Blog posts about Architecture

Introduction Cadence is a multi-tenant orchestration framework that helps developers at Uber to write fault-tolerant,...

Introduction Each day, Uber moves millions of people around the world and delivers tens of millions of food and groce...

Background Apache Kafka® is widely used across Uber’s multiple business lines. Take the example of an Uber ride: When...

  Introduction The Fulfillment Platform is a foundational Uber domain that enables the rapid scaling of new verticals...

Uber recently launched a new capability: Ads on UberEats. With this new ability came new challenges that needed to be...

Problem Uber deploys a few storage technologies to store business data based on their application model. One such tec...

Introduction Uber’s GSS (Global Scaled Solutions) team runs scaled programs for diverse products and businesses, incl...

Uber delivers efficient and reliable transportation across the global marketplace, which is powered by hundreds of se...

Introduction to Fulfillment at Uber Uber’s mission is to help our consumers effortlessly go anywhere and get anything...

Introduction As Uber’s business grew, we scaled our Apache Hadoop (referred to as ‘Hadoop’ in this article) deploymen...

High Level Overview of the Problem Introduction If you’ve used any online/digital service, chances are that you are f...

Introduction Since we productionized distributed XGBoost on Apache Spark™ at Uber in 2017, XGBoost has powered a wide...

Introduction Uber relies on a containerized microservice architecture. Our need for computational resources has grown...

Introduction to Flaky Tests Unit testing forms the bedrock of any Continuous Integration (CI) system. It warns softwa...

As a recap from the last article, Uber’s API Gateway provides an interface and acts as a single point of access for a...

API gateways are an integral part of microservices architecture in recent years. An API gateway provides a single poi...

Introduction Uber’s many software systems require a high volume of changes every day. Because of our systems’ size an...

Co-authors: Xiang Zhang and Jingyu Zhu Introduction The Lambda architecture has become a popular architectural style ...