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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"Believe me i'm a student here jn US. Recently interviewed for MSFT. They asked me exact question from PracHub. I saw it the night before and ignored it cause why waste time on random sites. I legit wanna go back and redo this whole thing if I had chance. Not saying will work for everyone but there is certainly some merit to that website. And i'm gonna use it in future prep from now on like lc tagged"
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"Coaches and bootcamp prep courses cost around $200-300 but PracHub Premium is actually less than a Netflix subscription. And it landed me a $178K offer."
"I honestly don't know how you guys gather so many real interview questions. It's almost scary. I walked into my Amazon loop and recognized 3 out of 4 problems from your database."
"Discovered PracHub 10 days before my interview. By day 5, I stopped being nervous. By interview day, I was actually excited to show what I knew."
"I recently cleared Uber interviews (strong hire in the design round) and all the questions were present in prachub."
"The search is what sold me. I typed in a really niche DP problem I got asked last year and it actually came up, full breakdown and everything. These guys are clearly updating it constantly."
Design mutable sum-tree with fast queries
You're given a rooted, mutable tree. Each leaf node stores an integer value. Each internal node's value equals the sum of its immediate children's val...
Maximize path score in DAG
Question Given a weighted directed acyclic graph (DAG) where each node v has a score w(v) and each edge (u→v) has a time cost t(u,v), starting from no...
Compute shortest path to collect all keys
You are given an m×n grid containing walls (#), open cells (.), a single start cell (@), up to six keys labeled 'a'–'f', and matching doors 'A'–'F' th...
Design and implement Connect Four engine
Design and implement a Connect Four game engine. Use a default 6x7 board and two players. Provide an API with: drop(col, player) returning the row pla...
Discuss Airbnb motivations, hosting, feedback, community, challenges
Discuss Airbnb motivations, hosting, feedback, community, challenges Airbnb Software Engineer Onsite — Behavioral & Leadership You are interviewing fo...
Solve a Two-by-Three Sliding Puzzle
Solve a Two-by-Three Sliding Puzzle You are given a 2 x 3 board containing the integers 0 through 5 exactly once. The value 0 is the empty square. In ...
Flatten a Nested Integer List
Flatten a Nested Integer List A nested list contains either integers or other nested lists, to arbitrary depth. Return all integers in left-to-right o...
Count Consecutive Positive Integer Sums
Count Consecutive Positive Integer Sums Given a positive integer n, return the number of ways to write n as a sum of one or more consecutive positive ...
Solve Linked-List and Iterator Problems
You are asked to solve two coding problems. Problem 1: Detect shared nodes between possibly cyclic linked lists You are given the heads of two singly ...
Compute board-game score from regions
This question evaluates grid traversal and connected-component identification skills along with region-based aggregation (counting cells and summing c...
Find smallest permutation under constraints
This question evaluates digit-manipulation and combinatorial permutation skills, along with numeric ordering and representation concerns such as leadi...
Compute maze score using shortest path
You are given a grid-based maze game. - The maze is an R x C grid of characters: - '#' = wall (cannot pass) - '.' = empty cell - 'S' = current p...
Build panel in SQL; run causal regression
Assume today is 2025-09-01 (UTC). Schema and small samples: users(user_id INT, country STRING, signup_date DATE, platform STRING) Sample: user_id | co...
Solve and optimize menu combo DP
Given up to N different menu items, each with a unit price, and a list of combo offers where each offer specifies quantities for some items and a tota...
Maximize tokens from nested crates
You are given n crates, each either locked or unlocked. Each crate i contains: an integer tokens[i]; a list of keys that can unlock other crates; and ...
Implement Connect Four game
Question Design and implement the Connect Four game board, player moves, and winner-detection logic. Discuss time/space complexity and possible follow...
Verify and modify inorder subsequence
Question Given a binary tree and a sequence of numbers, design an algorithm to check in O(n) time and O( 1) extra space whether the sequence is a subs...
Solve palindrome pairs and key path
Question LeetCode 336. Palindrome Pairs; LeetCode 864. Shortest Path to Get All Keys https://leetcode.com/problems/palindrome-pairs/description/ https...
Find palindrome-forming string pairs
Given an array of distinct lowercase strings words, return all index pairs (i, j) with i != j such that the concatenation words[i] + words[j] is a pal...
Implement Connect Four with win detection
Implement a Connect Four game engine. Support a general m×n board (default 6× 7) and a win condition of k in a row (default 4). Provide an API: Connec...