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2025
DEK Re-encryption and PCI Compliance Testing
Created and executed advanced test concepts for DEK re-encryption and PCI compliance for authorization systems supporting 30+ million cards; responsible for load and performance testing of next-generation banking software.
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2023
Senior Consultant, Visa Consulting Services (Middle East)
Supported Visa’s strategic initiatives for payment solutions, project management, and regulatory adaptation in Middle Eastern markets; focused on digital wallet integration and compliance improvements.
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2017–Present
Apple Pay Sparkassen Card QA/Test Lead
Led system integration and user acceptance testing for Sparkassen debit and credit cards on Apple Pay for over 400 banks in Germany; managed comprehensive test sets, certifications, and international defect resolution with partners including Apple, Visa, and Mastercard.
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2016–2018
European-wide Credit Card Quality Program & Mystery Shopping
Developed and implemented Mastercard Europe’s quality and mystery shopper evaluation systems for acceptance; authored best practice guides and trained acquirers and merchants throughout the region.
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2016–2018
Cost Reduction Program for Major German Direct Bank
Consulted for Germany’s largest direct bank, achieving €21M (30%) cost savings through detailed business process mapping, prioritization, and implementation of process improvements.