Hao Zhang
Software Engineer at UC San Diego
San Diego, California, United States
Summary
🤩
Rockstar🎓
Top SchoolHao Zhang is a software engineer and researcher with six years of professional experience building scalable machine learning systems and enterprise AI. He currently splits his time between Snowflake’s AI Research team and leading the Hao AI Lab at UC San Diego, bridging industrial product work with academic research. Previously he was a postdoc at UC Berkeley where he co-founded lmsys.org and helped lead influential open-source projects such as Alpa, Vicuna, vLLM, and FastChat that shaped the modern LLM tooling ecosystem. His background spans deep systems and distributed ML from roles at Petuum and Carnegie Mellon to internships at Microsoft Research Asia, anchored by a PhD in Computer Science from CMU. Colleagues describe him as a pragmatic builder who moves quickly from prototype to production while keeping research rigor. Outside work he lives by “Work Hard. Play Harder,” signaling a culture of high output balanced with strong team morale.
6 years of coding experience
10 years of employment as a software developer
Bachelor of Engineering (B.E.), Computer Science, Bachelor of Engineering (B.E.), Computer Science at South China University of TechnologyDoctor of Philosophy (Ph.D.), Computer Science, Doctor of Philosophy (Ph.D.), Computer Science at Carnegie Mellon UniversityMaster of Science (M.S.), Computer Science, Master of Science (M.S.), Computer Science at Shanghai Jiao Tong University
Github Skills (114)
transformers10
language-model10
python10
diffusion-models10
flax10
deep-learning10
image-generation10
multimodal10
audio10
transformer10
nlp10
jax10
seq2seq10
diffusers10
text2image10
Programming languages (9)
Github contributions (5)
hao-ai-lab/FastVideo
Dec 2024 - Mar 2025
FastVideo is a lightweight framework for accelerating large video diffusion models.
Contributions:28 reviews, 75 PRs, 103 pushes in 3 months
jzhang38/Peiyuan-s-NLP-Reading-List
Jan 2022 - Feb 2022
Contributions:18 commits, 11 pushes, 1 branch in 1 month
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