Owen O'Malley
Software Engineer at retired
Sunnyvale, California, United States
Summary
🤩
RockstarOwen O'Malley is a seasoned software engineer with 19 years of experience focused on large-scale open source big data systems, living in Sunnyvale, California. A long-time PMC member for Hadoop, Hive, and ORC, he has driven stability and performance improvements across core projects like Apache Hadoop and Hive, including work on ORC file handling, predicate pushdown, and HiveServer2. His contributions span both Java backend and critical operational tooling—authoring and refining Hadoop daemon and configuration scripts and helping design cluster provisioning via Ambari. Known for digging into internals, he combines production-grade engineering with deep knowledge of data formats and cluster management, often fixing subtle bugs that improve reliability at scale.
19 years of coding experience
Github Skills (22)
scripting10
apache-hadoop10
configuration-management10
hadoop10
java10
javas10
script10
apache-hive10
orc10
cluster-manager10
xml10
sh10
cluster-api10
shell10
clustering10
Programming languages (13)
Github contributions (5)
apache/hadoop
Aug 2006 - Nov 2022
Apache Hadoop
Role in this project:
Back-end Developer
Back-end DeveloperContributions:112 reviews, 1679 commits, 56 PRs in 16 years 6 months
Contributions summary:Owen's commits primarily focused on modifying and expanding the shell scripts and configuration files related to Apache Hadoop. Their contributions included updating the bin/hadoop-config.sh and bin/hadoop-daemon.sh scripts, which are critical for the Hadoop environment. These changes involved adding functionality for service-level authorization, setting up HDFS and MapReduce home paths, and setting up java library paths.
apachebig-datasparkhadoopjava
ekoontz/hadoop-common
May 2009 - Sep 2012
Mirror of Apache Hadoop common
Role in this project:Back-end Developer
Back-end DeveloperContributions:281 commits in 3 years 4 months
Contributions summary:Owen's commits primarily focus on modifying and extending the core configuration scripts and utilities for Apache Hadoop. Their contributions include changes to the `hadoop-config.sh` and `hadoop-daemon.sh` scripts, indicating work on the Hadoop environment setup and daemon management. The user's modifications to test files suggest involvement in testing and quality assurance within the Hadoop ecosystem. These contributions demonstrate an understanding of Hadoop's internals.
hadoopjavaapacheapache-hadoop
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