The ecommerce arena is rapidly evolving. Every new trend quickly becomes a basic necessity for all ecommerce startups. So it makes sense that online retailers have increasingly high expectations of their ecommerce solution providers.
Search engine optimization, good UX design and ability to customize still hold upmost importance, but trends like m-commerce (commercial transactions conducted electronically by mobile phone) and social commerce (the use of social networks in the context of ecommerce transactions) are hot on on the radar of every ecommerce startup.