PrestaShop Store Products Upload & Update using FTP access

1- PRODUCTS UPLOAD. Create a command to upload some 22.000 products. Data must be extracted (from a FTP access using a script) as CSV and then uploaded to the PrestaShop site. 2- PRODUCTS UPDATE. a) Keep products updated (setting a cron accessing the wholesaler server via FTP) b) keep the storage quantity of those products up to date (setting a cron accessing the wholesaler server via FTP) Description. Once the products are loaded on the PrestaShop site, a cron command must be implemented to keep the PrestaShop site updated with the wholesaler server. - If the wholesaler delete a product, this product must be automatically deleted from the PrestaShop site - If the wholesaler add a new product, this product must be automatically uploaded to the PrestaShop site - If the wholesaler changes the quantity storage of a product, this quantity must be automatically uploaded to the PrestaShop site, if a Product on the wholesaler server is set to 0 quantity, this product must be unavailable on the PrestaShop site. If the quantity goes again over 0, the product must be again available on the PrestaShop site. Once set all this up, products update and products quantity update must be automatic, with no manual intervention. We need a great professional job performance. If you can do it great if you think you cannot do it, no worries just let us know. Are you planning to do it: 1) coding? 2) using a pre-made module? 3) using a module you will build specifically for that project? What is your best price? What is you estimated time of delivery?