Leading the development of a more advanced data pipeline for processing & serving disputes data

Developing the cardholder disputes tool - integrating with payment networks (like Visa, Mastercard) and enabling expansion beyond the US by incorporating market-specific logic (latest being for Latin America)

Security review and remediation of code repositories as part of on-prem to cloud migration

Designed and implemented a scalable system for international user tax-data collection and verification

Improved the security of credit card payments by integrating 3DS2 authentication

Enhanced stored-credentials-transaction authorization by implementing a Visa mandated framework

Built an automated user-data privacy tool to assist compliance with the EU's GDPR and USA’s CCPA

Created a simple interface to help non-technical personnel update the website's UI without dev effort

Added up-vote/down-vote feature to the website to facilitate improvements based on user feedback

Assisted students in grad level classes with C++, Java, C programming assignments and the course material

Developed the UI and backend processing for US police’s state & national database queries

Automated the item management process to replace spreadsheet use for tracking items and implemented efficient access control with on-the-go user role creation & customization