# Jun Li

> Software Engineer at Snowflake

Location: Bellevue, Washington, United States
Profile: https://flows.cv/junli

## Work Experience
### Software Engineer @ Snowflake
Jan 2022 – Present
Database/OLAP internals
• Plan rewriting, RBO and CBO mostly for TPC-DS.
• Runtime filter optimization.
• Table scan and insert.

### Contributor @ Databend
Jan 2021 – Jan 2022
In my role as a Contributor at Databend, I focused on enhancing the query engine by implementing features like bloom-filter and range filter for data-skipping. Additionally, I optimized query performance through top-n pushdown and added support for Interval data type, contributing to the overall efficiency of the system.

### Senior Software Engineer @ Convoy Inc
Jan 2021 – Jan 2022
Responsible for experimentation(A/B testing) service; built the development environment and data syncing between different environments;

### Senior Software Engineer @ Microsoft
Jan 2018 – Jan 2021 | Greater Seattle Area
Live Video Analyzer. Responsible for video data pipeline, ingestion to sinking, and media data generation in real-time, like images, mp4, and other AI powered meta-data (object bounding box etc). 

Keyword: Media Ingestion, RTSP/RTP, RTMP, HLS, Dash, WebRTC;

Video Indexer service for auto-generate transaction; was responsible for the data-pipeline, processing media file, generate transcript and re-embed back to the media content.

### Software Engineer II @ Microsoft
Jan 2015 – Jan 2018
Microsoft Stream; core front-end developer, developed SSO, OEmbed service and multiple pages; we built the web site from scratch up.

### Software Engineer @ Amazon
Jan 2014 – Jan 2015 | Greater Seattle Area
Shopping Cart

### Software Engineer @ Displays2go
Jan 2013 – Jan 2014 | Massachusetts, United States

### Teaching Assistant @ Northeastern University
Jan 2011 – Jan 2012


## Education
### Master's degree in Computer Engineering
Northeastern University
Jan 2010 – Jan 2012

### Bachelor's degree in Electrical and Electronics Engineering
Nanjing University
Jan 2005 – Jan 2009


## Contact & Social
- LinkedIn: https://linkedin.com/in/junli1026
- Website: https://junli1026.github.io

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Source: https://flows.cv/junli
JSON Resume: https://flows.cv/junli/resume.json
Last updated: 2026-03-22