Sanjay B
Systems Engineer at Tata Consultancy Services
Chennai, Tamil Nadu, India
Summary
👤
Senior🎓
Top SchoolSanjay B is a Systems Engineer and data-focused professional with 11 years of experience building and optimizing ETL pipelines for enterprise clients, currently working on large-scale data migrations for an Australian bank. He brings hands-on expertise with Informatica Cloud/IDMC, PySpark/Databricks fundamentals, and production deployments into Amazon Redshift using Git and Jenkins, having processed pipelines that handle 10M+ records. Known for improving ETL performance through SCD, CDC designs and query optimizations, he pairs strong analytical troubleshooting with clear communication across UAT and production support. Beyond technical delivery, Sanjay has led teams in social entrepreneurship and contributed to IoT product development, reflecting a practical mix of data engineering skill and product-minded collaboration. He is actively expanding his Databricks and PySpark capabilities to drive more scalable, cloud-native data solutions.
11 years of coding experience
4 years of employment as a software developer
Bachelor of Engineering - BE, Computer Engineering, Bachelor of Engineering - BE, Computer Engineering at Rajalakshmi Engineering CollegeHSC, Computer Science, HSC, Computer Science at Gill Adarsh Matriculation Higher Secondary School
Github Skills (24)
nodes8
python8
music8
waveform8
cluster-computing8
pdf8
data-mining8
spatial-analysis7
audio7
audiowaveform6
geospatial6
terraform6
java6
javascript6
google-cloud-dataproc6
Programming languages (6)
Github contributions (5)
sanjaykumara1994/hikeathon
Mar 2015 - Jul 2015
Contributions:3 commits, 1 push, 1 branch in 3 months
sanjayio/recal-backend
Jun 2025 - Jun 2025
Backend for Recal
Contributions:21 PRs, 20 pushes, 25 branches in 1 day
calendlynextjsreactjstypescript
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