Hello Dear,
My self Ali Ravani, i am working on odoo from version 6 to current 12, having 5.5+ years of experience.
I have done customisation in existing as well as new creation from scratch in backend and frontend(website).
Also did third party api like amazon, ebay, magento, shopware, shopify, woo-commerce, xero, pakdo, shipcloud,bigbuy,.
Please let me know if you need to know more.
Thanks and regards,
Ali.