Hello, lawalisco.
I am very interested in your project.
I can do your job.
1. To integrate payza,perfectmoney,bitpay and coinpayment to the script. 50$
2. 2. Add User referral system to the script. This should allow users to refer their friends for a reward to be determined by admin. 20$
3. A feature that will permit admin to give sign up bonus in virtual game money. 10$
Best Regards.