Thanks for your suggest. Basically you can use your own VC to create a landing page and get the right links for internal pages such as: showing all mJobs, Dashboard. However, you cannot change the header. This is the default section within 1.0 version.
We’ll consider to enhance this in the context of customization if possible.
For the concern about the payment gateway, it could be the Stripe in the future. But we need to think about it for a while before making the decision within the roadmap.