Abstract—World is change to digital age and people life style have changed too. Online purchases also change with the changing technology as well. Now, people can shop all time and every place with their devices such as laptop, personal computer, mobile phone, tablet and another devices which can access internet. So, e-commerce website is very important to communicate between online customer and seller because of it is a key for successful in business. This paper aim to study of e-commerce web application design which using usability design principle and responsive design by developing e-commerce web application which 3 main features consist of online catalog, shopping cart and payment method which help customer to access e-commerce web application easily. Furthermore, the result of this article assist website designer and developer to consider their design that supported various customer devices.

Index Terms—Usability, web design, responsive, e-commerce, website.

The authors are with College of Creative Design and Entertainment Technology, Dhurakij Pundit University, Bangkok, Thailand (email: lalita.san@dpu.ac.th).

Cite: Lalita Santiworarak, Worasit Choochaiwattana, "A Case Study of Usability Design Principle in Responsive e-Commerce Web Application," International Journal of e-Education, e-Business, e-Management and e-Learning vol. 8, no. 3, pp. 139-144, 2018.