Qiwen Zhang
Data Research Analyst Associate
Chicago, Illinois, United States
Summary
🤩
Rockstar🎓
Top School
Top expert iniOS Development and SwiftUI
Qiwen Zhang is a Data Research Analyst Associate in Chicago with eight years of experience blending quantitative analysis, program evaluation, and cross-sector operations. At the Network for Nonprofit and Social Impact they helped develop the Trajectories of Care metric to measure coordinated networks’ client-level outcomes, while producing research, stakeholder reports, and supervising student researchers. Their background spans large-system data mining, survey design, and project management, informed by a Master of Public Policy from the University of Chicago and data-focused coursework at Harris. Qiwen also brings hands-on technical experience from contributing to Tencent’s WCDB open-source cross-platform database—adding SQL statement handling and binding logic—demonstrating comfort with backend code and production-grade systems. Earlier roles in philanthropy and international student leadership show a track record of organizing large-scale programs, coordinating relief efforts, and raising significant funds. This combination of policy training, nonprofit impact work, and practical engineering contributions makes them effective at turning complex data into actionable program insights.
8 years of coding experience
1 year of employment as a software developer
non-degree, Data and Policy Summer Scholar Program, A, non-degree, Data and Policy Summer Scholar Program, A at Harris School of Public Policy at the University of ChicagoBachelor of Arts - BA, International Liberal Studies, GPA: 3.91, Bachelor of Arts - BA, International Liberal Studies, GPA: 3.91 at Waseda Universitynon-degree exchange program, International Relations, non-degree exchange program, International Relations at New York UniversityMaster of Public Policy, Public Policy, Master of Public Policy, Public Policy at University of Chicago
Chinese, English, Japanese
Github Skills (11)
c-language10
cprogramming-language10
sql10
relational-databases10
sql-database10
database10
objective-c9
sqlite9
databases8
ios7
android7
Programming languages (1)
Github contributions (5)
Tencent/wcdb
Feb 2020 - Jan 2023
WCDB is a cross-platform database framework developed by WeChat.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:40 releases, 1 review, 182 commits in 2 years 10 months
Contributions summary:Qiwen primarily contributed to the WCDB cross-platform database framework, specifically focusing on the implementation of a `WCTHandleStatement` class. The commits involve the addition of new methods, including execute, prepare, step, finalize, and various binding functions to bind different data types to indices. The changes indicate a focus on enhancing the database's SQL statement handling capabilities within the context of a WeChat developed database framework.
database-platformmobile-databasesqlcipherandroidwechat
cqwicqw/Hello-world
Dec 2017 - Dec 2017
Contributions:2 PRs, 2 pushes, 2 branches in 1 day
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