Karan Mehta
Principal Member Of Technical Staff at Salesforce
San Francisco, California, United States
Summary
🤩
Rockstar🎓
Top SchoolKaran Mehta is a Principal Member of Technical Staff with a decade of experience building distributed systems and Big Data infrastructure, currently leading HBase/Phoenix platform work at Salesforce in San Francisco. He holds a master's in Computer Science from UC Irvine (3.98 GPA) and brings deep backend expertise in Java and core Apache projects including HBase, Phoenix, Calcite, BookKeeper and OpenTSDB. At Salesforce he has progressed through technical leadership roles to architect resilient storage and query layers that power large-scale applications. An active Apache contributor and former Phoenix PMC member, his open-source work includes fixing namespace mapping, closing connection leaks, and evolving tools like UpdateStatistics—practical changes that improve reliability in production clusters. Colleagues rely on him for both hands-on debugging of complex distributed failures and for refactoring metrics and serialization for long-term maintainability. He combines academic rigor with pragmatic engineering, often surfacing small tooling fixes that prevent major production incidents.
10 years of coding experience
7 years of employment as a software developer
Bachelor of Technology (B.Tech.), Electronics and Communication, 8.95/10, Bachelor of Technology (B.Tech.), Electronics and Communication, 8.95/10 at NIRMA UNIVERSITYMaster’s Degree, Computer Science, 3.98 / 4, Master’s Degree, Computer Science, 3.98 / 4 at University of California, Irvine
English, Hindi, Gujarati
Github Skills (33)
hbase10
admin10
testing10
databases10
distributed-systems10
database-administration10
zookeeper10
java10
apache-bookkeeper10
javas10
phoenix-liveview10
sql10
phoenix-framework10
journaling10
protobuffer10
Programming languages (2)
Github contributions (5)
apache/phoenix
Oct 2017 - Apr 2019
Apache Phoenix
Role in this project:
Backend Developer & Database Engineer
Backend Developer & Database EngineerContributions:138 commits, 54 PRs, 60 pushes in 1 year 5 months
Contributions summary:Karan primarily focused on enhancing the Apache Phoenix database system. Their work involved addressing critical issues related to system table management, specifically resolving problems with namespace mapping. They also improved the codebase by addressing connection leaks in MapReduce jobs and refactoring metrics logging for improved clarity. Additionally, the user contributed to the evolution of the project by incorporating new features to the UpdateStatisticsTool.
sqlapache-phoenixelixirapachebig-data
apache/bookkeeper
Apr 2019 - Aug 2022
Apache BookKeeper - a scalable, fault tolerant and low latency storage service optimized for append-only workloads
Role in this project:Backend Developer
Backend DeveloperContributions:5 reviews, 19 commits, 16 PRs in 3 years 4 months
Contributions summary:Karan primarily contributed to the backend functionality of the Apache BookKeeper project, focusing on bug fixes and improvements to core components. Their work involved addressing issues related to journal replay, handling negative lengths in journal entries, and improving the reliability of the autorecovery mechanism. The user also implemented new shell commands and added documentation for critical components, demonstrating a focus on code quality and maintainability. Furthermore, the user made improvements to the Protobuf serialization process, optimizing memory usage.
fault-tolerantapache-bookkeeperbookkeeperfaultstorage
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