Abhishek Kumar
Staff Software Engineer at The Apache Software Foundation
San Jose, California, United States
Summary
🤩
Rockstar🎓
Top SchoolAbhishek Kumar is a Staff Software Engineer based in San Jose with 8 years of experience designing and shipping distributed, cloud-native systems with a strong open-source focus. At Cloudera he led fine‑grained authorization for AI Inference services and built large-scale performance testing frameworks that benchmarked millions of HDFS operations, exposing real-world bottlenecks. As an Apache Ranger PMC member and long-time committer he has 100+ commits, served as release manager for multiple releases, and modernized Ranger’s Docker and client ecosystems—adding Kerberos/SSL support and a performant REST API that improved group deletion by 133x. He combines production engineering with community leadership, coordinating hundreds of contributions and maintaining official Docker images and client libraries. Observant about operational pain points, he often turns those into upstream fixes that improve integrations with projects like Ozone, Trino and Impala.
8 years of coding experience
5 years of employment as a software developer
Bachelor's degree, Information Technology, Bachelor's degree, Information Technology at Birla Institute of Technology, MesraMaster's degree, Computer Science, Master's degree, Computer Science at Stony Brook University
English, Hindi, Malayalam
Github Skills (9)
apache-ranger10
javas10
rest-api10
api10
apidoc10
java10
security9
kerberos9
ssl8
Programming languages (1)
Github contributions (5)
apache/ranger
Jul 2020 - Aug 2022
Apache Ranger - To enable, monitor and manage comprehensive data security across the Hadoop platform and beyond
Role in this project:
Back-end Developer
Back-end DeveloperContributions:113 reviews, 45 commits, 241 PRs in 2 years 1 month
Contributions summary:Abhishek contributed to the client code, adding and modifying Java client libraries for the Apache Ranger REST APIs. The commits show the implementation of a `RangerClient` class, including methods for interacting with various Ranger service APIs for managing service definitions, policies, roles, and zones. Further contributions included adding Kerberos and SSL support for the client libraries, improving the security aspects of the project.
javaapacheapache-rangerrangerauthz
kumaab/ranger
Feb 2023 - Mar 2025
Mirror of Apache Ranger
Contributions:5 PRs, 253 pushes, 92 branches in 2 years 2 months
authz
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.