Parallel API Testing Strategy for Carrier SOAP-to-REST Migrations: How European TMS Teams Can Safely Navigate FedEx June 2026 Retirement While Maintaining Operational Continuity
European TMS teams face an unprecedented challenge in 2026. FedEx SOAP Web Services will be retired on June 1, 2026, and USPS Web Tools API already shut down on Sunday, January 25, 2026. For thousands of companies still running legacy integrations, this forces a complete rebuild of carrier connectivity just
