APLIKASI E-COMMERCE UNTUK KACAMATA BERBASIS MOBILE MENGGUNAKAN FLUTTER DENGAN MENERAPKAN METODE WATERFALL

The ease of obtaining information has been a very important advancement
for human civilization. Nowadays, online media has become a popular tool for
buying and selling, allowing businesses to reach potential buyers around the world.
This will be a problem for company owners who cannot adapt to this. Optik Satria
Jaya, currently does not utilize online sales for its business. Therefore, Optik Satria
Jaya requires changes to survive in this increasingly fierce business competition,
namely by expanding sales methods through online media. This research aims to
develop a mobile-based eyewear sales application system using the Waterfall
method. This application will be designed for mobile devices such as Android and
iOS, with the help of the Flutter framework and firebase. Flutter is a framework
created by Google and can run on various platforms. Firebase is used as the
system's backend service due to its ease of implementation. With the implementation
of this application, it makes it easier for customers to buy glasses while helping to
increase the sales turnover of glasses. The trials that have been carried out provide
quite good results.