Jiuyang Bai
Senior Machine Learning Engineer at HubSpot
Andover, Massachusetts, United States
Summary
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Senior🎓
Top SchoolJiuyang Bai is a Senior Machine Learning Engineer at HubSpot, where he designs AI agent models and generative AI workflows powering Breeze Agents across the CRM platform, leveraging pre-training, fine-tuning, and retrieval-augmented generation to personalize customer experiences. With eight years of industry experience and a PhD student position in Cognitive Science at Brown University, he bridges rigorous research with production-scale ML pipelines and mentoring; at CVS Health he helped deliver an enterprise ML platform supporting 20+ teams and a centralized model registry to accelerate development and improve governance. Previously at Meta and Facebook, he optimized pipelines and built recommender systems that boosted engagement and efficiency. He has contributed to open-source projects like collision-avoidance2 for pedestrian trajectory prediction, demonstrating his ability to turn academic models into practical software. Based in Andover, MA, he blends cognitive science, psychology, and computer science to design human-centered AI systems and scalable ML infrastructure. He also mentors junior engineers and helps foster a collaborative, high-performing AI team culture.
9 years of coding experience
3 years of employment as a software developer
Doctor of Philosophy - PhD, Cognitive Science, Doctor of Philosophy - PhD, Cognitive Science at Brown UniversityBachelor of Science - BS, Applied Psychology, Bachelor of Science - BS, Applied Psychology at Zhengzhou UniversityMaster of Science - MS, Cognitive Psychology, Master of Science - MS, Cognitive Psychology at Illinois State University
Github Skills (8)
encoding4
optimization4
siggraph4
computer-graphics3
masking3
transformer2
inpainting2
pytorch2
Programming languages (1)
Github contributions (5)
baijiuyang/collision-avoidance2
Oct 2020 - Dec 2022
Contributions:130 pushes, 1 branch in 2 years 3 months
baijiuyang/collision-avoidance
Feb 2020 - Nov 2020
Contributions:21 commits, 25 pushes, 1 branch in 8 months
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