My research interests lie in accelerating and optimizing systems for AI applications, particularly in large-scale, multi-region, and multi-cloud environments. I am a core contributor to SkyPilot.
SkyWalker: A Locality-Aware Cross-Region Load Balancer for LLM Inference (PDF)
Tian Xia, Ziming Mao, Jamison Kerney, Ethan J Jackson, Zhifei Li, Jiarong Xing, Scott Shenker, Ion Stoica.
EuroSys 2026.
Load Balancing; AI Serving; Multi-Region; Cloud Computing.
SkyServe: Serving AI Models across Regions and Clouds with Spot Instances (PDF)
Ziming Mao*, Tian Xia*, Zhanghao Wu, Wei-Lin Chiang, Tyler Griggs, Romil Bhardwaj, Zongheng Yang, Scott Shenker, Ion Stoica.
EuroSys 2025.
Spot Instance; AI Serving; Multi-cloud; Cloud Computing.