Jason Hall
Senior Director, Red Hat Global Ecosystem Finance & Operations
Town of Pleasant Valley, New York, United States
Summary
👤
Senior🎓
Top SchoolJason Hall is a seasoned finance executive with nearly three decades of cross-functional accounting, FP&A, and operational experience across hardware, software, services, and supply chain organizations, currently leading Global Ecosystem Finance & Operations at Red Hat. He has a track record of scaling finance organizations and driving business partnership at enterprise technology firms including Red Hat and IBM, where he served as CFO for AI Applications/Sustainability software and led finance for cloud and hardware portfolios. Jason combines formal people management and agile training with hands-on technical curiosity—he has contributed to low-level open source JVM and runtime projects like Eclipse OpenJ9 and OMR, focusing on garbage collection and binary tooling. Based in Pleasant Valley, NY, he blends strategic leadership with practical engineering-minded problem solving, making him adept at translating complex technical initiatives into auditable financial outcomes.
9 years of coding experience
Bachelor's Degree, Business Administration and Management, General, Bachelor's Degree, Business Administration and Management, General at Pace University-Pleasantville/Briarcliff CampusAssociate's Degree, Liberal Arts and Sciences/Liberal Studies, Associate's Degree, Liberal Arts and Sciences/Liberal Studies at Dutchess Community College
English
Github Skills (17)
c-language10
garbage-collector10
runtimes10
jvm10
memory-management10
java10
javas10
cprogramming-language10
omr9
fileio9
file-access9
file-handling9
file-processing9
cross-platform8
multiplatform8
Programming languages (2)
Github contributions (5)
eclipse-omr/omr
Jun 2016 - Feb 2021
Eclipse OMR™ Cross platform components for building reliable, high performance language runtimes
Role in this project:
Back-end Developer
Back-end DeveloperContributions:2 reviews, 67 commits, 25 PRs in 4 years 8 months
Contributions summary:Jason contributed to the initial implementation of the `ddrgen` tool, specifically focusing on the generation of binary blobs. They developed a Java Blob Generator and its supporting tools to create and manipulate binary blob data based on the Eclipse OMR runtime components. Their work involved defining structures, string handling, and file operations related to creating and writing the blob header, structure data, and string data to a file. They also contributed to the addition of support for various platforms including Z/OS, Windows, Linux PPC, and Linux S390.
jitruntimesomrruntimeportability
eclipse-openj9/openj9
Jan 2019 - Dec 2019
Eclipse OpenJ9: A Java Virtual Machine for OpenJDK that's optimized for small footprint, fast start-up, and high throughput. Builds on Eclipse OMR (https://github.com/eclipse/omr) and combines with the Extensions for OpenJDK for OpenJ9 repo.
Role in this project:Back-end Developer
Back-end DeveloperContributions:36 commits, 39 PRs, 50 comments in 11 months
Contributions summary:Jason's contributions focused on refactoring and improving the Eclipse OpenJ9 JVM. They primarily worked on the garbage collection (GC) and memory management components. Their commits involved renaming and migrating code related to the remembered set, deleting unused functions, and modifying the MetronomeAlarmThread, AllocationContextRealtime, RealtimeGC, and other related classes for moving into OMR (Open Managed Runtime).
runtimecompilerextensionseclipseomr
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