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eBay

eBay Tech Blog

https://www.ebayinc.com/stories/blogs/tech/

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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NuRaft: a Lightweight C++ Raft Core

We are excited to announce the public release of NuRaft, a lightweight C++ Raft core, under the Apache 2.0 open source license. NuRaft is based on the cornerstone C++ Raft implementation, but with various additions and changes, and is the result of over two years of development and testing for production use within eBay for storage server data replication. This post discusses what NuRaft is, and how it can be used.


Going the Distance — Edit Distance 1

What is Edit Distance? How could it be used to measure quality? Find out the basics about this simple metric used for Machine Translation.


Improving the Speed and Accuracy of the Item Page with Light Service

The item page is one of the most critical pages in the eBay buyer experience. It's where a buyer make their purchase decisions. It's also one of the pages in eBay that gets the most user traffic. The speed of this page and showing accurate information to the user is of great importance. Item fast light service was developed to get critical item information as quickly as possible from the primary source tables. This service is currently used in a number of applications to achieve functionalities that needs 100% accuracy with lightning speed and performance of less than 10ms for an item.


eBay’s New APIs Enable Developers to Create Innovative Experiences at Scale

Managed Payments, Identity and Marketing APIs available today for developers


API Mindset at eBay

APIs allow organizations to give their partners access to data and capabilities at scale. Extensible and adaptable API ecosystems make it easier for developers to innovate. Building such an ecosystem is a progressive journey with many technical challenges.


API Mindset at eBay

APIs allow organizations to give their partners access to data and capabilities, at scale. Extensible and adaptable API ecosystems make it easier for developers to innovate. Building such an ecosystem is a progressive journey with many technical challenges.


Measuring Success with Experimentation

Tips from eBay's Experimentation Science team on how you can best leverage A/B tests to measure the success and health of your product.


Measuring Success with Experimentation

Tips from eBay's Experimentation Science team on how you can best leverage A/B tests to measure the success and health of your product.


Monitoring at eBay with Druid

At eBay, we switched one of our monitoring tech stacks from legacy homegrown architecture to a Druid-based real-time monitoring system. In this article, we discuss how we transitioned our journey to a new stack and also the benefits it has to offer.


Monitoring at eBay with Druid

At eBay, we switched one of our monitoring tech stacks from legacy homegrown architecture to a Druid-based real-time monitoring system. In this article, we discuss how we transitioned our journey to a new stack and also the benefits it has to offer.


WebAssembly at eBay: A Real-World Use Case

From the time it was announced, WebAssembly caused a huge buzz in the front-end world. The web community readily embraced the idea of taking code written in programming languages other than JavaScript and running that code in the browser. Above all WebAssembly consistently guarantees native speeds much faster than JavaScript. At eBay, we were no different.


eBay Makes It Easier with Three New Ways for Sellers to Send Offers to Buyers

Sellers can now send offers to buyers with an exclusive discount.


WebAssembly at eBay: A Real-World Use Case

From the time it was announced, WebAssembly caused a huge buzz in the front-end world. The web community readily embraced the idea of taking code written in programming languages other than JavaScript and running that code in the browser. Above all WebAssembly consistently guarantees native speeds much faster than JavaScript. At eBay, we were no different.


Beam: A Distributed Knowledge Graph Store

We're excited to announce the public release of Beam, a distributed knowledge graph store, under the Apache 2.0 open source license. Beam is the result of four person-years of exploration and engineering effort, so there's a lot to unpack here! This post will discuss what Beam is, how it's implemented, and why we've chosen to release it as open source.


Akutan: A Distributed Knowledge Graph Store

We're excited to announce the public release of Akutan, a distributed knowledge graph store, under the Apache 2.0 open source license. Akutan is the result of four person-years of exploration and engineering effort, so there's a lot to unpack here! This post will discuss what Akutan is, how it's implemented, and why we've chosen to release it as open source.


eBay Users Can Save With More

Volume Pricing saves you money when you buy more of the same thing from eBay sellers.


Deriving Data Structures

Data Structures are the basic building blocks of software. In this article, one eBay engineer gives his perspective on how they might have evolved over time, enabling us to build complex things out of simpler parts.


Deriving Data Structures

Data Structures are the basic building blocks of software. In this article, one eBay engineer gives his perspective on how they might have evolved over time, enabling us to build complex things out of simpler parts.


Swapping Fridays—Improving Customer Experience with Role Swapping

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.


Swapping Fridays—Improving Customer Experience with Role Swapping

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.