Build me a email web application

Requesting for expression of interested from a developer who can create web email application using this theme link below. The emails and SMPT settings is from cPanel.

http://preview.themeforest.net/item/basik-responsive-bootstrap-web-admin-template/full_screen_preview/23365964?_ga=2.56658794.1781116663.1629547636-1814745670.1625387235

Let me know the best price you can build it with.