Senior Machine Learning Engineer, Global Payments Risk Control

Founded in 2012, ByteDance's mission is to inspire creativity and enrich life. With a suite of more than a dozen products, including TikTok, Helo, and Resso, as well as platforms specific to the China market, including Toutiao, Douyin, and Xigua, ByteDance has made it easier and more fun for people to connect with, consume, and create content. Why Join Us Creation is the core of ByteDance's purpose. Our products are built to help imaginations thrive. This is doubly true of the teams that make our innovations possible. Together, we inspire creativity and enrich life - a mission we aim towards achieving every day. To us, every challenge, no matter how ambiguous, is an opportunity; to learn, to innovate, and to grow as one team. Status quo? Never. Courage? Always. At ByteDance, we create together and grow together. That's how we drive impact - for ourselves, our company, and the users we serve. Join us. The Global Payments team provides professional payment solutions with the smooth functioning of payment channels to all global businesses of ByteDance to support the expansion and growth of ByteDance's global businesses. The Data Intelligence risk control team in global payment team is responsible to optimize payment services in a data-driven approach with Data Engineering, Data Science, and Machine Learning efforts. Mainly focus on optimizing key payment risk metrics including but not limited to fraud rate, chargeback rate, compliance rate, etc, through data intelligence approach, to provide high-end customer values. Responsibilities: 1. Build Machine Learning models to respond to and mitigate risks in Global Payments products 2. Improve modeling infrastructures, labels, features, and algorithms towards robustness, automation, and generalization, reduce modeling and operational load on risk adversaries and new product/risk ramping-ups 3. Up-level risk machine learning excellence on privacy/compliance, interoperability, risk perception, and analysis