Hey,
All your requirements are clear to me, I can work on all following points.
-I can create add SSL certificate
-I can Create functionality of new manual indexes for categories
-I can create functionality to Edit content throughout the website.
I have 5+ years of vast experience in Joomla, PHP, MySQL, CSS based Web Designing and Development including CMS coding conventions and configurations, BootStrap-PayPal-Stripe-WesternUnion API's, SSL integration. Android & iOS app designing and development, Laravel,CodeIgniter, Joomla, Shopify, Wordpress, woocommerce, DevOps tools such as Ansible, Jenkins and GitlabCI and Responsive Web Designs and Frameworks etc. Also have a good eye for UI/UX, designing and fully responsive Web Designs and Frameworks etc.
May I request you to please share a link of your existing website?
As I am having some technical questions on this so let me know when you get time to discuss this and clear the doubts.
Looking forward to hearing from your side.
Thanks,
Arun