Need Apps (Android & IOS) about POS (POINT OF SALES) with webadmin

Hi there ,
I need POS bundle with apps (Android & IOS) and web admin
The role : Admin, Cashier, CEO

What's the features :
1. Dashboard & Sales Report
2. Item Library
3. Digital Payment (Indonesian Gateway Payment)
4. MultiShop Management
5. Stock Management
6. CRM (Loyalty point, Special Discount, WA / email blast)
7. Employee Management
8. Etc.

Prefer using flutter for mobile and react for web admin.
Please show me ur portfolio,

And i need your responsible and competency to finish this project

Regards