Shopify Developer Needed – Review

Job Description:
We are a Houston-based meal prep company using Shopify and have already implemented a zip code–based tiered delivery pricing system (3 zones).
The bulk of the logic is already built.
We now need an experienced Shopify developer to:
Audit the current setup
Test ZIP validation logic thoroughly
Confirm correct delivery fee application per zone
Ensure ZIP + zone data is being stored properly on the order
Confirm it flows cleanly into Shopify Admin and Klaviyo
Current Structure
We have:
3 delivery zones
Predefined ZIP codes assigned to each zone
Tiered delivery pricing per zone
Front-end ZIP capture already in place
What we need is validation and refinement — not a full rebuild.
What We Need Verified
Correct pricing applies based on ZIP
ZIP codes outside zones are handled properly (blocked or flagged)
ZIP + zone are stored as structured order attributes/metafields (not buried in notes)
Data is usable for:
Filter...