# Travel Industry

Published articles for Travel Industry.

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## When history fails you, borrow from geography

DevFeed: [When history fails you, borrow from geography](<https://devfeed.tech/articles/when-history-fails-you-borrow-from-geography-1224.md>)

Original publisher: [Read original article](<https://medium.com/airbnb-engineering/when-history-fails-you-borrow-from-geography-915a72b91b5c?source=rss----53c7c27702d5---4>)

Author: Harrison Katz

Published: 2026-06-02T17:01:04Z

Content type: article

Language: en

Sources: [The Airbnb Tech Blog - Medium](<https://devfeed.tech/sources/the-airbnb-tech-blog-medium.md>)

Topics: [data](<https://devfeed.tech/topics/data.md>), [datasets](<https://devfeed.tech/topics/datasets.md>)

Tags: [ai](<https://devfeed.tech/tags/ai.md>), [building](<https://devfeed.tech/tags/building.md>), [data](<https://devfeed.tech/tags/data.md>), [data-modeling](<https://devfeed.tech/tags/data-modeling.md>), [data-science](<https://devfeed.tech/tags/data-science.md>), [machine-learning](<https://devfeed.tech/tags/machine-learning.md>), [post](<https://devfeed.tech/tags/post.md>), [technology](<https://devfeed.tech/tags/technology.md>), [travel-industry](<https://devfeed.tech/tags/travel-industry.md>)

### AI overview

Airbnb describes a forecasting approach for the uneven post-COVID travel recovery, using sequential signals from other geographies and propagating prior information to produce corridor-level forecasts when local post-shock data was scarce.

### Source excerpt

How Airbnb used sequential geographic recovery signals and prior propagation to generate reliable corridor-level forecasts when local data was scarce. By: Harrison Katz The problem with unprecedented shocks Almost every forecasting system is built on the same implicit assumption: the future will resemble the past. You train on historical data, you validate on holdout periods, and you trust that past patterns will at least roughly indicate future performance. When this assumption breaks, the model does not gracefully degrade; it fails confidently. It produces precise, well-calibrated intervals around the wrong answer. The acute phase of COVID, from early to late 2020, was a clear illustration of this, and we wrote about it in a previous post. But the more interesting forecasting problem was not the shutdown. It was everything that came after. The period from late 2020 through 2022 was not a single coherent regime. It was a sequence of overlapping, asynchronous changes: vaccine rollouts that reached some markets months before others, border reopenings that followed their own country-level timelines, reclosures triggered by new variants that hit different corridors (a pairing of the traveler's origin city and destination city) at different moments. Demand was not recovering uniformly. It was rebounding unevenly across every corner of the world, in ways that had no historical precedent and no single governing pattern. The standard response to a shock is to wait for each affected market to accumulate its own post-shock data and retrain locally. But Covid was among the biggest shocks the travel industry has faced in decades. With markets worldwide reopening and reclosing on staggered schedules, waiting for markets to settle meant forecasting blind for months at a time, across all markets, just when timely projections were most needed, in the circumstances. So we started building something different. When we could not simply look backward in time for relevant examples, we

## How Booking.com Orchestrated Their Service Architecture with Apollo Federation

DevFeed: [How Booking.com Orchestrated Their Service Architecture with Apollo Federation](<https://devfeed.tech/articles/how-booking-com-orchestrated-their-service-architecture-with-apollo-federation-23360.md>)

Original publisher: [Read original article](<https://www.apollographql.com/blog/how-booking-com-orchestrated-their-service-architecture-with-apollo-federation>)

Author: Maylee Jacob

Published: 2025-05-07T13:45:42Z

Content type: article

Language: en

Sources: [Apollo Blog](<https://devfeed.tech/sources/apollo-blog.md>)

Topics: [GraphQL](<https://devfeed.tech/topics/graphql.md>), [API](<https://devfeed.tech/topics/api.md>), [Orchestration](<https://devfeed.tech/topics/orchestration.md>)

Tags: [api](<https://devfeed.tech/tags/api.md>), [apollo](<https://devfeed.tech/tags/apollo.md>), [apollo-federation](<https://devfeed.tech/tags/apollo-federation.md>), [architecture](<https://devfeed.tech/tags/architecture.md>), [booking](<https://devfeed.tech/tags/booking.md>), [developer-experience](<https://devfeed.tech/tags/developer-experience.md>), [distributed](<https://devfeed.tech/tags/distributed.md>), [events](<https://devfeed.tech/tags/events.md>), [experiments](<https://devfeed.tech/tags/experiments.md>), [governance](<https://devfeed.tech/tags/governance.md>), [graphql](<https://devfeed.tech/tags/graphql.md>), [performance](<https://devfeed.tech/tags/performance.md>), [schema](<https://devfeed.tech/tags/schema.md>), [services](<https://devfeed.tech/tags/services.md>), [travel](<https://devfeed.tech/tags/travel.md>), [travel-industry](<https://devfeed.tech/tags/travel-industry.md>)

### AI overview

This customer case study describes how Booking.com used Apollo Federation and GraphQL to move from a centralized API orchestration layer toward a distributed, federated service architecture. The supplied text reports that the earlier approach created performance, development, maintenance, and domain-specific optimization challenges, but the article text is incomplete.

### Source excerpt

This post is part of our GraphQL Summit 2024 customer series, highlighting how leading teams are using Apollo to accelerate development and build world-class applications. Join hundreds of your peers this October as we return for GraphQL Summit 2025. Booking.com, a leader in the online travel industry, has significantly advanced its digital infrastructure by integrating Apollo Federation into its service architecture.

## The CTO of Triptojapan.com talks about how he made his site snappy and fast, with Cloudflare Workers, Drizzle and Turso

DevFeed: [The CTO of Triptojapan.com talks about how he made his site snappy and fast, with Cloudflare Workers, Drizzle and Turso](<https://devfeed.tech/articles/the-cto-of-triptojapan-com-talks-about-how-he-made-his-site-snappy-and-fast-with-cloudflare-workers-drizzle-and-turso-5878.md>)

Original publisher: [Read original article](<https://turso.tech/blog/a-trip-to-japan-with-cloudflare-workers-drizzle-and-the-turso-database-d8918a1641e6>)

Author: Michael Ludden

Published: 2023-07-18T00:00:00Z

Content type: article

Language: en

Sources: [Turso Blog](<https://devfeed.tech/sources/turso-blog.md>)

Topics: [Turso](<https://devfeed.tech/topics/turso.md>), [Drizzle](<https://devfeed.tech/topics/drizzle.md>), [Workers](<https://devfeed.tech/topics/workers.md>), [Databases](<https://devfeed.tech/topics/databases.md>)

Tags: [business](<https://devfeed.tech/tags/business.md>), [cloudflare](<https://devfeed.tech/tags/cloudflare.md>), [cloudflare-workers](<https://devfeed.tech/tags/cloudflare-workers.md>), [databases](<https://devfeed.tech/tags/databases.md>), [drizzle](<https://devfeed.tech/tags/drizzle.md>), [japan](<https://devfeed.tech/tags/japan.md>), [software-architecture](<https://devfeed.tech/tags/software-architecture.md>), [travel-industry](<https://devfeed.tech/tags/travel-industry.md>), [turso](<https://devfeed.tech/tags/turso.md>), [web-development](<https://devfeed.tech/tags/web-development.md>)

### AI overview

The article presents a CTO's account of making the Triptojapan.com site fast using Cloudflare Workers, Drizzle, and Turso. The supplied text also notes that Turso has since been rewritten and that the post describes an older version of Turso.

### Source excerpt

Japan is a bucket list country for a lot of people -- natural sites, a deep rooted culture and world renowned cuisine. Japan has it all. But it's also one of the more difficult countries to use...

## trivago Tech Check-in: Meet Mohammad

DevFeed: [trivago Tech Check-in: Meet Mohammad](<https://devfeed.tech/articles/trivago-tech-check-in-meet-mohammad-28015.md>)

Original publisher: [Read original article](<https://tech.trivago.com/post/2021-11-22-trivagotechcheckinmeetmohammad/>)

Author: Mohammad Abed Javascript Software; Frontend Engineer

Published: 2021-11-22T00:00:00Z

Content type: article

Language: en

Sources: [Trivago](<https://devfeed.tech/sources/trivago.md>)

Topics: [Front end](<https://devfeed.tech/topics/frontend.md>), [React](<https://devfeed.tech/topics/react.md>), [JavaScript](<https://devfeed.tech/topics/javascript.md>), [macOS](<https://devfeed.tech/topics/macos.md>), [Unix](<https://devfeed.tech/topics/unix.md>)

Tags: [engineering](<https://devfeed.tech/tags/engineering.md>), [engineering-culture](<https://devfeed.tech/tags/engineering-culture.md>), [frontend](<https://devfeed.tech/tags/frontend.md>), [javascript](<https://devfeed.tech/tags/javascript.md>), [macos](<https://devfeed.tech/tags/macos.md>), [react](<https://devfeed.tech/tags/react.md>), [software-engineer](<https://devfeed.tech/tags/software-engineer.md>), [tech](<https://devfeed.tech/tags/tech.md>), [travel-industry](<https://devfeed.tech/tags/travel-industry.md>), [unix](<https://devfeed.tech/tags/unix.md>)

### AI overview

A trivago Tech Check-in interview profiles Mohammad Abed, a frontend software engineer working on the Express Booking product. He discusses his background, move to Germany, daily work, React, and using macOS for development.

### Source excerpt

trivago is the home to 500+ tech specialists from all corners of the globe - each with their own unique background and story of how they ended up here. Our trivago Tech Check-in series focuses o...