Yuanjing Shi

500 108th Ave NE
Bellevue, WA 98004 US

Snowflake Inc.

Software Engineer

• Built a modern, cloud-built data lake to provide instant elasticity, high availability and on-demand storage with transactional consistency and support for semi-structured data, including JSON, CSV, Parquet, ORC, etc., in the Data Lake and Storage team
• Worked in close cooperation with project managers, support engineers and other functional team members to form a team effort and deliver key features of SnowflakeDB, like Data Export and External Table, for existing and potential customers

Purdue Center for Programming Principles and Software Systems (PurPL)

Research Assistant

• Worked with Prof. Tiark Rompf on building Flare (OSDI’ 18, SIGMOD’ 18, & Spark + AI Summit 2018) - an accelerator for Apache Spark with native compilation on Scala front-end and support for distributed data processing, data pipelining and streaming
• Use Lightweight Modular Staging (LMS) framework to add distributing data processing support with Message Passing Interface (MPI) and outperform Apache Spark by up tp 10 times on standalone and computation-intensive workloads like TPC-H

Microsoft Research Lab - Asia

Summer Intern

• Designed and developed the transactional branch of GraphView, a middleware and DLL library for the Graph Gremlin API of Microsoft’s Azure CosmosDB, in collaboration with the Intelligent Cloud & Edge Group and the Azure team
• Constructed the testing framework based on YCSB & TPC-C in order to benchmark GraphView and other comparable offerings on multi-node clusters

University of Illinois at Urbana-Champaign

Advisor: Vikram Adve

The Hong Kong Polytechnic University

Advisor: Zili Shao

An Optimizing Compiler For ONNX Models On Heterogeneous Systems

Published by IDEALS - University of Illinois, 2020

Leyenda: An Adaptive, Hybrid Sorting Algorithm for Large Scale Data with Limited Memory

Published by arXiv, 2019

An Efficient LSM-tree-based SQLite-like Database Engine for Mobile Devices

Published by IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems (IEEE TCAD), 2018

SQLiteKV: An Efficient LSM-tree-based Lightweight Database Engine for Mobile Devices

Published by 23rd Asia and South Pacific Design Automation Conference (ASP-DAC), 2018