senjaliya
Summary
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SeniorJay Sen is a Director of Engineering in the San Francisco Bay Area with 11 years of experience building scalable data platforms across startups and large enterprises. He currently leads PayPal’s data analytics and management efforts—owning first- and third-party tracking, experimentation, and a Data Mesh that supports millions of datasets. Jay blends deep backend engineering (contributions to Apache Eagle and committer roles in Gobblin) with product and operational leadership, having driven petabyte-scale data movement and automated cluster health systems. His work has repeatedly improved performance, reduced cost and operational load, and enabled rapid cloud migration for critical workloads. Beyond PayPal, he advises and invests in data and workflow startups, reflecting a strong commitment to open source and emerging data infrastructure. Practical, hands-on, and strategic, he’s comfortable moving between code, ML-driven data classification, and organization-level platform strategy.
11 years of coding experience
Github Skills (8)
javas10
logging10
back-end-development10
java10
dockers9
sql9
docker9
github8
Programming languages (4)
Github contributions (5)
apache/eagle
Jan 2017 - Aug 2017
Mirror of Apache Eagle
Role in this project:
Back-end Developer
Back-end DeveloperContributions:17 commits in 7 months
Contributions summary:senjaliya primarily focused on enhancing the Apache Eagle project's backend functionality and stability. Their contributions included fixing null pointer exceptions in resource fetching, modifying code to accept null values in database interactions, and correcting a logger class within the codebase. They also worked on updating the Docker image and contributed to merging branches and adding license headers.
apachebig-dataeagledatastreamjava
jimbobhickville/python-ambariclient
Jun 2016 - Jan 2017
Python client bindings for the Apache Ambari REST API
Contributions:3 commits in 6 months
ambaripythonrestrest-api
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