Hello avanthi1,
Yes I can help you on this project to rebuild your website.
Now let me know what is the url of the existing website also please share your requirements in details so that I can get a clear idea about the total scope of the job.
I have very good experience in website designing and development using WordPress, PHP, CodeIgniter, MySQL, Ajax, HTML5, CSS3, bootstrap, jQuery, JavaScript etc..
Lets discuss more details..
Regards
Esha