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DataFunSummit
DataFunSummit
Jun 4, 2024 · Artificial Intelligence

Multimodal and Graph Neural Network Techniques for eBay Recommendation Systems

This article details eBay's practical experience integrating multimodal data and graph neural networks into its recommendation pipeline, covering pain‑point analysis, a twin‑tower multimodal embedding model with triplet loss and TransH, engineering design, experimental results, and key takeaways for future AI‑driven product development.

EmbeddingGNNGraph Neural Network
0 likes · 19 min read
Multimodal and Graph Neural Network Techniques for eBay Recommendation Systems
DataFunTalk
DataFunTalk
Aug 5, 2022 · Big Data

Delta Lake Principles, eBay Migration, and Practical Enhancements

This talk by eBay software engineer Zhu Feng explains the fundamentals of Delta Lake and Lakehouse architecture, outlines eBay’s migration from Teradata to a Spark‑based platform, and details the custom enhancements, performance optimizations, and operational improvements implemented to support large‑scale update and delete workloads.

Data LakeDelta LakeLakehouse
0 likes · 16 min read
Delta Lake Principles, eBay Migration, and Practical Enhancements
ITPUB
ITPUB
May 7, 2022 · Big Data

How eBay Scaled HDFS to 800 PB Using Federation and Router‑Based Architecture

This article details eBay's evolution of its massive HDFS storage—from a single‑cluster design to ViewFS Federation, then to Router‑Based Federation—highlighting the performance bottlenecks, optimization techniques, FastCopy integration, and future plans for further scaling and automation.

FederationHDFSPerformance Optimization
0 likes · 11 min read
How eBay Scaled HDFS to 800 PB Using Federation and Router‑Based Architecture
Programmer DD
Programmer DD
Nov 17, 2021 · Mobile Development

How a Swiss Student Turned an iPhone X into a $56K USB‑C Masterpiece

A Swiss EPFL master's student replaced the iPhone X's Lightning port with a USB‑C connector, sold the custom‑made device for over $86,000 on eBay, and sparked discussion about universal charging standards, Apple’s Lightning persistence, EU legislation, and the growing demand for a single charging cable worldwide.

AppleUSB-CeBay
0 likes · 6 min read
How a Swiss Student Turned an iPhone X into a $56K USB‑C Masterpiece
DataFunSummit
DataFunSummit
Sep 6, 2021 · Artificial Intelligence

Graph Neural Network‑Based Payment Fraud Detection at eBay

This article explains how eBay uses graph neural networks and a heterogeneous‑graph fraud detection framework (xFraud) to improve payment risk assessment, overcome the limitations of traditional machine‑learning models, and effectively identify both individual and organized fraud in a large‑scale e‑commerce environment.

Dynamic GrapheBayfraud detection
0 likes · 15 min read
Graph Neural Network‑Based Payment Fraud Detection at eBay
DataFunTalk
DataFunTalk
Jul 15, 2021 · Artificial Intelligence

Graph Neural Network‑Based Payment Fraud Detection at eBay

The article explains how eBay protects its global payment system using a graph‑neural‑network driven risk management framework called xFraud, which combines heterogeneous graph sampling, node‑type encoding, attention mechanisms and dynamic‑graph extensions to detect and explain both individual and organized fraud patterns in real‑time.

eBaygraph neural networksmachine learning
0 likes · 13 min read
Graph Neural Network‑Based Payment Fraud Detection at eBay
Architects Research Society
Architects Research Society
Mar 29, 2021 · Operations

eBay’s Scalability Best Practices: Functional Partitioning, Horizontal Sharding, Asynchronous Decoupling, and More

The article outlines eBay’s practical scalability principles—including functional partitioning, horizontal sharding, avoiding distributed transactions, aggressive asynchronous decoupling, moving work to async pipelines, virtualization, and intelligent caching—demonstrating how large‑scale web systems can be designed for linear growth and high availability.

AsynchronousDistributed SystemsScalability
0 likes · 14 min read
eBay’s Scalability Best Practices: Functional Partitioning, Horizontal Sharding, Asynchronous Decoupling, and More
dbaplus Community
dbaplus Community
Oct 23, 2017 · Databases

How eBay Builds Resilient Multi‑Data‑Center Applications with MongoDB

The article explains eBay's use of MongoDB to create highly available, fault‑tolerant multi‑data‑center architectures, detailing design patterns, replica set configurations, read/write strategies, and recent MongoDB features that enable scalable, mission‑critical applications.

Database designMongoDBMulti-Data Center
0 likes · 8 min read
How eBay Builds Resilient Multi‑Data‑Center Applications with MongoDB
ITFLY8 Architecture Home
ITFLY8 Architecture Home
Jun 4, 2017 · Operations

How eBay Scales to Billions: 7 Proven Practices for Massive Web Systems

This article outlines eBay's seven scalability best practices—including functional partitioning, horizontal sharding, avoiding distributed transactions, asynchronous decoupling, streaming, virtualization, and smart caching—to help large‑scale web services achieve reliable, cost‑effective growth.

Asynchronous ArchitectureDistributed Systemscaching
0 likes · 14 min read
How eBay Scales to Billions: 7 Proven Practices for Massive Web Systems
21CTO
21CTO
May 10, 2016 · Operations

7 Proven Scalability Practices from eBay’s Architecture

This article shares eBay’s seven core scalability best practices—including functional partitioning, horizontal sharding, avoiding distributed transactions, asynchronous decoupling, stream processing, virtualization, and smart caching—to help architects design highly available, cost‑effective systems that can handle billions of daily requests.

OperationsSystem Designbest practices
0 likes · 15 min read
7 Proven Scalability Practices from eBay’s Architecture
Architect
Architect
Jan 5, 2016 · Big Data

Apache Eagle: eBay’s Open‑Source Real‑Time Hadoop Data Security Platform

The article provides a comprehensive technical overview of Apache Eagle, an open‑source, distributed, real‑time security monitoring and alerting platform for Hadoop developed by eBay, covering its motivation, architecture, core components, machine‑learning based detection, typical use cases, and future development directions.

Apache EagleBig DataHadoop
0 likes · 15 min read
Apache Eagle: eBay’s Open‑Source Real‑Time Hadoop Data Security Platform