Dear Sir/Madam:
I am interested in your work post, I am a software developer specialized in business systems since 90s.
I offer you given the fact you state, to do it in Joomla 3+Virtuemart for e-commerce, Shopyfy and Wix development. It is simpler than other CMS round there, it has extensions for everything out there, open source and a well tested base system.
Easily to upgrade, modify, dashboard ready, I just need to make your site, and let me offer another task for free, like mail and server install.
Ready for Mobile as well as PC and tablets.
Attached can you see my working procedure guidelines as well as technology/fields I am working with.
Design: I am bilingual English and Spanish writer and translator as well as Idea art and Minimalist Art digital painter/photograph, in order to get the best, I could help on it for free if necessary.
Also, I want to say that I am to work in exclusive for you up to finish the system.
Thank you for reading my proposal.
Sincerely yours.