Eric Li is a versatile software engineer and former YC W20 founder with 11 years of experience spanning AI, trading, and compiler systems. Currently a Member of Technical Staff at xAI after short stints as a founding engineer and quantitative trader, he blends low-latency quantitative thinking with deep compiler and language expertise from roles at Observe and Google. His open-source contributions include significant work on GoogleCloudPlatform/gcsfuse—adding robust on-disk caching and recovery—which reflects a knack for dependable systems engineering at scale. A Waterloo CS+Math alum, he pivots easily between pretraining infrastructure, IR/type-inference work, and production backend services, and brings the product instincts of a founder to engineering challenges. Notably, his background as a trader and compiler enthusiast gives him a unique edge in building performant, correctness-minded ML infrastructure.
11 years of coding experience
4 years of employment as a software developer
YC W20, YC W20 at Y Combinator
International Baccalaureate Program, International Baccalaureate Program at Victoria Park Collegiate Institute
BMath Computer Science, BMath Computer Science at University of Waterloo
A user-space file system for interacting with Google Cloud Storage
Role in this project:
Back-end Developer
Contributions:23 reviews, 30 commits, 30 PRs in 2 months
Contributions summary:Eric primarily contributed to the gcsfuse project by implementing and improving the local content cache functionality. Their work involved adding support for on-disk caching of GCS object content, including the creation of cache files and metadata files. They also addressed bugs and comments related to cache management, added methods for adding, removing, and retrieving cached data and implemented a mechanism for recovering the cache on startup.
Ontario Secondary School Dancefest’s (OSSDF) Judging and Adjudication Platform
Contributions:113 reviews, 81 commits, 68 PRs in 8 months
secondaryontariodancesecondary-schooladjudication
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