NameXinyi Yu
LocationShanghai
FocusStorage, Distributed Systems, Databases, and Systems Research

Work Experience

Ant Group Research Institute, Computing Systems Lab, Asterinas OS

Research Intern
January 2026 - Present

Developing the Asterinas storage stack, including filesystem validation, VFS/ProcFS interfaces, and the ongoing Ext2 redesign.

Alibaba Cloud, PolarDB-MySQL Transaction and Storage Engine Team

Research Intern
March 2025 - January 2026

Designed and implemented an RDMA-based caching layer for OLAP and Lakehouse workloads, covering cache architecture, metadata management, and elastic memory recycling.

Datalayers

Database R&D Intern
March 2024 - August 2024 (Full-time), September 2024 - December 2024 (Part-time)

Built core components of the Datalayers query and storage engine, including the SQL execution pipeline, read path, and performance-critical write optimizations.