Rajashekar

About Rajashekar

Azure Data Engineer with 4 years 1 month of experience in designing and optimizing data pipelines using Azure Data Factory, Databricks, and PySpark. Skilled in big data processing, Delta Lake, and SQL-based data modeling for efficient data management. Proficient in Azure Synapse Analytics, ADLS, and building secure, scalable ETL solutions.

Experience

1. Senior Data Engineer

   HCLTech

   May 2025 — Present · Bengaluru, IN

   Analyzed detailed client requirements and executed end-to-end migration from SAP to a cloud data platform Performed in depth SAP data analysis and designed 7 core Data Models aligned with business needs Structured each model with unique tables and datasets to meet specific functional and analytical use cases Designed and implemented a scalable DBT Project Structure fallowing best DBT practices and client guidelines Successfully configured DBT in VS Code to streamline development, testing and model execution Built the required folder structure in Azure Repos for clean version control and code organization Pulled SAP ECC Tables source data into the Bronze layer using SAP Datasphere Stored RAW SAP data in the Bronze Layer using S3 Storage integrated with Unity Catalog Developed a total of 72 SQL scripts - 48 for DNP Use cases and 24 for FSP use cases Implemented DBT Silver-layer models on top of Bronze data to create refined and business ready dataset Applied necessary Data Transformation in the silver layer using DBT SQL Built a Total of 166 DBT models, including 7 Major models for DNP Nutrition use cases Created 48 Food & Beverages use cases within a dedicated FSP model Designed schemas for 66 use cases while building Silver layer transformations Successfully created and deployed all DBT models in the Silver layer, Stored in S3-Backend Unity Catalog tables Raised pull request and migrated code across DEV-> UAT -> PROD Environments Optimized performance and logic for several DBT models to improve efficiency and Processing time

Education

• Goverment Polytechnic collage Raichur

  Diploma, Computer Science

  2015 — 2018

• S L N College of Engineering, RAICHUR

  Bachelor of Engineering - BE, Computer Science