Brian O'neill
Chief Technology Officer at ProofPilot
Phoenixville, Pennsylvania, United States
Summary
👤
Senior🎓
Top SchoolBrian O'Neill is a technology leader and CTO with 14 years of experience building scalable distributed systems and data platforms. He is currently Chief Technology Officer at ProofPilot and serves as an advisor at AboveBoard, guiding strategy and engineering across both organizations. Previously, he was Co-Founder & CTO at Snapyr and held senior engineering leadership roles at Monetate, Health Market Science, Kibo Commerce, and other major product teams. He brings deep hands-on expertise in big data, real-time analytics, and streaming, with notable open-source contributions to HPCC-Platform, Apache Druid's Cassandra backend, and Apache Storm JMS support. He is a DataStax MVP and InfoWorld's Technology Innovation Award winner, reflecting a track record of both architectural leadership and hands-on delivery. Based in Phoenixville, Pennsylvania, he holds a BS in Computer Science from Brown University.
14 years of coding experience
21 years of employment as a software developer
Brown University
English
Github Skills (24)
storm10
c-language10
jms10
cassandra10
testing10
java10
data-storage10
javas10
build-automation10
macos10
streaming10
c-programming-language10
druid10
api-design9
apim9
Programming languages (14)
Github contributions (5)
hpcc-systems/HPCC-Platform
Mar 2015 - May 2015
HPCC Systems (High Performance Computing Cluster) is an open source, massive parallel-processing computing platform for big data processing and analytics.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:13 commits, 8 PRs, 14 comments in 1 month
Contributions summary:Brian primarily focused on addressing platform compatibility issues and bug fixes related to the HPCC Systems platform. Their work involved adapting the codebase for OS X, resolving compiler errors, and ensuring proper library loading. They also contributed to fixing timestamp handling within the Cassandra plugin and improved the build process to use the latest available JDK.
big-data-processingmulti-threadinghpcc-systemspipeline-frameworkbig-data
apache/druid
May 2013 - May 2013
Apache Druid: a high performance real-time analytics database.
Role in this project:Back-end Developer
Back-end DeveloperContributions:18 commits, 5 comments, 2 issues in 16 days
Contributions summary:Brian contributed significantly to the implementation of Cassandra-based data segment storage and retrieval functionalities within the Druid database. The commits demonstrate the development of a Cassandra data segment pusher and puller, including schema creation and data loading/unloading procedures. Furthermore, the user addressed compilation issues and formatting concerns, indicating a focus on code quality and system integration related to the Cassandra storage backend.
real-timebig-datadruiddatabasehadoop
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