Hello.
As a senior full stack web developer, I have rich experience in HTML, CSS, Javascript,and Javascript frameworks like React, Vue for frontend and PHP, CI, Laravel, Node.js/Express, Python, Flask, Django etc.
In addition, I am expertise in cryptocurrency platform with transfer, mining etc and chat system, Rest API, and various kinds of services.
So I am confident about my skill to do this project on time as you need.
Time estimation.
-Sign up customization: 3 hours.
-Online Chat 30 hours.
Please send message for further discussion.
Thanks