To support the world’s largest internet marketplace, eBay tackles technical challenges at a scale that few others have. With this blog, we share our experiences working on those challenges with the technical community.

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Swapping Fridays—Improving Customer Experience with Role Swapping

By: Matthew Wood

Shutl has been running an initiative called Swapping Fridays. This involves software engineers and customer service agents swapping roles for a day. This article discusses how the initiative was run, the objectives and outcomes, and some challenges that were encountered along the way.

Featured Blog Posts

Seven Tips for Visual Search at Scale
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ModaNet: A Large-scale Street Fashion Dataset with Polygon Annotations
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Event Sourcing in Action with eBay's Continuous Delivery Team (Part 2)
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Elasticsearch Performance Tuning Practice at eBay
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How eBay Governs its Big Data Fabric

By: Alex Liang

At eBay, nearly everything we do is based on data. We deal with structured, unstructured, and semi-structured data, where Hadoop, as a big data platform, has provided key technology features. Keeping pace with the speed of innovation while continuing to help data consumers easily find and consume the data they need guides our architecture and investment in building out eBay’s Big Data Fabric.

Most Commented

Failbot—Improving Visibility on End-to-end Tests
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How eBay Uses Microinteractions to Delight Customers
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The Web Push Checklist
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Failbot—Improving Visibility on End-to-end Tests

By: Tony Da Silva Bernardino

In eBay’s Global Shipping team, we use end-to-end tests to detect problems on eBay’s platform introduced by new developments. When those tests are failing, it is hard to see what is going on. From an intra-team effort to improve our visibility, Failbot was born.

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ShipShip—The Automated Kanban Board

By: Mayur Dave

At eBay, each development team works with multiple distributed teams. To keep everyone on the same page with the different projects that they are working on, we built a tool called ShipShip to help keep information flowing.

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SRE Case Study: URL Distribution Issue Caused by an Application

By: Charles Li

One of the frequently asked questions from new site reliability engineers is: Where to begin when troubleshooting a problem in a cloud environment? I always tell them: You should begin with understanding the problem. Let me demonstrate the reasons and methods with a real troubleshooting case.

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How eBay Uses Microinteractions to Delight Customers

By: Prashant Desai and Ryan Parker

At eBay, we’re always looking for ways to truly localize for all of our international markets. Our design team has spent some time designing and experimenting with exciting new experiences and microinteractions for shoppers in China.

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Complementary Item Recommendations at eBay Scale

By: Yuri M. Brovman

Generating relevant complementary item recommendations that drive conversion at eBay is a challenging problem. In this blog post, we describe some of these challenges, and how we incorporated several different signals, including behavior-based (co-purchase, co-view, co-search, popularity) and content-based (title text), to significantly enrich the number and quality of candidate recommendations. This can produce an improved user shopping experience, which can lead to increased transactions between eBay buyers and sellers, and an increase in the number of items bought, which is good for the eBay marketplace as a whole.