I work in many areas of the database kernel, including query optimizer, query executor, storage, distributed transaction manager, performance testing, etc. I'm passionate about building high performance databases for various workloads.

Experience

EDBSenior Staff Software Engineer

2024 — Now

PostgreSQL database development

DremioStaff Software Engineer

2024 — 2024

Santa Clara, California, United States

Worked on Query Execution with Apache Arrow.

Greenplum DatabaseCommitter

2017 — 2024

https://github.com/greenplum-db/gpdb-archive

VMwareMember of Technical Staff 4

2022 — 2024

Palo Alto, California, United States

Distributed database kernel development in general with MPP (massively parallel processing) architecture. Work covers but not limited to query parser, optimizer, dispatcher, executor, cost model, transaction management, storage management, crash recovery, wal replication, performence testing, troubleshooting, etc.

Cross team, cross geo, open-source communication

Led query performance acceleration team as anchor (lead engineer)

VMwareMember Of Technical Staff 3

2020 — 2022

Palo Alto, California, United States

Greenplum database kernel developer