Joomla template fixes and extension modifications and development

we need helix ultimate or any free template responsive enabled and PWA enabled template setup for joomla site. Design changes to template and make site more organize .
we need modification on layouts for product pages and checkout popups
modification to jf bottom bar to make it compatible with all the template and mobile responsive
jomdirectory template issues and fixes for product pages
creating jomdirectory shipment module
creating jomdirectory tax module
creating jomdirectory membership module
modifying jomdirectory product pages
modifying jomoffers pages