Karl Meisterheim
Developer and engineer who built the Promo Party Pro app; provides technical insight on building Shopify public apps, theme integration, performance, and implementation trade-offs.
Best podcasts with Karl Meisterheim
Ranked by the Snipd community
Mar 3, 2026 • 44min
We Built a Shopify App. Here's What Broke.
Karl Meisterheim, developer who built the Promo Party Pro app, shares technical tales from building a Shopify public app. He digs into theme integration surprises, cart API and performance headaches, edge cases like $0 products and discounts, and the long popup cooldown debate. Short, candid stories about shipping a polished app and the tradeoffs behind key engineering choices.
