If you’re overseeing a platform migration as a CTO or technical lead, this ecommerce platform migration checklist will help ensure a clean, high-performance transition to Shopify Plus.
Phase 1: Planning
Align internal stakeholders
Set measurable goals for performance, speed, and UX
Audit current integrations, apps, and workflows
Create a feature parity list
Choose your Shopify Plus theme or plan a custom build
Phase 2: Pre-Migration Tasks
Backup all product, customer, and order data
Map URLs and create a 301 redirect spreadsheet
Identify and recreate key landing pages
Set up staging and QA environments
Phase 3: Migration and Development
Migrate product catalogs, customer accounts, and historical orders
Rebuild navigation, collections, and on-site search
Reconfigure app integrations and third-party services
QA all templates across desktop and mobile
Prepare post-launch rollback procedures
Phase 4: Launch and Monitor
Monitor real-time traffic and checkout behavior
Submit new sitemaps and test for crawl errors
Run speed audits and A/B tests
Prepare support documentation and internal training
