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Explore questions associated with Airbnb. Review the source details, then use the workspace for code, notes, and diagrams.
114 questions in the library. A source association does not guarantee a future interview question.
Behavioral and leadership · Coding · Machine learning · ML system design · Other questions · Product and business · System design
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Showing 1–25
Design a backend system for a customer support platform that allows 10,000 agents to manage and resolve tickets submitted by millions of users via email…
Companies: Airbnb, Asurion, Expedia, Walmart +1
Last reported Nov 2026
Given an array of words and a maximum line width maxWidth, format the text so that each line has exactly maxWidth characters and is fully…
Companies: Airbnb, Amazon, Anyscale, Capital One +3
Array · Simulation · String
Last reported Nov 2026
Design and implement an in-memory key-value store that supports basic operations (get, put, delete) with automatic key expiration based on TTL (time-to-live). The…
Companies: Airbnb, Geminus Tech, Netflix, NVIDIA
Last reported Oct 2026
Starting from given initial boxes, repeatedly open any box that is either already open or for which you have a key to collect its candies…
Companies: Airbnb
Array · Breadth-First Search · Graph Theory
Last reported Sep 2026
Async processing with durable queues, per-channel isolation, retries/DLQ, at-least-once + idempotency, outbox, priorities.
Companies: Airbnb, Amazon, Autodesk, Bloomberg +24
async-processing · idempotency · outbox-pattern · queues
Last reported Sep 2026
For each string in an array, find the shortest substring that does not occur in any other string (choose the lexicographically smallest one among ties)…
Companies: Airbnb
Array · Hash Table · String · Trie
Last reported Sep 2026
Companies: Airbnb
ML System Design
Last reported Sep 2026
Companies: Airbnb
System Design
Last reported Sep 2026
Companies: Airbnb
ML System Design
Last reported Sep 2026
Parse a URL query string into a key-value map, where values can be a boolean (for keys with no value), a string, or a list…
Companies: Airbnb
Last reported Sep 2026
Implement a multi-level package tracking system supporting: recording parcel events under an assigned courier (RecordCourierEvent), querying total event counts per courier…
Companies: Airbnb
Last reported Aug 2026
Build a payment management system to process transactions with priority given to credit, credit card, and PayPal. For each type, process refunds only for the…
Companies: Airbnb, Capital One
Last reported Aug 2026
Design a cryptocurrency exchange platform that allows users to buy, sell, and trade digital currencies with features like order matching, wallet management, and real-time…
Companies: Airbnb, Coinbase
Last reported Aug 2026
Companies: Airbnb
System Design
Last reported Aug 2026
Design an analytics dashboard system for an AI chat application similar to ChatGPT that allows Product, Engineering, and Support teams to monitor system health, user…
Companies: Airbnb, Anthropic, Salesforce
Last reported Aug 2026
Design a chess platform similar to Chess.com that supports multiplayer games across multiple devices, with features like game creation, matchmaking, leaderboards, move undo…
Companies: Airbnb, Google, Meta, OpenAI +1
Last reported Aug 2026
Design a ride-sharing service like Uber that allows users to request rides, matches them with nearby drivers, handles real-time tracking, and processes payments.
Companies: Airbnb, Amazon, Google, Liveramp +5
Last reported Aug 2026
Design a real-time gaming leaderboard system that displays global top rankings, user's current rank with surrounding players, and rankings within their friends list, handling…
Companies: Airbnb, Google, Meta, PayPal
System Design
Last reported Jul 2026
Given bombs as circles (xi, yi, ri), form a directed graph where there is an edge i→j if bomb j's center lies within bomb i's…
Companies: Airbnb
Last reported Jul 2026
Design a large-scale events aggregation system capable of ingesting millions of events per second from multiple services and components, allowing users to run ad hoc…
Companies: Airbnb
Last reported Jul 2026
Design a vaccine distribution system that manages dynamic inventory replenishment and configurable eligibility rules, allowing eligible users to book vaccine appointments by…
Companies: Airbnb, Amazon
Last reported Jul 2026
Design a waitlist system for property bookings where users can join waitlists for unavailable dates, hosts can view waitlist demand, and users get notified when…
Companies: Airbnb
Last reported Jul 2026
Design a system that allows users to subscribe to listings and automatically notifies them when those listings become available.
Companies: Airbnb
Last reported Jul 2026
Design a reservation system for Airbnb that allows users to search properties, make bookings, and manage reservations, with focus on API design and payment integration.
Companies: Airbnb, Headway, Opendoor, Ripping +1
Last reported Jul 2026
Given a list of digits and a lower bound string of equal length, construct the smallest possible number from those digits that is greater than…
Companies: Airbnb
Last reported Jul 2026