Square Engineering Blog
We track 14 mobile engineering articles by the Square team, published 2018 to 2025. They cover Android, iOS and Kotlin Multiplatform. Square writes most about Build Time, Networking and App Extensions.
Square (now Block) builds financial tools for businesses including point-of-sale, invoicing, and business banking. Their mobile engineering teams build seller-facing apps and payment SDKs, with notable contributions to Kotlin Multiplatform and open-source libraries like Workflow and Okio.
Square mobile tech stack & focus areas
Built from the platforms and topics of 14 articles the team published.
- Platforms
-
- Android 10
- iOS 8
- Kotlin Multiplatform 1
- Mobile Web 1
- Frequent topics
- Publishing since
- 2018 · latest in 2025
- Official blog
- developer.squareup.com/blog
Most notable Square articles
One pick for each topic the team covers most.