Which engine to choose and in which direction to dig?

Question

CMS

Good afternoon! You need an engine for your own site-project. The bottom line is this: there will be several tariff plans, users, personal account. A good example is nordvpn.com, which also needs support for different languages. What can be advised, and what will be required for the implementation of all this goodness?

Answer 1

Billmanager and some code. Simplified, even integration using Shell scripts is suitable.

Answer 2

Any engine. You will need a programmer.