Qizhen Weng
AI Infra Team Lead & Research Scientist at The Institute of Artificial Intelligence, China Telecom (TeleAI)
Shanghai, Shanghai, China
Summary
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Rockstar🎓
Top SchoolQizhen Weng is an AI infrastructure leader and research scientist with nine years’ experience building and optimizing GPU-backed ML systems for large-scale training, inference, and fine-tuning. He leads the AI Infra team at China Telecom’s TeleAI after research roles at Shanghai AI Lab and a multi-year internship at Alibaba where his scheduler and cluster-defragmentation work informed ATC and NSDI publications and publicly released cluster traces. With a PhD from HKUST, he specializes in GPU cluster management, Kubernetes-based elastic scheduling, and GPU multiplexing to boost utilization across heterogeneous workloads like LLMs, MLLMs, and DiT. He mentors PhD candidates while shipping production-focused research—an uncommon blend of academic rigor and operational impact. His projects and full publications are archived on his technical site, reflecting a consistent pattern of turning ML systems research into deployable tooling. Based in Shanghai, he combines systems-level depth with practical experience accelerating large-model training and serving at industry scale.
9 years of coding experience
2 years of employment as a software developer
Bachelor of Engineering - BE Information Security, Bachelor of Engineering - BE Information Security at Shanghai Jiao Tong UniversityVisiting Student Big Data, Visiting Student Big Data at University of California, BerkeleyHong Kong University of Science and Technology (HKUST)
Stackoverflow
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0reached
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Github Skills (87)
simulator10
foundation-models10
artifact10
python9
distributed-computing9
gpu9
deep-learning9
resource-management9
capacity9
machine-learning9
fragmentation9
inference9
bin-packing9
reminder9
planning9
Programming languages (9)
Github contributions (5)
qzweng/qzweng.github.io
Jun 2020 - Jan 2024
Github Pages template for academic personal websites, forked from mmistakes/minimal-mistakes
Contributions:52 pushes, 2 branches in 3 years 7 months
templategithub-pages-templatemmistakesmistakesjekyll
qzweng/open-simulator
Dec 2021 - Oct 2022
K8s cluster simulator for capacity planning
Contributions:12 PRs, 162 pushes, 15 branches in 10 months
k8s-clustercapacitysimulatorcapacity-planningkubernetes
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