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Airbnb Technology Team
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Airbnb Technology Team

Official account of the Airbnb Technology Team, sharing Airbnb's tech innovations and real-world implementations, building a world where home is everywhere through technology.

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Recent Articles

Latest from Airbnb Technology Team

46 recent articles
Airbnb Technology Team
Airbnb Technology Team
Oct 13, 2021 · Mobile Development

Airbnb’s Android Automation Testing Framework: State Simulation with MvRx (Part 1)

Airbnb’s new Android automation testing framework replaces flaky Espresso tests with deterministic UI rendering by simulating immutable State objects via MvRx, Epoxy, and a custom DSL, enabling fast, reliable tests, easy mock generation, and a launcher for instant screen inspection across multiple state variants.

AndroidAutomation testingEpoxy
0 likes · 17 min read
Airbnb’s Android Automation Testing Framework: State Simulation with MvRx (Part 1)
Airbnb Technology Team
Airbnb Technology Team
Sep 27, 2021 · Big Data

Midas Certification: Airbnb’s End-to-End Data Quality Framework

Airbnb’s Midas certification establishes a company‑wide, multi‑dimensional golden‑standard for data quality—covering accuracy, consistency, timeliness, cost, and completeness—by requiring collaborative design, automated health checks, and four review stages, ensuring certified data is reliable, well‑documented, and ready for reporting, experimentation, and machine‑learning.

AirbnbBig DataData Warehouse
0 likes · 12 min read
Midas Certification: Airbnb’s End-to-End Data Quality Framework
Airbnb Technology Team
Airbnb Technology Team
Sep 22, 2021 · Backend Development

Design and Implementation of Himeji: A Zanzibar‑Based Centralized Authorization System at Airbnb

Airbnb replaced duplicated, latency‑prone authorization checks in its new service‑oriented architecture by moving them into data services and building Himeji, a Zanzibar‑inspired centralized permission store that uses triple‑based policies, configurable unions, sharded caching, and Aurora backing to deliver sub‑10 ms latency for millions of checks per second with 99.999 % availability.

AuthorizationCachingDistributed Systems
0 likes · 12 min read
Design and Implementation of Himeji: A Zanzibar‑Based Centralized Authorization System at Airbnb
Airbnb Technology Team
Airbnb Technology Team
Aug 16, 2021 · Mobile Development

From Imperative to Declarative UI: Airbnb's Epoxy Framework for iOS

Airbnb’s Epoxy iOS framework replaces fragile, indexPath‑driven imperative UI code with a declarative model‑based system that automatically diffs and animates view updates, eliminating crashes, boosting developer satisfaction from –78 to +58, and enabling a unified, open‑source approach to building Swift interfaces.

Declarative UIDiffing AlgorithmEpoxy
0 likes · 10 min read
From Imperative to Declarative UI: Airbnb's Epoxy Framework for iOS
Airbnb Technology Team
Airbnb Technology Team
Jul 29, 2021 · Big Data

Airbnb’s Data Quality Improvement Plan: Organizational, Architectural, and Governance Practices

Airbnb’s 2019 Data Quality Improvement Plan reorganized its data‑engineering workforce, introduced a dedicated data‑engineer role, adopted a decentralized Minerva‑based architecture with Spark pipelines, instituted rigorous testing, governance, and certification processes, and established SLAs and monitoring to ensure timely, trustworthy, well‑documented data across the enterprise.

AirbnbBig DataData Architecture
0 likes · 13 min read
Airbnb’s Data Quality Improvement Plan: Organizational, Architectural, and Governance Practices
Airbnb Technology Team
Airbnb Technology Team
Jul 16, 2021 · Frontend Development

How Airbnb’s visx Turns React into a Powerful Visualization Engine

The article explains how Airbnb’s visx library, built on React and D3 primitives, addresses the need for a lightweight, highly expressive, and performant front‑end visualization solution by offering modular packages, TypeScript safety, and seamless integration with existing React codebases.

Data visualizationFrontendReAct
0 likes · 11 min read
How Airbnb’s visx Turns React into a Powerful Visualization Engine