My Responsibilities at VISA
July’18 - Present
Manager: Mr. Dumesh Nair, Director of Software Engineering at VISA
- Responsibilities include designing, implementing and maintaining large scale distributed systems used in everyday payment transactions.
- Worked on detecting the future possibility of deadlock during parallel processing and dynamically changing the resource allocation algorithm.
- Designed and implemented Least Cost Routing(minimum possible fees paid by VISA) for debit and credit card transactions in a new sale service.
- Instrumented a simulator to simulate authorization/credit/sale API responses from various payment proessors in VISA internal development environment.