Migrating to Shopify Plus can feel like a leap into the unknown—especially when you’re coming from an established platform. But with the right blueprint, you can switch from Magento, WooCommerce, BigCommerce, Salesforce Commerce Cloud, or PrestaShop without breaking a sweat. In this guide, we’ll walk you through everything you need to know to plan, execute, and validate your migration, so you’re live on Shopify Plus as quickly and smoothly as possible.

Why Migrate to Shopify Plus?

Enterprise-Grade Scalability

Handle thousands of orders per minute and auto-scale during flash sales or seasonal peaks.

Unified Backend

Run B2B and DTC stores, multiple storefronts or international sites from one dashboard.

Built-In Performance

Lightning-fast load times, PCI compliance, and 99.99 % uptime without server management.

Rich Ecosystem

Access to Shopify Flow, Scripts, Launchpad, and a treasure trove of vetted apps and integrations.

Migration Workflow: 5 Key Phases to have an eye on

Regardless of your source system, every migration follows these five phases:

Discovery & Planning

Audit product catalogs, customer data, custom code, and integrations. Define scope,timeline, and success metrics.

Data Migration

Export products, customers, orders, and content. Cleanse for duplicates and map fields to Shopify’s data structure.

Theme & Design Transfer

Rebuild or adapt your storefront theme in Liquid. Preserve brand look-and-feel while improving UX.

Apps & Integrations

Identify Shopify-native apps or build custom integrations for ERP, CRM, payment gateways, and shipping platforms.

Testing & Launch

Run end-to-end QA on staging: checkout flows, discount rules, fulfillment paths. Go live during low-traffic window and monitor.

Top 5 Source Platforms & Specific Tips

Migrating from Magento (Adobe Commerce)

Discovery & Audit

Inventory Your Magento Setup

  • List all store views, websites, customer groups, product attribute sets, extensions and custom modules.
  • Export a catalog report (CSV/XML) including SKUs, attribute values, tiered pricing and stock levels.

Identify Custom Business Logic

  • Catalog rules (e.g. “Buy X get Y free”)
  • Customer-group pricing or tiered discounts
  • Third-party integrations (ERP, PIM, OMS)

Data Extraction & Transformation

Use a Specialized Migration Tool

  • Cart2Cart or LitExtension for out-of-the-box support
  • Alternatively, build an ETL pipeline:
    • Pull Magento’s catalog_product_entity_* tables via Magento’s REST API
    • Normalize attributes (e.g. convert Magento’s multiselects into Shopify Metafields)

Clean & Map Data

  • Remove duplicates, inactive SKUs, test orders
  • Map Magento attribute codes to Shopify fields or Metafields
  • Consolidate multiple store-view prices into Shopify PriceLists (Plus feature)

Theme Rebuild in Liquid

Extract Design Assets

  • Gather logos, fonts, image galleries, CSS snippets

Recreate Layout with a Shopify Starter Theme

  • Choose a Shopify Plus-compatible theme (e.g. Dawn)
  • Rebuild header, footer, category pages in Liquid sections

Enhance Responsiveness

  • Leverage Shopify’s responsive image tags (srcset)
  • Test on mobile breakpoints: 320px, 375px, 414px, 768px

Re-implement Custom Logic

Promotions & Pricing

  • Migrate Magento Cart Price Rules into Shopify Scripts for volume or bundle discounts

ERP/CRM Integrations

  • Point your NetSuite or Microsoft Dynamics connector to Shopify’s REST/Webhook endpoints

Advanced Workflows

  • Build equivalent automations in Shopify Flow (e.g., Auto-tag VIPs, reorder alerts)

QA & Go-Live

Data Validation

  • Random spot checks: product weights, images, descriptions
  • Full test order: from add-to-cart through fulfillment

Redirect Strategy

  • Export Magento URLs and import 301s in Shopify’s Redirects tool

Launch Window

  • Plan switch during off-peak hours (e.g. Sunday 2:00–4:00 AM)
  • Monitor performance, error logs, and customer feedback closely

Migrating from WooCommerce

Inventory & Plugin Audit

List Active Plugins

  • Note custom post types (subscriptions, bookings), membership plugins, page-builders

Identify Custom Hooks

  • Any filters or actions added to functions.php that modify cart, checkout or email templates

Product & Customer Export

Prepare WooCommerce CSV

  • Use the built-in “Export” tool for Products and Customers
  • For advanced types (subscriptions), use REST API to fetch wp-json/wc/v3/subscriptions

Transform to Shopify Format

  • Merge variable products into a single SKU with variants
  • Map subscription frequency into a Shopify Subscription App (e.g. Recharge)

Theme & Layout Migration

Extract Page Builder Content

  • Manually copy Hero sections, custom blocks into Liquid sections

Rebuild Templates

  • Translate shortcodes into Liquid snippets
  • Use Shopify’s Section Schema for dynamic “About Us,” “FAQ” and “Testimonial” blocks

Replacing Plugin Functionality

Membership & Subscriptions

  • Switch to a Shopify Plus Subscription App or use Customer Tags + Flow automation

SEO & Redirects

  • Export WooCommerce permalinks (%postname%) and import matching 301s

Email & Marketing

  • Recreate automations in Klaviyo or Shopify Email (welcome series, abandoned cart)

Final Validation

Checkout Walkthrough

  • Test guest checkout, account checkout, subscription renewals

Mobile & Cross-Browser

  • Verify on iOS Safari, Chrome Android, Firefox Desktop

Training & Handover

  • Document admin tasks: adding products, configuring discounts, viewing reports

Migrating from BigCommerce

Data Extraction via API

Use BigCommerce’s REST API

  • Endpoints: /v3/catalog/products, /v3/customers, /v3/orders

Custom Node.js Script

  • Fetch paginated JSON
  • Transform into Shopify’s CSV schema or push directly via Shopify Admin API

Catalog & SEO Setup

Preserve SEO Metadata

  • Extract meta_title, meta_description, search_keywords
  • Map into Shopify Product SEO fields and Blog Post SEO

Redirects

  • BigCommerce URL format /product/12345/product-name/ → Shopify /products/product-name

Theme Migration

Stencil to Liquid

  • Identify common component names (e.g. product_card, nav_bar)
  • Recreate as Liquid Sections/Blocks

Copy Custom CSS/JS

  • Migrate theme asset files (.scss, .js) into Shopify’s Asset folder
  • Wrap third-party scripts in Shopify ScriptTags if needed

App & Integration Switchover

Loyalty & Reviews

  • Swap out Yotpo or Smile.io connectors for Shopify equivalents

Shipping & Tax

  • Reconfigure your carrier-calculated rates app or native Shopify Settings

Abandoned Cart & Email

  • Rebuild in Klaviyo or via Shopify’s own Flow + Email apps

Staging & Go-Live

Full Smoke Test

  • Simulate 10–15 orders with different coupon and shipping scenarios

DNS Cutover

  • Lower TTL 48 hrs prior, switch A-record from BigCommerce to Shopify IP

Live Monitoring

  • Monitor Google Analytics real-time, Shopify Health dashboard, server errors

Migrating from Salesforce Commerce Cloud (Demandware)

Catalog Flattening & Export

Extract via Business Manager API

  • Use OCAPI to pull catalogs, categories, price books, customer groups

Flatten Multi-Site Catalogs

  • Combine channel-specific catalogs into one “master” catalog
  • Use Shopify Metafields to store site-specific data (e.g., metafield.namespace.channel_pricing)

Translate Cartridge Logic

Pricing & Promotions

  • Map Demandware Promotions (pipelines) into Shopify Scripts or Flow workflows

Custom Checkout Hooks

  • Reimplement any before-forms or after-service scripts via Shopify Script Editor

Theme & Front-end Repointing

If Headless

  • Keep your React/Vue front end, swap out Demandware storefront calls for Shopify Storefront API

If Full Rebuild

  • Convert ISML templates to Liquid sections
  • Apply responsive best practices and ARIA roles for accessibility

Integrations & Data Sync

OMS & ERP

  • Rewire your Order Management connector to Shopify Webhooks (orders/create, orders/fulfilled)

Customer Data Platform

  • Sync Profile and Order history via private apps or Fivetran pipelines

Rigorous QA & Pilot Launch

Parallel Run

  • Keep Commerce Cloud live while you run a small set of orders through Shopify (e.g., 5 %)

UAT with Key Stakeholders

  • Have merchandisers, fulfilment, customer support test every workflow

Full Switch & Post-Go-Live Support

  • Dedicated hypercare window (48 hrs), rollback plan in place

Migrating from PrestaShop

Data Export & Variant Handling

Use PrestaShop Webservice

  • Pull products, combinations, customers, orders as XML or JSON

Build a Transformer Script

  • Convert nested combinations into Shopify variant arrays
  • Normalize attributes (e.g. size, color) into Shopify Options

Theme Redevelopment

Smarty to Liquid

  • Copy raw HTML/CSS from Presta templates
  • Replace {foreach} loops with {% for %} and {% if %} logic

Leverage Sections

  • Convert Presta’s static layout to dynamic sections (slideshow, featured-collection)

Module Replacement

SEO & Redirects

  • Export Presta’s Friendly URLs, import into Shopify Redirects

Payment & Shipping

  • Map Presta modules (e.g. PayPal, Stripe, DHL) to Shopify’s native or third-party apps

Marketing Tools

  • Replace Presta’s MailChimp module with Klaviyo or Shopify Email

Testing & Training

Product Spot Checks

  • Confirm attribute values, prices, stock levels on key SKUs

Checkout & Payment Flow

  • Test local payment methods (SEPA, iDEAL, Klarna, etc.)

Staff Ramp-Up

  • Create an internal Wiki on how to manage products, orders, discounts in Shopify Plus

Post-Migration Checklist

After finishing you should check the following points carefully

  • 301 Redirects configured for all legacy URLs
  • Analytics & Tracking (GA4, Facebook Pixel, GTM) validated
  • Payment & Shipping Rates tested under real-world scenarios
  • Email Notifications (order, fulfillment) reviewed for branding
  • Staff Training on the new admin interface and workflows

FAQ

How long does a typical migration take?

A standard migration from WooCommerce or BigCommerce can take 4–6 weeks. Morecomplex systems like Magento or SFCC often require 8–12 weeks, depending on custom logic and integrations.

Will I lose SEO equity?

Not if you implement a full set of 301 redirects and preserve meta titles/descriptions. Shopify Plus also lets you customize URL structures and add rich snippets.

Can I run my old store in parallel?

Yes. We recommend keeping your legacy platform live in read-only mode for order history, while you build and QA your Shopify Plus site in staging.

What happens to apps and custom code?

Some legacy extensions will need replacement by Shopify apps. Custom business logic is re-implemented via Shopify Scripts, Flow, or private apps.