Real-Time Exactly-Once Ad Event Processing with Apache Flink, Kafka, and Pinot
Uber recently launched a new capability: Ads on UberEats. With this new ability came new challenges that needed to be solved at Uber, such...
YAML Generator for Funnel YAML Files: Streamlining the Mobile Data Workflow Process
At Uber, real-time mobile analytics events—generated by button taps, page views, and more—form the backbone of the mobile data workflow process.
To process these events,...
Jellyfish: Cost-Effective Data Tiering for Uber’s Largest Storage System
Problem
Uber deploys a few storage technologies to store business data based on their application model. One such technology is called Schemaless, which enables the...
Streaming Real-Time Analytics with Redis, AWS Fargate, and Dash Framework
Introduction
Uber’s GSS (Global Scaled Solutions) team runs scaled programs for diverse products and businesses, including but not limited to Eats, Rides, and Freight. The...
Enabling Seamless Kafka Async Queuing with Consumer Proxy
Uber has one of the largest deployments of Apache Kafka in the world, processing trillions of messages and multiple petabytes of data per day....
Building Scalable Streaming Pipelines for Near Real-Time Features
Background
Uber is committed to providing reliable services to customers across our global markets. To achieve this, we heavily rely on machine learning (ML) to...
Eats Safety Team On-Call Overview
Introduction
Our engineers have the responsibility of ensuring a consistent and positive experience for our riders, drivers, eaters, and delivery/restaurant partners.
Ensuring such an experience requires...
Unifying Support Content to Enable More Empathetic and Personalized Customer Support Experiences
Introduction
Content quality is critical to the support experienced by Uber’s customers. Consider an Eater who reached out for help to cancel a very delayed...
Efficiently Managing the Supply and Demand on Uber’s Big Data Platform
With Uber’s business growth and the fast adoption of big data and AI, Big Data scaled to become our most costly infrastructure platform. To...
Cost-Efficient Open Source Big Data Platform at Uber
As Uber’s business has expanded, the underlying pool of data that powers it has grown exponentially, and thus ever more expensive to process. When...
Challenges and Opportunities to Dramatically Reduce the Cost of Uber’s Big Data
Introduction
Big data is at the core of Uber’s business. We continue to innovate and provide better experiences for our earners, riders, and eaters by...
How Uber Achieves Operational Excellence in the Data Quality Experience
Uber delivers efficient and reliable transportation across the global marketplace, which is powered by hundreds of services, machine learning models, and tens of thousands...
Uber’s Finance Computation Platform
For a company of our size and scale, robust, accurate, and compliant accounting and analytics are a necessity, ensuring accurate and granular visibility into...
Pinot Real-Time Ingestion with Cloud Segment Storage
Introduction
Apache Pinot is an open source data analytics engine (OLAP), which allows users to query data ingested from as recently as a few seconds...
Uber’s Fulfillment Platform: Ground-up Re-architecture to Accelerate Uber’s Go/Get Strategy
Introduction to Fulfillment at Uber
Uber’s mission is to help our consumers effortlessly go anywhere and get anything in thousands of cities worldwide. At its...
Containerizing Apache Hadoop Infrastructure at Uber
Introduction
As Uber’s business grew, we scaled our Apache Hadoop (referred to as ‘Hadoop’ in this article) deployment to 21000+ hosts in 5 years, to...
‘Orders Near You’ and User-Facing Analytics on Real-Time Geospatial Data
Introduction
By its nature, Uber’s business is highly real-time and contingent upon geospatial data. PBs of data are continuously being collected from our drivers, riders,...
Analyzing Customer Issues to Improve User Experience
Introduction
The primary goal for customer support is to ensure users’ issues are addressed and resolved in a timely and effective manner. The kind of...
Customer Support Automation Platform at Uber
High Level Overview of the Problem
Introduction
If you’ve used any online/digital service, chances are that you are familiar with what a typical customer service experience...
Tuning Model Performance
Introduction
Uber uses machine learning (ML) models to power critical business decisions. An ML model goes through many experiment iterations before making it to production....
