01
vLLM Contributor —
A high-throughput, memory-efficient inference and serving engine for LLMs.
- Batched weight prefetching that yields a >50% per-step latency decrease and ~4% lower TTFT. PR #41474
About me
Hi, I’m Long Wu. I’m an AI Infra Developer at DataCanvas. Before that, I was a Research Intern at UC Merced, advised by Prof. Dong Li. I also once worked at Microsoft, Tencent and ByteDance.
I prefer ideas that are simple, solid and making true impact. I love building things that can solve real problems.
Recent updates
Joined DataCanvas as an AI Infra developer.
Personal homepage launched on GitHub.
Education
2026.03 — 2026.09
Research Intern
University of California, Merced · advised by Prof. Dong Li
2018.08 — 2022.06
B.Eng. in Software Engineering
School of Information and Software Engineering,
University of Electronic Science and Technology of China (UESTC)
University of Electronic Science and Technology of China (UESTC)
Work experience
Companies where I’ve worked or interned.
2026.07 — Now
High Performance Computing Engineer
DataCanvas ·
Engine and Framework Group, Infrastructure and Platform Center
Engine and Framework Group, Infrastructure and Platform Center
2024.03 — 2026.07
Software Engineer
Microsoft · MAI-A Ads Data, Microsoft AI
2021.11 — 2024.02
Software Development Engineer, Backend
Tencent · Interactive Entertainment Group (IEG)
2021.01 — 2021.06
Software Development Engineer Intern
ByteDance · Data-Monetization Technology
Open source contributions
Selected projects I’ve authored or contributed to. More on GitHubxiaobao520123.
02
SGLang Contributor —
A fast serving framework for large language models and vision language models.
- Redesigned the Weight OffloaderV2 to support CUDA Graph compilation, delivering >5× token throughputs. PR #24531
03
OpenXMLA Author —
High performance data analysis service from an OLAP Cube.
04
MiniVT Author —
A simple showcase of Intel CPU’s virtualization technology VT-x on the Windows platform.
05
openclaw-os-activity Author —
Enables OpenClaw to read and learn from user activity on the OS to deliver more personalized answers.
Research
A selection of recent work.
Honors & awards
Awards: The First Prize of National Contest at the 9th China Software Cup (2021).