Connect my opencart sites products to different sales channels

PLEASE NOTE ONGOING PROJECT: REQUIRE A BID THAT IS A WEEKLY MANAGEMENT FEE STEP1 IS TO SET UP ALL THE CONNECTORS STEP 2 IS TO MANAGE THE CONNECTORS AND STORES I have built an ecommerce website using opencart as the platform I currently have 70,000 items on the site and its growing with items everyday . The site is [login to view URL] I am using a scraper that uploads the items from my source site to my website and it updates the items availability daily. I require an agent that can set up a connector to upload automatically all my items to different sales channels Those channels are as follows Amazon USA,AU,UK plus international Ebay International,Rakuten,Bonanza,Wish,Etsy,walmart As well require my products to be connected to comparison sites being Google shopping,[login to view URL],bing,shopzilla Social media shopping being on instragram shopping,facebook shopping,pinterest Once these connectors are set up and all the products are uploaded then Ill require the agent to manage the connector on a weekly basis to ensure that items are updating accordingly to all these sales channels and that all the shops are operating with my website accordingly. Please note this is a not a manual uploading procedure and I expect you to study the different connectors that are available for all these sales channels You will also need to ensure that the scraper is working as it should and will be your responsibility to ensure that it is working properly at all times I believe an extension will need to be added to my site to ensure all items have a unique item number that is compatible with amazon Im also happy to take advice from a experienced agent on this topic as to how best tackle this project I think ill require an experienced opencart agent for this project to be successful This will be an ongoing task so a weekly fee is what I am looking for