# Making Shopify's Flagship App 20% Faster in 6 Weeks Using a Novel Caching Solution

DevFeed: [Making Shopify's Flagship App 20% Faster in 6 Weeks Using a Novel Caching Solution](<https://devfeed.tech/articles/making-shopify-s-flagship-app-20-faster-in-6-weeks-using-a-novel-caching-solution-1582.md>)

Original publisher: [Read original article](<https://shopify.engineering/shop-app-custom-caching-solution>)

Author: Ryan Ehrlich

Published: 2021-09-22T17:30:00Z

Content type: article

Language: en

Sources: [Shopify Engineering](<https://devfeed.tech/sources/shopify-engineering.md>), [Shopify Engineering - Shopify Engineering](<https://devfeed.tech/sources/shopify-engineering-shopify-engineering.md>)

Topics: [App](<https://devfeed.tech/topics/app.md>), [data](<https://devfeed.tech/topics/data.md>)

Tags: [app](<https://devfeed.tech/tags/app.md>), [cache](<https://devfeed.tech/tags/cache.md>), [data](<https://devfeed.tech/tags/data.md>), [database](<https://devfeed.tech/tags/database.md>), [latency](<https://devfeed.tech/tags/latency.md>), [optimization](<https://devfeed.tech/tags/optimization.md>), [performance](<https://devfeed.tech/tags/performance.md>), [shopify](<https://devfeed.tech/tags/shopify.md>)

## AI overview

Shopify describes building a custom write-through cache for the Shop app's home feed to address database load and latency. The reported result was a 15% reduction in database load and about 20% lower overall app latency after roughly six weeks of engineering work.

## Source excerpt

We built a custom write-through cache for the Shop app's home feed that reduced database load by 15% and overall app latency by about 20%.