Hello TheChefsCircle,
Yes, we can help you to modify your existing site.
Kindly share your existing site URL so that I can get a clear idea about the total scope of the job.
We have very good experience in website designing and development using Angular, Node js, WordPress, PHP, CodeIgniter, CakePHP, Laravel, MySQL, Ajax, HTML5, CSS3, Bootstrap, jQuery, JavaScript etc...
Let's discuss more details...
Regards
Esha