Keith Callenberg
Principal Data Scientist
Pittsburgh, Pennsylvania, United States
Summary
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Senior🎓
Top SchoolKeith Callenberg is a Principal Data Scientist with 15 years of experience blending computational biology, biophysics, and machine learning to deliver translational insights in healthcare and diagnostics. He holds advanced training in computational biology (PhD-level work at Carnegie Mellon/University of Pittsburgh) and has progressed from bioinformatics and clinical research roles into senior ML leadership at organizations like UPMC, Exact Sciences, Vannevar Labs, and currently PANTHERx Rare Pharmacy. Keith combines hands-on model development with infrastructure and security-savvy deployment practices—evidenced by his contributions to the widely used jupyterhub/kubespawner project improving container security contexts for Kubernetes-spawned Jupyter environments. As an independent ML/data science consultant he bridges product, regulatory, and technical constraints to operationalize models in clinical settings. He is based in Pittsburgh and is skilled at turning complex biological data into auditable, production-ready ML systems that prioritize reproducibility and secure deployment.
15 years of coding experience
14 years of employment as a software developer
B.S. Computer Science Bioinformatics Math minor, B.S. Computer Science Bioinformatics Math minor at San José State UniversityPhD Computational Biology, PhD Computational Biology at Carnegie Mellon UniversityPhD Computational Biology, PhD Computational Biology at University of Pittsburgh
English, Spanish
Stackoverflow
689reputation
45kreached
7answers
1question
pagination
top-5%
fonts
top-5%
Github Skills (21)
kubernetes10
jupyterhub10
it-security10
security10
kubernetes-pods10
fonts9
dockers9
python9
docker9
pagination9
testing8
cicd7
fileio6
drupal6
databricks6
Programming languages (11)
Github contributions (5)
jupyterhub/kubespawner
Aug 2017 - Dec 2017
Kubernetes spawner for JupyterHub
Role in this project:
DevOps Engineer & Security Engineer
DevOps Engineer & Security EngineerContributions:10 commits, 2 PRs, 6 comments in 4 months
Contributions summary:Keith's contributions primarily revolved around enhancing the security context of the Kubernetes pods spawned by JupyterHub. They added flags and properties to allow running pods with privileged access, and modified the code to set the security context at the container level, not the pod level. Furthermore, the user added tests to verify the correct application of the privileged settings and service account configurations. This indicates a focus on infrastructure-related changes and ensuring secure deployment within a Kubernetes environment.
spawnerjupyterhub-kubernetes-spawnerjupyterkuberneteskubernetes-cluster
keithcallenberg/annotorious-semantic-tagging-plugin
Oct 2017 - Oct 2018
A Semantic Tagging plugin for Annotorious
Contributions:2 PRs, 28 pushes in 1 year
taggingsemantic
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