If Shopify traffic has plateaued for months, outsourcing SEO may help - but...

https://deansmasterjournal.hexaforgey.com/posts/what-should-i-outsource-if-my-internal-team-is-tiny

If Shopify traffic has plateaued for months, outsourcing SEO may help - but first ask what work is needed and how success will be measured. Request Search Console non-branded traffic or organic revenue as proof, not a promise of rankings.