Uma Gangumalla
Director Of Engineering at The Apache Software Foundation
California, United States
Summary
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Rockstar🎓
Top SchoolUma Gangumalla is a Director of Engineering based in California with 14 years of expertise building and leading teams around large-scale distributed storage and big data systems. A long-time Apache contributor and PMC member, he has made substantial backend contributions to flagship projects like Apache Hadoop and Ozone—work that includes HDFS internals, erasure coding support, and WebHDFS/XAttr security enhancements. He combines hands-on systems engineering (from SIP and OSGi early work to modern EC storage) with leadership roles at Cloudera and Intel, bridging open-source stewardship and enterprise product delivery. Notably, his contributions to core Hadoop components reflect a focus on data integrity, performance tuning, and API robustness that underpins production-grade storage at scale.
14 years of coding experience
12 years of employment as a software developer
Jawaharlal Nehru Technological University Hyderabad
Github Skills (19)
ozone10
filesystem10
api-design10
apache-hadoop10
hdfs10
distributed-systems10
object-storage10
oz10
hadoop10
java10
javas10
data-structure9
webhdfs9
data-structures9
s3-bucket8
Programming languages (4)
Github contributions (5)
apache/hadoop-common
Apr 2014 - Aug 2014
Mirror of Apache Hadoop common
Role in this project:
Back-end Developer
Back-end DeveloperContributions:59 commits in 3 months
Contributions summary:Uma primarily contributes to the back-end logic and API implementation of the Hadoop common project. Their work involves modifying existing code related to XAttr APIs, WebHDFS, and DistCp with features like multiple XAttr parameters and XAttr preservation. They also address related permissions issues, demonstrating a focus on security and data management within the Hadoop ecosystem.
apache-hadoophadoop
apache/hadoop
Mar 2012 - Aug 2021
Apache Hadoop
Role in this project:Back-end Developer
Back-end DeveloperContributions:44 reviews, 175 commits, 60 PRs in 9 years 7 months
Contributions summary:The user, Uma Maheswara Rao G, primarily contributed to the backend components of the Apache Hadoop project, focusing on HDFS functionality. His commits involved removing and correcting methods in the DFSClient, adding missing license headers to several source files, and fixing code to correct issues with block invalidation and handling of incomplete block locations. The user also addressed performance issues and improved existing APIs in the DistributedFileSystem.
apache-hadoophadoop
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