Adopting JavaScript on WebAssembly at Shopify

Explore a conference talk that delves into Shopify's adoption of JavaScript on WebAssembly for platform extensibility. Learn how server-side WebAssembly enables third-party developers to extend Shopify's platform with synchronous custom business logic. Discover the journey of language support at Shopify, focusing on the use of familiar tooling like Node and TypeScript while ensuring safety and high performance. Gain insights into how Shopify leveraged Wizer and QuickJS to run JavaScript on WebAssembly, meeting strict performance requirements of executing complex merchant code in 5ms or less. Understand the challenges and solutions in providing programming language options that balance familiarity, safety, and speed for platform extensibility.

Adopting JavaScript on WebAssembly at Shopify - Saúl Cabrera, Shopify