether target is a subsequence of the tree's inorder traversal (element...

Coding & Algorithms
22
1
207 people solved
Sep 6, 2025

Frequently Asked Questions

How difficult are Airbnb interview questions (for these 124 real Airbnb interview questions)?
Airbnb interview questions in this 124-question set range from medium to hard, with difficulty skewed toward production-ready engineering and applied analytics. Software Engineer problems are often medium-to-hard algorithmic puzzles that require clean, efficient implementations and complexity reasoning; system-design prompts expect solid tradeoff analysis for real-world services. Data Scientist problems emphasize causal thinking, robust metrics and experiment diagnostics; ML Engineer prompts focus on model design and evaluation for product quality. Overall, you should expect time-constrained problem solving plus product-oriented discussion — the bar rewards correctness, clarity, product sense, and measurable impact rather than exotic tricks.
What is the Airbnb interview process and where do Airbnb interview questions appear in the loop?
The typical Airbnb loop starts with a recruiter screen, then a technical phone or take-home assessment, followed by an engineering loop of roughly 4–6 interviews and a final debrief. Coding & Algorithms and System Design questions usually appear in the technical rounds early in the loop for Software and Backend Engineers; a code-review or implementation exercise is often present. Behavioral and leadership questions run alongside technical rounds and influence team fit. For Data Scientists you will see analytics, SQL and A/B testing rounds; ML Engineers see modeling and product-quality design; Product Managers and cross-functional roles get product-sense and metric-definition questions.
How should I structure a preparation timeline for Airbnb interview preparation?
A focused six-week timeline works well: weeks 1–2 strengthen core coding patterns, data structures, and timed practice; week 3 concentrates on medium-hard algorithm problems and complexity tradeoffs; week 4 pivots to system design fundamentals and service tradeoffs with mock design interviews; week 5 covers analytics, SQL, experiment design, and machine-learning diagnostics; week 6 polishes behavioral stories, domain-specific themes from Airbnb questions, and full mock loops. Include weekly mock interviews, code review practice, and at least one end-to-end loop simulation to build stamina and refine communication under time pressure.
What key subtopics will Airbnb interview questions test across roles?
Across roles Airbnb emphasizes a few recurring themes. For Software Engineers expect graph and pathfinding problems, constrained permutations and combinatorics, text parsing/layout tasks, and booking-orchestration designs like layover or group booking systems; code-review and board-game style logic also recur. Data Scientists face experiment design, clustered A/B testing, robust primary and guardrail metrics, causal regressions, panel-building in SQL, browsing and conversion metric computation, and launch-impact estimation. ML Engineers are asked about photo and listing quality models and product-focused objective minimization. Backend roles focus on scalable rental marketplace architecture and transactional consistency.
What standout tips and common pitfalls should I know for Airbnb interview questions?
Standout tips: start by clarifying requirements and success metrics, state assumptions aloud, outline tradeoffs, and connect technical choices to product impact. For coding, write correct, readable code with edge cases and complexity analysis; for design and analytics, propose measurable guardrails and diagnostics. Common pitfalls include skipping clarified constraints, optimizing prematurely, weak data-quality checks in experiments, neglecting failure modes or consistency in backend designs, and giving behavioral answers without concrete impact metrics. Practice end-to-end loops, rehearse Airbnb-relevant stories, and run targeted mock interviews that mirror the company’s product-oriented evaluation.

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