Hi, Greetings for the day.
Just read your requirement to make your webpage responsive and fix the js errors.
I have good experience in website designing and development. I am using these cms from the last 4 years Wordpress, Shopify, Joomla, SquareSpace, Wix. I am also good in custom coding Php, Html/Css.
Please invite me on chat so we can discuss it further.
Thanks