I'd be happy to talk through some of the pros and cons of moving your site over to Shopify. You'll want to do your research in deciding what theme to use and the extent to which you'd like outside help as Shopify is very user friendly.
Upgrading your site is a very exciting thing and you should approach it with the mindset of setting yourself up for future success. There's really nothing you can't do with the platform and taking the time now to lay the ground work for what you need from your site in a 1-5 years will pay dividends in the long run.
Drop me a line at email@example.com if you'd like to discuss more.
If you are still accepting the entries then kindly please also allow me, I can help you to move your website without losing any backlinks or rank or traffic. We have a strong expertise to move the big websites as well google top rank websites to different platforms without losing anything. For more details, Kindly please email me at firstname.lastname@example.org or skype me at creative.mirza21
Honestly speaking Some of your SEO will 100% effect if you transfer your website to Shopify or any other CMS or Framework.
1. Can you please share your existing website URL?
2. What issue you are facing with your existing website?
3. How long you are previously gone for SEO?