Nithish Sankaranarayanan
Senior Data Engineer - I
Amsterdam, North Holland, Netherlands
Summary
👤
Senior🎓
Top SchoolNithish Sankaranarayanan is a Senior Data Engineer with 11 years of experience building large-scale, cloud-native data platforms and performance-driven pipelines. Currently at Booking.com in Amsterdam, he blends database research insights with practical engineering to optimize data processing, having delivered measurable platform improvements and sub-5ms authentication system responses in prior roles. He has strong hands-on expertise in Airflow, PySpark, Spark/Scala, Kubernetes, and Go, and applies architectural patterns like hexagonal design to speed integrations across compute and storage providers. An active open-source contributor, he has implemented AES encryption modes and vectorized SQL operations in the widely used TiDB project, reflecting deep interest in database internals and vectorized execution. With advanced studies in Big Data across European universities, he pairs rigorous academic grounding with a track record of driving reliability and performance at scale.
11 years of coding experience
6 years of employment as a software developer
Anna University, ChennaiMaster of Science - MS, Big Data Management and Analytics, Master of Science - MS, Big Data Management and Analytics at Université libre de BruxellesUPC Universitat Politècnica de CatalunyaMaster of Science - MS, Big Data Managament and Analytic, Master of Science - MS, Big Data Managament and Analytic at Technische Universität Berlin
Telugu, Hindi, English
Stackoverflow
3,112reputation
101kreached
156answers
0questions
pyspark
top-5%
apache-spark
top-5%
Github Skills (19)
mysql10
databases10
go10
sql10
distributed-database10
encryption10
database10
apache-spark9
pyspark9
expression9
cloud-native8
distributed-transactions7
rdd6
python6
spark-streaming6
Programming languages (6)
Github contributions (5)
pingcap/tidb
Jan 2019 - Oct 2019
TiDB - the open-source, cloud-native, distributed SQL database designed for modern applications.
Role in this project:
Backend Developer
Backend DeveloperContributions:6 commits, 6 PRs, 24 comments in 9 months
Contributions summary:Nithish contributed to the TiDB database project by implementing and testing AES encryption with various modes like OFB. They also added support for vectorized evaluation of several bitwise operations, including OR, AND, left shift, and right shift. Furthermore, the user implemented vectorized evaluation for the `any_value` function for integer datatypes.
ai-poweredtidbserverlesshtapreal-time
snithish/tpc-ds_big-query
Oct 2019 - Oct 2019
Contributions:16 commits, 10 pushes, 1 branch in 3 days
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