Tech Blog Archive

Advertising in Features

eBay Advertising Unveils New Dashboard, Personalized Insights, and Intuitive Campaign Tools

Introducing a reimagined, redesigned advertising experience to help sellers grow their business.

By: eBay News Team
Mobile in Features

eBay’s Mobile App Offers a Goldmine of Insights for Sellers

Now available on iOS and Android, Product Research puts three years of eBay sold listings data in the palm of your hand.

By: eBay News Team
AI in Features

Podcast: Nitzan Mekel-Bobrov on AI, the Future of Shopping Online, and the Value of Building In-House

Hear from eBay's Chief AI Officer on a recent episode of the Bloomberg Intelligence podcast 'Tech Disruptors.'

By: eBay News Team
Big Data in Engineering

How We Export Billion-Scale Graphs on Transactional Graph Databases

By leveraging Apache Spark, eBay Graph Database can export a graph with billions of vertices and edges.

By: Hongjiang Zhang, Jun Li, Hieu Nguyen and Flora Zhang
Developer Tools in Engineering

eBay’s Common Automation Solution for Platform Evolution

Here at eBay, we’ve crafted a brand new approach to automate platform evolution for all applications — one that provides a repeatable and reusable infrastructure to streamline evolution.

By: Paul Zhang and Tao Jin
Data Infrastructure and Services in Engineering

Variable Hub: Easier Data Integration for Risk Decisioning

A new risk data hub for decisioning can significantly boost variable time-to-market, with high performance under billions of query traffic.

By: Kan Lin, Jiwen Yan and Yuanyuan Tan
Microservices in Engineering

eBay's Notification Streaming Platform: How eBay Handles Real-Time Push Notifications at Scale

A case study demonstrates how eBay's Notification Engineering team optimizes a streaming system in a microservice architecture to support high-throughput broadcast notifications.

By: Xiaoye Wang
Developer Tools in Engineering

How eBay Developed an Automatic Testing Solution for Batch Application Upgrades

A look at how our eBay technologists created an automatic testing solution for batch applications.

By: Paul Zhang and Tao Jin
Advertising in Product

Expanding the eBay Ads Portfolio with Promoted Listings Express

Sellers can now promote their auction listings on eBay.

By: Courtney Mayeda and Brendan Cleary
Developer Tools in Engineering

A Lightweight Distributed Architecture to Handle Thousands of Library Releases at eBay

A new lightweight distributed architecture is proposed and applied on eBay’s release system to support thousands of libraries release work in high efficiency.

By: Tao Jin and Paul Zhang
Cloud in Engineering

GraphLoad: A Framework to Load and Update Over Ten-Billion-Vertex Graphs with Performance and Consistency

GraphLoad is a scalable graph loading framework eBay developed and deployed in production. It has been loading and updating a graph with over 15 billion vertices and over 20 billion edges since May 2020.

By: Tom Schweiger, Hieu Nguyen, Jun Li, Leo Hu and Sakilaa Gopalsamy
Developer Tools in Engineering

eBay’s Mavenization Strategy of Legacy Domain Business Libraries

A brand new methodology to ameliorate the development and release process for eBay site business

By: Paul Zhang and Tao Jin
Data Infrastructure and Services in Engineering

eBay’s Global Secondary Indexes

How eBay enabled a real-time, distributed and performant index service for its NuData platform, a large-scale, in-house database platform

By: Jung-Sang Ahn and Dongho Kim
Microservices in Research

Groot: eBay’s Event-graph-based Approach for Root Cause Analysis

The framework achieves great coverage and performance across different incident triaging scenarios, and also outperforms other state-of-the-art root cause analysis methodologies.

By: Hanzhang Wang, Applied Researcher
Shipping Signals Image with Green Shopping Icons
User Experience in Product

Simplifying Shipping Signals on eBay

eBay is making it easier for our customers to know when their items will arrive with the new streamlined interface.

By: Shuja Rahman, Director of Product Management
Advertising in Product

eBay's Enhanced Advertising Dashboard

This upgrade to the Advertising dashboard enables sellers to easily check their Promoted Listings performance and leverage valuable insights to scale their businesses.

By: Licy Ambrose, Gokulnath Palanivel and Courtney Mayeda
Data Infrastructure and Services in Engineering

Block Aggregator: Real-time Data Ingestion from Kafka to ClickHouse with Deterministic Retries

Learn about the message-processing engine eBay developed to avoid data loss or duplication during delivery from Kafka to ClickHouse.

By: Mohammad Roohitavaf and Jun Li
Hadoop in Engineering

Optimizing Analytics Data Processing on eBay’s New Open-Source-Based Platform

See how eBay adopted a five-level tuning strategy for an in-house analytics tool to exceed a legacy vendor’s performance.

By: Rongguan Fu, Tianyou Li and Naveen Dhanpal
Hadoop in Engineering

Unpacking eBay’s New SQL Authoring Tool for Data Creation and Management

Discover how eBay built a tool for data modeling, ETL and SQL editing to enhance our analytics platform.

By: Stanley Chen, Gavin Zhu and Valerie Steinbrugge
Hadoop in Engineering

Explore eBay’s New Optimized Spark SQL Engine for Interactive Analysis

See how eBay created an optimized SQL solution to enhance speed, stability and scalability in service of a new open-source-based analytics platform.

By: Gang Ma, Lisa Li and Naveen Dhanpal