ERPNext Integration Expert for E-Commerce Platforms

I am looking for an ERPNext expert who can integrate our three Amazon locations (USA, UK, Australia) and our Shopify website with ERPNext for a streamlined operational experience.

I have just loaded on Frappe server a ERPNext environment, but I do not know how to really use and integrate. We have some special requirements around our shopify inventory as well, woudl need to discuss.

We are trying to keep costs down so coudl maybe sync ERPnext to google sheets as well, but direct integration below is described.

Need to work with a expert to sync the locations.

Key Requirements:
- Unified inventory management across all platforms
- Sales tracking from all sources
- Centralized oversight of purchase orders

The main goal of this project is to optimize our operations through this integration. The job will involve ensuring that the following platforms sync in real-time with ERPNext:
- Amazon USA
- Amazon UK
- Amazon Australia
- Shopify website

The ideal freelancer should have:
- Extensive experience with ERPNext
- Proven track record in e-commerce platform integration
- Ability to enhance operational efficiency through system integration