Chang Liu
Software Engineer at Google
San Francisco Bay Area United States
Summary
👤
Senior🎓
Top SchoolChang Liu is a software engineer with nine years of experience specializing in query optimization and execution for large-scale data systems, currently working on F1 Query at Google. He previously contributed to AWS Redshift and built core query optimization and an Index Advisor for N1QL at Couchbase, demonstrating deep expertise in distributed databases and data warehouse processing. Comfortable moving between research and production, he has bridged academic work at UC Irvine with product validation at Cadence, bringing a rigorous, systems-first approach to performance and correctness. Based in the San Francisco Bay Area, he combines strong customer-oriented problem solving with collaborative teamwork and a track record of shipping impactful features from design through deployment. Notably, he has hands-on experience inventing tooling—like the N1QL Index Advisor—from scratch, signaling an ability to identify and deliver developer-facing automation that improves query performance.
9 years of coding experience
7 years of employment as a software developer
University of California, IrvineMaster's degree, Electrical, Electronics and Communications Engineering, Master's degree, Electrical, Electronics and Communications Engineering at Imperial College LondonBachelor's degree, Electrical and Electronics Engineering, Bachelor's degree, Electrical and Electronics Engineering at Dalian University of Technology
Github Skills (24)
artificial-intelligence10
query-language10
querying10
data-science9
in-memory9
data-analytics9
analytics9
machine-learning9
sql9
document-database9
declarative-ui9
orm9
nlp9
query-engine8
couchbase8
Programming languages (4)
Github contributions (5)
chang27/Database
Oct 2017 - Nov 2017
Contributions:2 PRs, 22 pushes, 5 branches in 1 month
chang27/RNASecondaryStructure
Nov 2016 - Nov 2016
Contributions:5 pushes in 1 day
geneticpythonalgortihm
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