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 with 9 years of experience building production ML systems and generative AI at scale, currently architecting LLM-powered AI agents at HubSpot to automate content, sales, and customer workflows. He previously led development of CVS Health’s first enterprise ML platform and a centralized model registry that accelerated deployment and governance across dozens of teams and hundreds of models. His background blends a PhD in cognitive science and VR-based behavioral modeling with practical ML engineering—early research produced an open-source collision-avoidance simulator with sub-0.2m trajectory error. Comfortable moving models from pre-training and fine-tuning into RAG-backed production pipelines, he also mentors teams to raise engineering rigor and speed. Based in Andover, MA, Jiuyang combines academic rigor with enterprise delivery, often surfacing human-centered insights from cognitive modeling to improve ML-driven product experiences.
9 years of coding experience
3 years of employment as a software developer
Master of Science - MS Computer Science, Master of Science - MS Computer 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
pytorch2
inpainting2
transformer2
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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