Ryan Marr
Machine Learning Research Engineer at Hidonix
Los Angeles, California, United States
Summary
👤
Senior🎓
Top SchoolRyan Marr is a Machine Learning Research Engineer with a decade of experience applying ML and software engineering to interdisciplinary problems across healthcare, clinical trials, finance, GIS, manufacturing, and materials science. He blends academic rigor from an MS in Artificial Intelligence at USC and hands-on research roles (USC ICT HATS lab, Princeton) with production-focused engineering at Canon Medical Informatics and Keck Medicine. Ryan has co-founded a startup and contributed to R&D teams, showing both entrepreneurial initiative and the ability to move models into real-world clinical and research settings. Now at Hidonix, he focuses on R&D that bridges novel ML research and deployable systems. Known for pairing neuroimaging and clinical domain knowledge with practical software tooling, he often sits at the intersection of experimentation and productionization. Based in Los Angeles, he brings a curious, multidisciplinary mindset that favors applied impact over academic abstraction.
11 years of coding experience
6 years of employment as a software developer
Master of Science - MS, Artificial Intelligence, Master of Science - MS, Artificial Intelligence at University of Southern CaliforniaBachelor of Science - BS | AI and Computer Vision, Computer Science, Bachelor of Science - BS | AI and Computer Vision, Computer Science at University of Minnesota
Github Skills (34)
regression-testing10
snapshot-testing10
performance-testing9
developer-tools8
data-science7
pytorch7
machine-learning7
python7
neural-style-transfer7
deep-learning6
tensorflow6
open-source6
jax5
client-library5
algorithm4
Programming languages (5)
Github contributions (5)
rmarrcode/trytouca
May 2022 - Aug 2022
Open-source continuous regression testing that you can self-host.
Contributions:20 pushes, 5 branches in 3 months
regressionself-hosthosttestingcontinuous
rmarrcode/mlagents
Sep 2024 - May 2025
Contributions:47 pushes, 1 branch in 8 months
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