Hello, Dear!
I'm Anton, an expert in web development.
I have read your description and I have many great experiences on it.
Especially I have pro skill of Shopify, Bigcommerce, javascript, Ajax, HTML, PHP, MySQL and etc.
I'm ready to work for you and also I can finish it within your timeframe.
I hope to discuss with you more correctly over chat.
Please contact me.
Best regards.