Our aim was to provide smallest possible minimalistic application for PrivatBank customers, who are using deposit accounts. We've created fast and robust responsive web application that cat fit any devices and provides modern secure features over the fast WebSocket channel.

Picture 1. Responsiveness across Mobiles, Pads and Desktops

Fact: SSL page load is about 380ms from AWS ELB. The uncompressed size of SPA static assests is also hyperoptmized:

$ cloc js css
Language         files   blank    comment   code
Javascript       9       246      123       1884
CSS              1       32       11        176