XIAO CHEN
Seattle,WA
Summary
Experienced software engineer with an impressive background of working on large scaled systems
Overview
11
11
years of professional experience
Work History
Platform Services - Staff SWE
Coupang
Seattle, WA
10.2022 - Current
- Took ownership of monitoring of Coupang messaging services
- Multiple projects to increase delivery rate and reduce fail/drop rate of messages.
Ads Integrity - SWE Tech Lead
Instacart
Seattle, WA
07.2021 - 10.2022
- Built integrity review system for Instacart Ads
- Led the team to support new ads formats, surfaces and violation of ads
- Working on ML integration to automate review process
Ads Panel Builder - SWE
Google
Seattle, WA
02.2020 - 07.2021
- Led migration/launch of panelist/household support from Titan to new panel management application.
- Mentored a junior engineer wrapping up with the migration.
- Redesigned Blueprints configuration to set up tech debt auto detection and tracking for three sub teams. Presented to sub teams in a design review, worked with TLs to understand the impact and responsibility going forward.
- Implemented frontend of Smart Device in Kragle.
Video Integrity - SWE
Facebook
Seattle, WA
12.2017 - 02.2020
- Researched with data scientist on identical videos in SRT. Proposed and led auto enforcement on identical/similar contents.
- Built detection part of Tartarus system which apply MLs to detect different video violation including mature content, disgusting videos, etc.
- Partnered with scientists from video understanding team on multiple violation categories, integrated the interface and pipelines for ML.
- Consolidated video human review process in SRT tool, improving the quality, accuracy and efficiency.
Attribution - SWE
Facebook
Seattle, WA
01.2017 - 12.2017
- Collaborated with Signals team to integrate custom conversion to our system. I had strong ownership of data ingestion and backend date model design.
- Consolidated LoB setup process in API level for advertisers in new Measurement Hub.
Ads Measurement - SWE
Facebook
Seattle, WA
06.2015 - 01.2017
- Implemented memcache to optimize DB traffic, with this I was chosen by Ads Measurement Org to be outstanding engineer of the half for saving 20% read DB traffic on Single-Tag Tracking.
- Mentored an intern on building our single tag ingestion line.
- Built the system with the team that tracks ads performance on external platform, optimized data flow from external system to our system.
- Implemented email automation Two-Fac Authentication for Atlas.
Education
Master of Science - Electrical and Computer Engineering
University of Massachusetts, Amherst
Amherst, MA2015
Bachelor of Science - Electrical and Computer Engineering
HuaZhong University of Science and Technology
Wuhan2013
Skills
Java, Go, PHP, Python, Javascript, Typescript
Timeline
Platform Services - Staff SWE
Coupang
10.2022 - Current
Ads Integrity - SWE Tech Lead
Instacart
07.2021 - 10.2022
Ads Panel Builder - SWE
Google
02.2020 - 07.2021
Video Integrity - SWE
Facebook
12.2017 - 02.2020
Attribution - SWE
Facebook
01.2017 - 12.2017
Ads Measurement - SWE
Facebook
06.2015 - 01.2017
Master of Science - Electrical and Computer Engineering
University of Massachusetts, Amherst
Bachelor of Science - Electrical and Computer Engineering
HuaZhong University of Science and Technology