Here's Shopify's Director of Production Engineering:
Lawrence Mandel
@mmmandel
Internet: Ruby doesnβt scale. Ruby: Sorry. Iβm busy over here processing $1.5M+ USD Gross Merchant Value (GMV) per minute and 14K+ orders per minute running global #BFCM with @ShopifyEng.
Here are a few apps built with Rails:
Here's Shopify's Director of Production Engineering:
It would seem that these businesses have surpassed New Zealand scale.