Design and Implementation of Various Payment System for Product Transaction in Mobile Application

The development of technology and information has spread to various sectors, especially the product marketing sector and product transactions. The presence of e-commerce brings new changes in the world of business production and marketing. Therefore, changes to the payment method must also follow the scheme of e-commerce, namely payments connected to the internet. The e-payment makes it easy for buyers to transact non-cash and provides convenience for buyers in terms of time and also the ease of purchasing goods because e-payment is very important for e-commerce. the Indonesian market has different characteristics and is quite unique, because in fact the use of credit cards has not been so popularly used. Transactions via ATM transfers are the most dominant payment method used followed by e-money or e-wallet payment methods. In this research, a payment system was tested on local e-commerce applications, the system was built on mobile applications and web services with the REST API, mobile applications as clients and web services as servers. The test was carried out by evaluating the performance of the payment system for thirty users in seven days, the results of this research showed that the performance of the payment system and the authentication process of payment system.