Chen L
Senior Software Engineer at Meta
Mountain View, California, United States
Summary
👤
Senior🎓
Top SchoolChen L is a Senior Software Engineer with 11 years of experience, currently building agent orchestration at Meta's Superintelligence Lab in Mountain View. He blends deep systems expertise—shaped by a Master's in Scalable Systems from Carnegie Mellon—with hands-on backend work on high-performance tooling such as Redex, where he contributed Dex v37 parsing and peephole optimizations for Android bytecode. His background includes internships at Google, Bloomberg, and Facebook and a track record of shipping performance-sensitive fixes and refactors in large-scale codebases. Comfortable across research-facing AI infrastructure and production systems, he brings a pragmatic focus on runtime efficiency and maintainable engineering.
11 years of coding experience
4 years of employment as a software developer
University of California, San DiegoThe University of Hong Kong (HKU)Master's degree Masters of Software Engineering in the study of Scalable Systems, Master's degree Masters of Software Engineering in the study of Scalable Systems at Carnegie Mellon UniversityStanford Summer Session Computer Science, Stanford Summer Session Computer Science at Stanford University
Github Skills (9)
compiler-optimization10
javas10
code-optimization10
c-language10
cprogramming-language10
bytecode10
java10
optimization10
android9
Programming languages (6)
Github contributions (5)
facebook/redex
Mar 2019 - Apr 2019
A bytecode optimizer for Android apps
Role in this project:
Back-end Developer
Back-end DeveloperContributions:6 commits in 1 month
Contributions summary:Chen primarily contributed to the optimization and enhancement of the Redex bytecode optimizer. They implemented support for parsing Dex version 37 APKs, including modifications to the DexLoader and DexOutput classes. Further contributions involved refactoring and improving the peephole optimization pass, replacing multiplication and division operations with shifts for performance gains. Additionally, they addressed a bug related to the dex magic value and removed obsolete code.
android-appsandroidbytecodekotlinoptimizer
lic9/presto
Jan 2021 - Mar 2022
The official home of the Presto distributed SQL query engine for big data
Contributions:6 pushes in 1 year 2 months
queryhivebigdataquery-enginesql
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