Arun Alagarsamy is a Senior Data Engineer with nine years of experience building scalable ETL pipelines, analytics platforms, and data products across travel-tech and finance domains. He has driven end-to-end data solutions at Expedia Group and Upstart, including Airflow orchestration on Kubernetes, Snowflake proof-of-concepting, and real-time Sisense elasticubes that improved retrieval performance and customer analytics. A Six Sigma Green Belt with a background in software engineering, Arun blends rigorous process improvement with hands-on development—having cut testing cycle times and defect rates in avionics projects earlier in his career. Based in the Los Angeles area, he excels at translating product requirements into high- and low-level data architectures and is comfortable bridging platform, analytics, and quality teams to deliver production-grade data. Notably, he pairs streaming experience (Kafka → S3/Athena flows) with cloud-native orchestration to accelerate time-to-insight for business users.
9 years of coding experience
11 years of employment as a software developer
Masters in Information Systems, Big Data Management and Analytics, Masters in Information Systems, Big Data Management and Analytics at Georgia State University - J. Mack Robinson College of Business
Bachelor of Engineering - BE, Electronics and Communications Engineering, Bachelor of Engineering - BE, Electronics and Communications Engineering at KCG College of Technology
Contributions:4 reviews, 313 PRs, 504 pushes in 3 years 5 months
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