Jianxin Qiu is a software engineer based in Singapore with nine years of hands-on experience building full-stack applications and developer-focused tooling. Currently at TikTok, he brings a practical blend of front-end polish and compute-heavy engineering, evidenced by his open-source work modernizing a browser-based scientific computing environment. Jianxin led a TypeScript migration, refactored architecture to separate UI and compute logic, and updated GPU-accelerated matrix libraries—demonstrating an eye for maintainability and performance. He favors idiomatic, modern JavaScript patterns and has a track record of turning complex numerical and visualization code into usable browser experiences. Colleagues would describe him as a detail-oriented engineer who bridges research-grade computation and production-grade product needs.
Run, compile and execute JavaScript for Scientific Computing and Data Visualization TOTALLY TOTALLY TOTALLY in your BROWSER! An open source scientific computing environment for JavaScript TOTALLY in your browser, matrix operations with GPU acceleration, TeX support, data visualization and symbolic computation.
Role in this project:
Full-stack Developer
Contributions:1 release, 27 commits, 15 PRs in 8 days
Contributions summary:Jianxin's contributions focused on refactoring the codebase, splitting front-end and computing logic into separate folders, and making the code more idiomatic. They eliminated the usage of `var` and `require` and made module exports more modern. The user also updated the matrix library and performed a complete project switch to TypeScript.
Contributions:5 commits, 27 pushes, 1 branch in 2 years 3 months
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