Need A Guest Post Service Site

Brief: The main objective of the website is to sell Guest Post Services. In brief, When User Land on the site, he will find list of sites (Products) in various category, Now one can buy Guest Post from the listed sites, like one buy some digital product. Design Preferences: As such there is no design preferences, just want it to have a clean UI, easy navigation. I will prefer that you use wordpress. Functionality : Add Site Name (Like Some Digital Product) with some parameters url DA PA Domain Age Links Allowed Niche/ Category Guest Post Criteria (No Of Words) TAT Buying Price Selling Price Site Owner Contact Info Ahref Traffic (Can Be uploaded Via excel) Simillar Web Traffic (API Intigration might required) Ahref Data ((Can Be uploaded Via excel)) 2-3 Unknown parameters. Some of the parameters will be hidden from front end and will be displayed when someone buys some service. Product Page Frontend : We need to display some parameters that we added above on the product page in the design that I will provide. 1. Site Name (It will be hidden, only initials will be displayed like a************.com) 2. Price 3. Matrics 4. Buy Now Button 5. Unlock Button Buy Now : It will add the site to the cart, now it will display option for content addon, user can add it or can provide content from their side. Now take it to payment gateway and send the invoice after payment. If Content Addon is selected, there will be some fields required from the user like 1. Topic 2. URL 3. Anchor If not selected then there will be option to upload the content in doc file. Unlock @ $10 : When user select this option, he need to pay the site unlock fee. When paid, all the hidden information of the site will be visible to the user. Also, he will get the details on his mail. After unlocking, if the user still wants to buy the guest post service from our site. The final price of that site for that user will be Original price - Unlock price. Subscription : There will be some packages and plans for bulk buyers. Like some one want to unlock 8-10 domain then it will be beneficial for the user to buy these plans. Like $100 for 15 Domain Unlock $200 for 35 Domain Unlock Submit Your Site : There will be one option on the front end where site owner can list there site with some required parameters. We need to upadate some matrics of the listed site on monthly basis, I will get the data in excel. So there must be option to upload and bulk update the list. The site should be fully manageable like an ecom portal, so all the orders and other financial can be easily track.