Hi, there.
Here is an expert blockchain/cryptocurrency/trading developer who has 6 years of experience.
I have implemented many p2p exchanges and trading indicators, strategies against the exchanges such as bybit, deribit, bitmex, binance, binance future.
Also, as an experienced JavaScript developer, I am very comfortable with Node.js, React.js, Angular.js and mysql also.
Depending on my experience, I am pretty sure I can implement your GUI-based web application perfect.
Please feel free to discuss the details via private chat.
Regards. Marko.