Kyle Kelley is a Principal Engineer and long-time core developer of IPython/Jupyter with 13 years of experience building collaborative data and notebook platforms at companies like Netflix, Noteable, and Anaconda. He blends applied AI and systems engineering to deliver secure, scalable interactive compute environments—from early ephemeral notebook services to production-ready realtime and multiplayer notebook protocols. A prolific open-source maintainer and project leader (initiator of tmpnb leading to Binder), his contributions span frontend UX, backend security (WebSocket origin checks, CSP), and tooling used widely across data science communities. Kyle’s work includes notable contributions to high-profile projects like Tornado, nbviewer, and cloudpickle, and he helped launch integrations such as GitHub OAuth for JupyterHub. He’s driven developer experience and adoption through documentation, testing, and CI improvements, and even built features to render non-text buffers in high-performance editors. Based in California, he combines security-first thinking with a passion for durable open source that scales from small teams to enterprise deployments.
13 years of coding experience
11 years of employment as a software developer
Bachelor of Science (BS) Computer Science, Bachelor of Science (BS) Computer Science at Colorado State University
Contributions:45 releases, 18 reviews, 4366 commits in 6 years 7 months
Contributions summary:Kyle primarily contributed to the user interface and the presentation layer of the nteract project. Their commits focus on modifying and enhancing the display of information, specifically addressing themes, styles, and components related to the notebook's interface. The contributions involved integrating the mathjax package for rendering mathematical formulas, updating existing components to leverage styled-components, and improving the visual presentation of various elements.
:runner: Run ( scripts | selections | source ) in Atom
Role in this project:
Full-stack Developer
Contributions:4 releases, 505 commits, 140 PRs in 6 years 2 months
Contributions summary:Kyle primarily contributed to the `atom-script` repository by implementing features and improving the script execution capabilities. They added support for multiple programming languages (CoffeeScript, Python, JavaScript, Ruby, Perl, PHP), including adapting the interpreter and argument handling. Furthermore, the user refined the user interface of the script runner with features, like showing the filename in the title and improving the output display.
atom-pluginscripttextmaterunneratom
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Kyle Kelley - Principal Engineer at Anaconda, Inc.