Magento 2.3 website need development

Magento 2 eCommerce website needs these points:-

1 ERP or Inventory management system to integrate with Magento (This will be synchronized with available stock)
2 Responsive website interface from mobile to be like icons
3 Magento 2.3 Cache Issue need to flush Periodically otherwise will not be able to add to edit product
4 Recommendation for dedicated server to migrate with good price and high efficiency
5 Home Page with high loading time takes a long time need to check Google insight:- https://pagespeed.web.dev/report?url=https%3A%2F%2Fwww.rushjo.com%2F
6 Check Sitemap on Google
7 Need some filter to work automatically like stock availability also sort price from low to high
8 Search in website shows a lot of items, how to minimize result?
9 Add a short description on products page
10 Login using Facebook, Email and phone number
11 Reset Login password using the phone number
12 UI /UX for login password green mean correct otherwise will be wrong when user write login username and password
13 Check shop by brand in main page logos if they are all working well
14 Order by Whatsapp from products page


Thank you!