Donald Sizemore
Systems Programmer at H.W. Odum Institute for Research in Social Science
Haw River, North Carolina, United States
Summary
🤩
Rockstar🎓
Top SchoolDonald Sizemore is a systems programmer with 10+ years of experience designing, automating, and operating research-focused infrastructure for academic institutions. He specializes in deploying and maintaining Dataverse and related services—collaborating directly with Harvard IQSS—while automating installs and CI with Ansible, Docker, Singularity, and Terraform across VMware, AWS and GCP. His day-to-day work spans Apache, Glassfish, iRODS, LDAP/Kerberos/Shibboleth, PostgreSQL and R, with hands-on performance tuning of VMware clusters and NetApp storage. An active contributor to the Dataverse open-source ecosystem, his commits emphasize practical deployment, platform portability, and clear operational documentation for RHEL/CentOS and OpenShift environments. Trained with a Master’s in Library and Information Science from UNC Chapel Hill, he brings a librarian’s attention to data preservation and provenance to systems engineering. Colleagues rely on him for dependable production operations and pragmatic automation that bridge research needs and scalable infrastructure.
10 years of coding experience
18 years of employment as a software developer
Master of Library & Information Science (MSIS), Master of Library & Information Science (MSIS) at The University of North Carolina at Chapel HillMaster's of Science, Library and Information Science, Master's of Science, Library and Information Science at University of North Carolina at Chapel Hill
Spanish, Wolof
Github Skills (13)
linux10
devops10
ansible9
postgresql9
amazon-ec29
ansible-galaxy9
ec9
shell8
script8
sh8
scripting8
dockers5
docker5
Programming languages (11)
Github contributions (5)
IQSS/dataverse
Jul 2016 - Jun 2022
Open source research data repository software
Role in this project:
Back-end & DevOps Engineer
Back-end & DevOps EngineerContributions:42 reviews, 170 commits, 170 PRs in 5 years 11 months
Contributions summary:Donald's commits primarily focus on installing, configuring, and documenting prerequisites for running the Dataverse software on various platforms such as RHEL/CentOS and OpenShift. They also made changes to the deployment and setup scripts, including modifications related to AWS EC2 instances, the installation of specific packages, and the configuration of PostgreSQL and Rserve. Additionally, the user made minor code changes.
research-datadata-repositoryopendataresearch-data-repositorycreative-commons
OdumInstitute/dataverse-metrics
Mar 2019 - Jul 2023
Aggregate and visualize metrics for installations of Dataverse around the world
Contributions:22 pushes, 21 branches in 4 years 4 months
data-qualitydataversevisualizedata-lineageinstallations
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