Chinna Lalam
Data Engineer - Senior Consultant
Bengaluru, Karnataka, India
Summary
🤩
Rockstar🎓
Top SchoolChinna Lalam is a Lead Architect based in Bengaluru with over a decade of hands-on experience in big data systems, specializing in Apache Hive and Spark kernel development and platform migrations. He has driven production-grade features like Decommission Spark on YARN with developer shutdown APIs, Hive-on-Spark integration, HA solutions, and Parquet schema evolution, and led Spark upgrades from 2.4.5 to 3.1.1 at scale. His performance tuning work delivered measurable TPC-DS gains (2–20% improvements across key queries) and he has a long history of contributing patches and design work to Apache Hive. Comfortable across productization, POCs (external shuffle decommission, adaptive query execution) and open-source stewardship, he blends deep systems expertise with pragmatic engineering to make distributed query engines more resilient and efficient.
4 years of coding experience
14 years of employment as a software developer
Master of Computer Applications (M.C.A.), Master of Computer Applications (M.C.A.) at Andhra University
English, Telugu
Github Skills (9)
big-data10
hive10
hadoop10
apache10
sql10
apache-hive10
java10
database10
apache-iceberg8
Programming languages (1)
Github contributions (4)
apache/hive
Aug 2022 - May 2025
Apache Hive
Contributions:38 reviews, 7 PRs, 6 pushes in 2 years 9 months
apache-hivehivejavadatabasesql
armitage420/hive
Apr 2024 - Apr 2024
Apache Hive
Contributions:4 reviews, 4 comments in 1 day
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