Hello,
I am senior web developer and have plenty of experience developed the bitcoin website.
I have the plenty of knowledge related to Cryptography such as the DES,AES,RSA..
I have plenty of knowledge of PHP, javascript, Html ,MySQL, and I have developed a lot of programs using the ReactJS, NodeJS, Laravel. I can write both the Backend and Frontend.
As i am expert in web development , and If you give this task to me, I will do the best on you.
Due to my experience in this field, I will bring you the perfect result in time with high quality. I hope we can discuss more details via a private chatting.
Best regards.