Sr. Data Scientist US A2A Payments & Open Banking

As a Sr. Data Scientist, you will report to the Sr. Director of Data Science & Machine Learning and partner with risk, engineering and product to provide cutting-edge decision science to A2A payment risk. The right candidate will possess strong data science and machine learning background, with demonstrated experience in building, training, implementing and optimizing advanced ML models for payments.The successful candidate will have experience in risk management for payments, preferably in open banking, and a solid understanding of both fraud and credit risk. They will be able to partner with product and engineering teams to scope solutions to deliver real time transaction decisioning. This role represents an exciting opportunity to make key contributions to a strategic offering for Visa. The candidate will be a self-starter comfortable with ambiguity, with strong attention to detail, and excellent collaboration skills.ResponsibilitiesBe an out-of-the-box thinker who is passionate about brainstorming innovative ways to use data to manage risk in open bankingUse predictive modeling and mine data from company databases and/or open banking sources to decrease payment losses while optimizing the consumer and merchant experienceAssess the effectiveness and accuracy of new data sources and data gathering techniques both from external data and across the Visa networkExtract and understand data to improve the understanding of risk and develop visualizations to make your complex analyses accessible to a broad audienceDeep understanding of fraud patterns and how to systematically detect and stop fraudstersDevelop processes and tools to monitor and analyze model performance and data accuracy including control groups, decline inference techniques, and run time optimizationPartner with product and engineering to identify improvements that will reduce the loss exposure or improve the customer experience of A2A PaymentsSupport sales and account management in a consultative manner on optimizing and communicating the risk strategies for individual merchantsBuild strong relationships with key stakeholders at the working level to execute with excellence and align closely with Visa’s risk teamThis is a hybrid position. Expectation of days in office will be confirmed by your hiring manager.