S. Brubaker is a Staff Software Engineer with 11 years of experience building scalable education technology at Udacity, where he’s led major re-architectures of browser-based development environments and overhauled the content management system to enable versioning and reusable modular content. He previously designed high-throughput automatic grading infrastructure and led the reviews system, implementing policy-based access control, payments integration, and plagiarism detection to protect learners and mentors. With a PhD in Computer Science and experience teaching at Georgia Tech, he combines rigorous academic foundations with pragmatic product engineering. His open-source work includes refactoring RNN teaching materials for autograder compatibility, reflecting a focus on reproducible ML education and assessment. Based in Marietta, Georgia, he pairs systems-level architecture skills with a knack for turning pedagogical requirements into robust, production-ready tooling.
11 years of coding experience
8 years of employment as a software developer
St. Anselm's Abbey School
Doctor of Philosophy (PhD), Computer Science, Doctor of Philosophy (PhD), Computer Science at Georgia Institute of Technology
Bachelor of Science (BS), Engineering, Bachelor of Science (BS), Engineering at Swarthmore College
Project materials for RNN segment of AIND nanodegree
Role in this project:
ML Engineer
Contributions:12 commits, 2 PRs, 8 pushes in 1 month
Contributions summary:S refactored code for autograder compatibility, indicating a focus on project assessment and potentially the underlying structure for automated evaluation. They are working with an iPython notebook involving RNNs. Their contributions also involve implementing and refactoring code, potentially including time series transformation and model building. The presence of keras, suggests that the user has expertise in building and training neural networks.
Contributions:28 commits, 3 PRs, 9 pushes in 8 months
autograder
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