So, we recently wrapped up a pretty interesting project for Skin Health and You, a science-backed skincare brand built specifically for Indian skin (backed by Galderma + Elian Trading Company). They had to move off Kartify (sunsetting in June 2025) and migrate to Shopify. Sounds simple, right? Not quite. The Problem: Shopify was the right choice for the storefront, but all order + customer data had to route through Elian, their distributor handling OMS, WMS, fulfillment, and support.Shopify’s data model is not as same as Elian’s ERP. Direct sync was impossible. Deadline was tight with Kartify shutting down. Basically: no middleware → broken workflows → frustrated customers. The Solution: We built a AWS Lambda powered serverless middleware layer that acted as the glue between Shopify and Elian’s OMS/WMS. Here’s what it handled: 1. Order fetching & transformation: a. On every Shopify order, it reformatted order/customer/coupon data into Elian’s ERP structure. b. Sent th...