Development and integration of the required functionality to enable American Express (AMEX) card payments, according to VExpress technical specifications.
- VExpress Integration and Payment Initiation
Development of a new order visualization interface and AMEX payment button, automatically applying the maximum number of installments configured in Fénix according to the payment terms of the document being paid. - Payment Processing and Confirmation
Implementation of the communication with VExpress and synchronous and asynchronous callback mechanisms to process payment responses, including advance payment creation, order association, automatic debit application, and payment registration and logging. - Payment Status Tracking and Updates
Development of the required interfaces to manage synchronization, receive callbacks, and provide responses to VExpress, enabling automatic payment status updates and full transaction traceability. - Monitoring, Error Handling and Production Deployment
Implementation of a scheduled process to identify and process failed payments, together with testing, adjustments, and all required activities for the production deployment of the integration.