Hubert Graja is a seasoned professional in telecommunication and software architecture, currently serving as Global Platform Architect for Open Banking at Mastercard since July 2012. Hubert's expertise includes directing major system architectural redesigns, increasing system capacity through core API refactoring for Fraud Detection Platforms, and enhancing the efficiency of Payment Authentication engines. Previously, Hubert held software engineering positions at IBM and AVAYA, where significant contributions included introducing performance metrics and diagnosing product performance bottlenecks. With a strong academic background, Hubert earned a PhD in Telecommunication from University College Dublin, following earlier studies at Dublin City University and Poznan University of Technology, along with exchange programs in Germany and Ireland.
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