Uploading 40,000+ Products to Shopify Using an External API

In this video, I show how I uploaded 40,000+ products to Shopify by fetching all product data directly from an external API. This complete walkthrough covers how to pull product lists, categories, prices, stock, and images from a third-party API and push them into Shopify using Node.js. You’ll see exactly how I: ✔ Fetch products from an external API ✔ Save all data into JSON files ✔ Process 40k+ items using Node.js ✔ Upload products to Shopify one-by-one with variants, images, and inventory ✔ Track progress using a database index ✔ Automatically resume the process if it stops ✔ Prepare the next steps for price sync, inventory sync, and order automation Whether you’re a Shopify developer, freelancer, or someone handling large product catalogs, this video will help you understand how to bulk import thousands of products using APIs and automation. 00:00 – Uploading 40,000+ Products to Shopify (Overview) 00:20 – Client Request & API Documentation (PTS Wholesaler) 00:35 – Understanding the External API Endpoints 01:19 – Fetching Products from the API (Node.js Setup) 01:40 – Fetching Categories & Saving Data to JSON 02:03 – Preview of product.json (All 40k Products Saved) 02:34 – Product Fields: SQ, Categories, Price, Stock & Images 02:50 – Creating the Add Products Script 03:05 – Tracking Upload Progress Using Database Index 03:30 – Resuming Upload if Server Stops (Fail-Safe Logic) 03:48 – Real-Time Product Upload Progress Demo 04:24 – Products Auto-Uploading on Server 05:01 – How the Upload Function Works (app.ts) 05:34 – Reading JSON, Matching Categories & Preparing Payload 06:07 – Creating Product Body (Title, Vendor, HTML, Tags, Variant) 06:46 – Adding Products One-by-One to Shopify 07:00 – Upload Speed, Count & Remaining Products 07:17 – Bulk Upload Complete Workflow Explained 07:40 – Next Step: Price Sync & Inventory Sync Logic 07:57 – Order Automation: Sending Shopify Orders to Vendor API 08:44 – How Create Order API Works (Order Payload Structure) 09:12 – Mapping SQ, Quantity, Shipping & Customer Details 09:49 – Full Automation Summary (Products, Prices, Inventory, Orders) If you need help with: – Shopify API integration – Product bulk uploading – External API syncing – Shopify automation for orders, pricing, or inventory – Custom Node.js scripts for Shopify Feel free to reach out! Please connect with Me: Please hire me on Upwork: https://www.upwork.com/freelancers/fa... Please hire me on Fiverr: https://www.fiverr.com/fayyaz_raza