Sankar Hariappan
Principal Group Software Engineering Manager at The Apache Software Foundation
Bengaluru, Karnataka, India
Summary
🤩
Rockstar🎓
Top SchoolSankar Hariappan is a Principal Group Software Engineering Manager based in Bengaluru with nine years of experience leading cloud-scale big data platforms and building high-performing teams. He combines hands-on expertise in distributed systems, Apache Hive internals and in-memory database architectures with strategic ownership of roadmaps and enterprise-grade Azure HDInsight services. As an Apache Hive committer and core contributor, he has improved Hive’s Beeline, unit testing with in-memory Derby, operation logging and replication features—work that bridges open-source impact with commercial cloud offerings. His background designing NUMA-aware, SIMD-vectorized in-memory OLAP/OLTP engines informs pragmatic performance decisions at platform scale. Known for hiring and grooming engineering talent, he routinely fosters teams that include open-source PMC members and delivers production-ready, highly available analytics infrastructure.
9 years of coding experience
14 years of employment as a software developer
Bachelor of Engineering (B.E.) Electronics and Communications Engineering, Bachelor of Engineering (B.E.) Electronics and Communications Engineering at Anna University Chennai
English, Tamil, Malayalam
Github Skills (10)
javas10
big-data10
hadoop10
apache-hive10
java10
testing9
sql9
debug8
debugging8
database-management7
Programming languages (1)
Github contributions (5)
apache/hive
Feb 2017 - Jul 2019
Apache Hive
Role in this project:
Back-end Developer
Back-end DeveloperContributions:207 reviews, 161 commits, 308 PRs in 2 years 5 months
Contributions summary:Sankar primarily contributed to bug fixes and improvements within the Apache Hive project. Their work focused on enhancing Beeline functionality, specifically addressing issues with closing sessions in HTTP mode. Furthermore, they improved the Hive Unit Tests by using In-memory Derby DB. They also added operation logs for HS2 and improved logs for REPL commands.
flinksqlapachebig-dataspark
sankarh/delta
Aug 2024 - Aug 2024
An open-source storage layer that brings scalable, ACID transactions to Apache Spark™ and big data workloads.
Contributions:1 push in 1 day
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.