Artsy Engineering

The past year has been an exciting one for our mobile apps (Artsy, Folio and Palette Mobile) and we started to finally get closer to where we want to be: High-performing and developer-friendly React Native applications, enabling rapid feature iteration...

Where to begin! Where to begin…
Lets start with a good measure of success, one that I think most engineers couldagree on: a from-scratch rebuild of a complex, internal tools app. Success withrebuilds is often fleeting, as many can attest. There’s risk involved. Extendingthe challenge...

Lately, I’ve been getting involved with some sketchy stuff. You know what I’mtalking about–data migrations.
I’ve been rolling out changes that have a significant risk of breaking ourproduction environment for mission-critical services. It’s been exciting work(keep your eyes out for more posts on the exact project, coming soon™️), butI’ve definitely caused...

At Artsy, we love TypeScript. We use it in most of our node/web/mobile repos.Today, I want to talk about a specific case we found while trying to make ourtypes more strict on palette-mobile,which is our Design System for React Native.
Check this out:
Like the comment says, even though we have two specific strings, the fact thatwe do a union with string, makes welp have a type of just string. This isbecause both "hello" and "world" are strings, and the union tends to go tothe type that includes the...