Senior QA Manager- POS Terminal, Nenagh

12+ years POS terminal, PAX, terminals, Gira card certification, etc. Testing the payment flows on the payment application end to end. Expert in POS (PAX Terminals) and L3 certification /Gira Card certification. Must Have Tested Transaction Types

Contactless Sale Contact Sale Sale with DCC Sale with Tip MOTO Sale Cash back Void/Cancel Last Void/Cancel from transaction list Void/Cancel with Card Linked Refund Unlinked/Naked Refund Partial Refund Pre Authorisation Pre Auth Update Pre Auth Completion The Following Schemes Are To Be Covered

Visa Mastercard Giracard AMEX Diners Responsibilities

Experience in Cards&Payments domain with a strong focus on POS-based transaction Testing, including chip, magnetic stripe, contactless, and fallback flows using ISO 8583 standards. Performed end-to-end POS transaction testing including Sale, Refund, Void, Cashback, and Tip Adjustment. Tested both retail (inventory-linked) and non-retail (standalone) POS terminal payment scenarios.Validated chip, magnetic stripe, and contactless (NFC) card transactions on POS devices. Verified EMV, PIN entry, CVV, transaction timeout, and fallback scenarios across POS terminals. Conducted terminal configuration and boarding including TID/MID setup, parameter download, firmware updates. Performed acquiring host certification for Visa, MasterCard, RuPay, Amex, and Diners for POS transactions.Validated ISO 8583 messages for authorization, reversal, refund, and settlement through acquirer switch. Tested routing logic, BIN configurations, and fallback to alternate host in switch environment. Verified POS transaction logs for successful and failed transactions during UAT and certification.Conducted POS settlement testing including EOD batch, settlement file validation, and reconciliation. Performed exception handling tests for duplicate, failed, and partial settlement scenarios. Supported production deployment and validation of POS devices and features across merchant locations. Executed POS device testing across various models including Verifone, Ingenico, and PaxA910 terminals.Tested value-added services on POS such as loyalty points, discounts, DCC, cashback, and EMI options. Verified contactless and QR-code (API Testing-Postman) based transaction flows as per scheme requirements. Coordinated with card schemes and host teams for certification, test card usage, and result validation.

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