About

Karthikeyan Chandrasekar is an experienced data warehouse consultant with expertise in end-to-end delivery, focusing on ELT/ETL for large-scale DWH/BI solutions. He has implemented various data processing techniques using Google Cloud services and AWS stack, excelling in the area of cost and query optimization in Bigquery, Redshift, and other RDBMS. With good quantitative skills, he can handle large sets of data, process, analyze, and provide analytical reports to top-level management. Currently working as a Senior Data Engineer at halodoc, Karthikeyan has had a successful career in the field of data engineering. He has worked with various companies, including news technology services, where he was specifically involved in creating a truly customer-centric BI solution system for enabling multiple work-streams, including KPI management, Cross Sell, Customer Value models (links to Loyalty), and Customer Engagement data, including clickstreams and campaigns over GCP and AWS platforms. Karthikeyan has also worked as a Senior Application Developer at Accenture, where he was involved in enhancing the existing DWH and building BI reports to perform financial and other cost analyzes. He provided end-to-end application support and operations for various business units and developed analytical dashboards related to pricing, actuary, and other insurance-specific reports. He liaised with business stakeholders, acted as an SME, and provided them with the necessary input in data profiling activities. Karthikeyan has a Master of Computer Applications degree from Amity University and a Bachelor of Science degree in Physics from The New College Chennai. He has a tech stack that includes Data Engineering, AWS, Data Warehouse, GCP, Spark, Python, and ETL, and has relevant experience of 8.44 years.