Yes, this is a common workflow to automate order fulfillment.
The general flow is:
1) Add the FBA fulfillment service to Shopify.
2) Mark your Shopify products inventory to be managed by FBA.
3) Set up the shipping rate to match Amazon's, and match product SKU's in Amazon / Shopify.
Here's a step by step guide to achieve that: https://speedboostr.com/automate-order-fulfillment-on-shopify.
Founder of
Speed Boostr (Shopify optimization experts, theme customization, custom app development).
Creator of
Shopify Analyzer (first performance analysis tool for Shopify sites, free for the Shopify community).
Creator of
Order Automator (auto tag orders and customers + auto fulfill orders + email notifications).
Creator of
Theme Scientist (A/B testing app) and
Tip Jar (add a tip button to your store).
