need to build a public chat with file sharing

Hello I am a full stack developer for over 5 years on the freelancer.com. I have read your description in more detail and have much interest in your project. I have many experiences what I have ever done before similar to your project. I think that I can finish your work perfectly as you need. If you need to discuss with me for any kind of suggestions or information, please knock me anytime. I am looking forward to hearing from you very soon. Thank you.

Yes we have ready made script for chatting. How much time do you have and on which platform your website there. Please let me know if you need any further information on chat