Damacas prototype

So, Damacas is an e-commerce multivendor portal which aims to sell products that are made and manufactured in India only, Damacas has 7 different unique features/modules in terms of technology, which has to be launched in coming 1.5 year.. So i am here to connect with a professional who can help me create a prototype screens for those features.
One more exciting offer i am putting here is in exchange of above service i would like to offer CTO position in my company and 3% equity.