Shopify and EDM experienced marketer - immediate start

I need someone to help me currently on hourly basis but potential to go part time when business increases. the business is an online organic baby clothing business. I'm after a person who can do the following for me:
- maintain Shopify site (upload products, photos, giving ideas what needs to be done to get traffic onto site, etc)
- write and manage EDMs using Mailchimp
- write SEO descriptions for new products
- Facebook ads
- Google ads

Looking for someone with online retail experience - please let me know if you have worked with this industry and for how long.