Sean Liu
Software Engineer at Optiver
Urbana, Illinois, United States
Summary
👤
Senior🎓
Top SchoolSean Liu is a software engineer and competitive programmer studying Computer Science and Linguistics at UIUC, soon-to-be ICPC World Finals competitor with 11 years of coding experience. He blends algorithmic rigor with research on language technologies—working on phylogenetic inference for language families and efficiency, explainability, and accessibility of modern LLM methods. Practical experience spans production-focused roles at Optiver (intern and now SWE) and data-intensive research at UIUC’s Forward Data Lab, with strong skills in Python, C++, SQL, Spark, and system design. He has a track record of teaching and problem-setting for competitive programming, mentoring younger students, and building educational tech prototypes. Notably, he pairs formal linguistics training with deep algorithmic intuition, enabling unique approaches to NLP and language-aware systems.
10 years of coding experience
3 years of employment as a software developer
Math and Science Class, Math and Science Class at Taipei Municipal Jianguo High SchoolBachelor of Science - BS, Computer Science, Bachelor of Science - BS, Computer Science at University of Illinois Urbana-Champaign
Github Skills (42)
translation10
converter10
ivy9
pytorch9
python9
abstraction9
deep-learning8
tensorflow8
machine-learning8
paths8
neural-network7
numpy7
mxnet7
gpu7
organize7
Programming languages (2)
Github contributions (5)
xSeanliux/legendary-doodle
Jun 2016 - Sep 2016
Contributions:254 pushes, 2 branches in 3 months
xSeanliux/CompetitiveProgramming
Nov 2018 - May 2023
Contributions:26 pushes, 1 branch in 4 years 6 months
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