Jeff Bezos, Founder of Amazon once said: “If you do build a great experience, customers tell each other about that. Word of mouth is very powerful.”- For the last 20 years, with the take over of the internet, commerce has completely evolved. Did you know that there are more than 2 billion global digital buyers? That's 25% of the global population. More and more consumers are turning to online shopping and more than ever, positive online user experience means more business and profits. In this article we will discuss in detail UX design for eCommerce and a few ways to improve and measure its performance.