Optimization of Shopify store

Looking for Shopify Develop who can help with website optimisation to improve CRO and the user experience on my existing website.

Tasks will include:

Theme Customisation
Loading Speed Optimisation
Optimise Graphics and images
Improve User Journey
Remove errors
Fix bugs
Desktop & Mobile Optimisation

You must be able to work independently. This is a full-time position for the long term and is a great opportunity.