Skilled in card payments (POS and E-Commerce) with a deep understanding of credit card operating rules (issuing and acquiring business). Expert in design test scripts and its validation using VBA Excel and Python to access data stored in SQL databases (PostgreSQL, MySQL, and MS-Access), SAP Business Object, Splunk, or multi-format files (CSVs, HTML, XML, and JSON). Data Analyst (statistics and predictive analysis), adept in data visualization using Tableau or Python.
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