American Express
Weichao Ma is an accomplished data science leader currently serving as the Director of Data Science at American Express since July 2018, where oversight of a global team of 13 data scientists focuses on enhancing marketing personalization for consumer prospect charge and lending portfolios. Previously held roles included Senior Manager and Manager of Data Science, during which significant achievements included the development of machine learning models that contributed to revenue growth, the implementation of innovative modeling techniques that reduced deployment time, and successful project leadership in personalized product offers and fraud risk management during the COVID crisis. Weichao Ma began the career as a Data Science Intern at American Express, where initial contributions in product recommendation models resulted in substantial revenue increases. Weichao Ma earned a Ph.D. in Electrical and Electronics Engineering from Arizona State University, a Master’s degree in Microelectronics from Tsinghua University, and a Bachelor’s degree in Engineering from Northwestern Polytechnical University.
American Express
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American Express is an integrated payments company. They provide credit and charge cards to consumers, small businesses, mid-sized companies, and large corporations. Additionally, they offer products and insights to aid in business success. They are one of the largest financial services corporations in the world. As a global business, they cater to various customer groups through mobile and online applications, affiliate marketing, customer referral programs, third-party serve providers, business partners, direct mail, telephone, in-house sales, and direct response advertising. Their customers consist of consumers, travelers, businesses, merchants, and partners. With each customer, American Express works to amplify the power of every transaction. Their global headquarters is based in NYC, however, they operate in over 110 countries with 55 total office locations worldwide. They estimate around 60,000 colleagues are stationed around the world. American Express primarily engages in three operating segments: Global Consumer Services Group, Global Commercial Services, and Global Merchant and Network Services. They function together through their Integrated Payments Platform. Their Integrated Payments Platform allows American Express to analyze information on Card Member spending and build analytical tools to underwrite risk, reduce fraud, and provide targeted marketing for merchants. Their card-issuing business offers a broad set of card products to a diverse consumer and commercial customer base. Their merchant-acquiring business builds and manages relationships with merchants that choose American Express cards. This includes signing new merchants to accept their cards and handling servicing for merchants. Lastly, their Card Network Business establishes and maintains relationships in 103 countries with third-party banks to extend the reach of their global network.