Envoy rate limits is a fairly complex system, built using multiple components. While there are many articles on the Internet explaining basic setup and how each component works, we weren’t able to find something that explains how each component works end-to-end in simple terms. That’s why we’ve created this blog…
Welcome again, Wayfair Engineering Enthusiasts, to our virtual fireside. Make yourself comfortable and settle in for the second installment of our Fireside Story series on Continuous Integration. If you haven’t had the pleasure, please read part one, a history of GitLab CI at Wayfair. This installment will feature GitLab CI’s…
Introduction Explainable Artificial Intelligence (XAI) is an emerging field within Machine Learning (ML). There has been considerable advances in the state of the art in recent years. Machine learning models often need to be audited for bias and unfairness. Effectively interpreting the decision of an algorithm is an integral part…
Introduction Wayfair sells products in the USA (wayfair.com), Canada (wayfair.ca), UK (wayfair.co.uk), and Germany (wayfair.de), and works with manufacturers from several countries. Consequently, business is being conducted in many languages. When product data is submitted by our suppliers in a different language than the market where the product is sold,…
Feedback Hub is Wayfair’s inhouse web application, built by Data Science Analytics, which enables Analysts all across Wayfair to leverage data and insights generated by Natural Language Models developed by our Voice of the Customer DS team. One Feedback Hub for (almost) all customer feedback analytics Wayfair receives a vast…
Greetings Wayfair Engineering Enthusiasts: old, new, and returned. We’re gathered today (virtually) to collect a story from Wayfair’s history. I’m Gary White, volunteering historian, frequent worker. I’m going to share with you all the journey we took as an organization to adopt Continuous Integration. This is part one of two….
Hackathons at Wayfair Hackathons usually give people an opportunity to play with some unique ideas, advanced technologies, and even start diving into completely new areas which are small beginnings of big new initiatives. For example, Wayfair is one of the industry leaders in 3D commerce today thanks to what started…
Background Today, Wayfair uses SQL Server to store our customer data. We have a sharded architecture in place which is made up of many shards spread across multiple datacenters located throughout the US and Europe. Over the past few years, we have been pushing the limits of this infrastructure, causing…
The online retailing market is very competitive and demanding, so you need to deliver new features/functionalities to your customers as quickly as possible. In these realities, every wasted minute can cost you thousands of dollars. At Wayfair, we have dozens of different tools/applications (internal and external) and more than a…
Bernie Miles, Head of Engineering, and Darach Ennis, Principal Engineer, discuss the role of principal engineer at Wayfair as well as the interesting challenges that accompany the position. 00:00 Intros 00:44 Why did Darach join Wayfair? 01:26 How would you describe event processing at Wayfair and why does Wayfair have…
About the Waystation App Before we dive in, a little context about our app. The Waystation App supports internal business teams at Wayfair during trade-shows, in which they get to meet dozens of partners and potential partners a day to discuss strategy and business goals. Our users needed to have…
