Juanjuan Liu
Technical Adviser at 1 Billion Tech
San Jose, California, United States
Summary
👤
Senior🎓
Top SchoolJuanjuan Liu is a Technical Adviser and seasoned software engineer with 8 years of experience building and improving large-scale systems across Tencent and 1 Billion Tech, now based in San Jose. He combines deep practical skills in network and database management, information security, and multi-language software development with hands-on experience in system design, debugging, and automation. At 1 Billion Tech he moved from senior engineer to adviser, driving code quality, maintainability, and cross-disciplinary collaboration between analysts, designers, and developers. His background includes extensive testing and tooling expertise (Quality Center, QTP, Selenium, JUnit) and strong database work with Oracle and SQL Server, enabling reliable production-grade applications. Trained at Huazhong University and Caltech (CS, 3.9 GPA), he pairs rigorous academic foundations with a pragmatic focus on simplifying user-facing systems and stabilizing complex pipelines. Colleagues rely on him not only for clean, testable code but for turning heterogeneous components into cohesive, maintainable products.
8 years of coding experience
10 years of employment as a software developer
California Institute of TechnologyBachelor's degree, Computer Science, Bachelor's degree, Computer Science at Huazhong University of Science and Technology
English, Chinese
Github Skills (63)
peer-to-peer9
internet9
rum9
elasticsearch8
python8
sdk8
dashboard8
monitoring8
mysql8
quorum8
internet-computer7
tla7
visualization7
binder7
analytics7
Programming languages (8)
Github contributions (5)
Press-One/the-craft-of-selfteaching
Oct 2019 - Nov 2021
One has no future if one couldn't teach themself.
Contributions:145 commits, 12 PRs, 120 pushes in 2 years
teach
Press-One/PartIA-Computing-Michaelmas-zh-CN
Dec 2019 - Nov 2021
Activities and exercises for the Part IA computing course in Michaelmas Term
Contributions:3 reviews, 79 commits, 4 PRs in 1 year 11 months
termactivitiespart-iacomputing
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