Expert developer who have 7years +

Multiple payment gateway integrations on multiple platforms I'm looking for a professional developer who can integrate multiple gateways gateways and cryptocurrency wallet on our banking platform, ecommerce platform, two different cryptocurrency exchange platforms, email campaign platform, social media platform, video streaming platform, two project management platforms and video conference call platform. All will be implemented on the (Website, Android & iOS). The payment gateways/wallets will be as follows: 1) Stripe 2) PayPal 3) AFCASH cryptocurrency Wallet 4) [login to view URL] Master card & visa card 5) PayGate Master card & visa card 6) Virtual Account Number Integrations for bank Deposits and Withdrawals 7) 2Checkout 8. Paystack 9) MTN Mobile Money 10. And you will integrate Mobile TopUp and Internet Data Bundle on the banking, ecommerce and social media and email marketing platforms only. I will provide all required APIs. If you are experienced in payment gateway integration, please bid otherwise don't waste my time or try to mess up my platforms. Excellent good knowledge of PHP, C++, Node.js, Ruby on Rails, React.js, Angular, Javascript, Java, WordPress, Bitcoin, Ethereum, Bitshares and general blockchain will be required. You will take care of both frontend design and development and backend development. Finally, you will implement dynamic currency exchange that provides exchange conversion rates in real-time on our banking system landing page. Note: some of the payment gateways have been integrated already. So you will integrate any missing ones on the platforms.