ReadwellStories from the teams building the internet.
Reading edition · Sat, Oct 31
Engineering blogs from the teams building the internet — short publisher excerpts, linked to the source.
436 matching blogs. Page 1.
shopify.engineeringSidekick’s frontier model hands its most token-heavy work to open models that Shopify post-trains and serves itself. Here’s the loop we use to build them, and where NVIDIA’s models, software, and GPUs make each turn faster and cheaper.
shopify.engineeringHow we group product listings across millions of stores using tiered matching models, graph partitioning, and learned cluster merge decisions.
shopify.engineeringWe built Remote Dev so AI agents can build and test apps in parallel, without maxing out developers’ laptops.
shopify.engineeringFrom the archive 2022
No publisher excerpt. Read the blog at the source.
Related to Infrastructure
shopify.engineeringCoding agents changed what it costs to build mobile apps twice. Here’s why Shopify is moving from React Native back to Swift and Kotlin.
Related to Mobile
shopify.engineeringOur first scanner read config files and missed what was running. We rebuilt it with the cloud inventory, a careful probe, and honest results.
shopify.engineeringShopGym creates realistic online stores and generates shopping tasks based on each store’s products and features. Developers can then repeatedly test shopping agents under consistent conditions.
shopify.engineeringFrom the archive 2025
Learn how we tackled the main issues of traditional WebViews—performance, appearance, and integration—and how Mobile Bridge became a game-changer in our mobile development strategy, even allowing us to accelerate the migration to React…
Related to Mobile
shopify.engineeringWe migrated the Shop app from React Native to Swift and Kotlin. Assisted by AI, the team was able to go from a proof of concept to a fully rebuilt native app published in the app stores in just 12 weeks.
Related to Mobile
shopify.engineeringFrom the archive 2022
In this post, I want to give a nuanced perspective on our experience porting YJIT from C to Rust. I'll talk about the positives, but also discuss the things that we found challenging or suboptimal in our experience.
Related to Rust
shopify.engineeringWe built Helix to help LLMs rebuild the Shopify app in Swift and Kotlin, using small checkpoints and strict quality gates to keep the code shippable.
Related to Mobile
shopify.engineeringFrom the archive 2020
No publisher excerpt. Read the blog at the source.
Related to Mobile
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