Hello
Greetings of the Day!!!
As per your description, you want a Developer who can solve and modify the error comes up in the app.
After going through your requirement and attached image file, I clearly got what change you want in your website. And I found myself eligible for this work, As I had done such work before also.
I am a skilled Shopify Developers working from last 8 years with many successfully delivered projects according to the client requirement.
When I develop/design any site, then I ensure you that I will be delivering the design has to be flat, fully responsive, lightweight and fast loading and user-friendly.
Give me an opportunity to show my expertise in the same. Please ping me once you will available for further discussion.
Looking forward to hearing back from you.
Regards,
Pk Virasat Solutions