Ryan Marren
Senior Software Engineer at David Energy
New York, New York, United States
Summary
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Rockstar🎓
Top SchoolRyan Marren is a Senior Software Engineer with 11 years of experience building production-grade systems across health tech, cloud, and data visualization domains. He has led product engineering teams at Color to take cancer screening products from concept to launch and built genomics platforms used by the NIH All of Us Research Program. Prior roles at Google and Plotly show deep backend and frontend fluency—contributions to Dash and Dash core components improved developer ergonomics and accessibility while his work on Cloud Logging added BigQuery analytics at scale. Ryan combines full-stack craftsmanship with domain focus on HealthTech and ClimateTech, and he still contributes to open-source projects like CodeCombat, improving education-focused game UX and internationalization. Based in New York, he pairs rigorous CS/math training from Johns Hopkins with a talent for turning complex medical and analytics requirements into usable, test-backed features. An avid problem-solver, he balances data-driven engineering with thoughtful product collaboration across design and medical stakeholders.
11 years of coding experience
7 years of employment as a software developer
Johns Hopkins University
Stackoverflow
71reputation
3kreached
0answers
5questions
Github Skills (25)
javascript10
coffeescript10
python10
component-development10
user-interface10
front-end-development10
dashjs10
webapp10
game-development10
gui-framework10
react10
j9
html9
data-visualization8
localization8
Programming languages (6)
Github contributions (5)
plotly/dash
Apr 2018 - Dec 2018
Data Apps & Dashboards for Python. No JavaScript Required.
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:160 commits, 35 PRs, 47 pushes in 8 months
Contributions summary:Ryan's primary contribution focused on enhancing the Dash library by adding support for wildcard attributes and implementing data-* and aria-* attributes. This involved modifying the code generator to support these attributes and incorporating them into various HTML components. Furthermore, the user introduced integration tests for these new features, ensuring proper functionality, serialization, and documentation.
pythonweb-appchartingflaskbioinformatics
plotly/dash-core-components
Jun 2018 - Dec 2018
OBSOLETE: now part of https://github.com/plotly/dash
Role in this project:Frontend Developer
Frontend DeveloperContributions:43 commits, 28 PRs, 17 pushes in 6 months
Contributions summary:Ryan's commits primarily involve modifying and generating core components within the `dash-core-components` library. They focused on updating the class files for various components such as Input, Graph, and DatePickerRange, adding specific attributes and properties. Furthermore, the user updated the namespace property for all generated classes, indicating a focus on the component's internal structure. The user also performed upgrades and enhancements to the component library, as well as improved test cases.
dashpythonplotly-dashplotlydata-visualization
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