Etsy Engineering15 min readMar 5, 2024

How We Built The Deals Tab in Swift UI

Balancing Engineering Ambition with Product Realism Introduction In July of 2023, Etsy’s App Updates team, responsible for the Updates feed in Etsy’s mobile apps, set off with an ambitious goal: to re

SwiftUISwiftMobile App DevelopmentUI Design

Read full article →Share Share

Making Ads Count: Using MMoE and Auxiliary Tasks to Better Connect Buyers & Sellers

When buyers search on Etsy, they need to quickly and easily find the perfect item. At the same time, sellers need to be confident their unique products are...

Etsy Engineering11 min18d ago

Migrating Etsy’s database sharding to Vitess

Etsy has maintained a sharded MySQL architecture since around 2010. This database cluster contains most of Etsy’s online data and is made up of ~1,000 tables...

Distributed SystemsDatabases

MySQLVitessKubernetesDatabase ShardingLarge Scale SystemMicroservicesDatabase Architecture

Weekly Brief

Get the top 10 engineering articles delivered every Monday.

How We Built The Deals Tab in Swift UI

Making Ads Count: Using MMoE and Auxiliary Tasks to Better Connect Buyers & Sellers

Migrating Etsy’s database sharding to Vitess

How Etsy Uses LLMs to Improve Search Relevance