Preetam B A Email & Phone Number

Mumbai, Mh, In

Remote

1. Worked on Creation of DBT models, macros, hooks on top of Snowflake Data Warehouse.2. Created Airflow DAGs for orchestrating DBT models with required hierarchy.3. Complete Unit Testing and resolution of SIT based defects were done.4. Built ETL transformations and workflows in Azure Databricks Notebooks leveraging Spark technology.5. Worked with the design team in Configuring clusters and optimized memory management.6. Handled issues such as Bad Records, Data Skew etc. and used broadcast joins wherever required.7. Developed end to end ADF pipelines leveraging dataflows and Script Activity.8. Handled various SCD and CDC logics and ensured the data integrity.9. Leveraged LLMs and Python libraries for quick automation.

Navi Mumbai, Maharashtra, India

1.Developed APIs using Azure Function App with a response time overhead of less than 10%.2. Integrated a tensorflow based Machine Learning model into the API improving its efficiency by around 20%.3. Designed ETL workflows using Azure Data Factory and Databricks, ensuring data quality andperformance.4. Developed ADF Transformations using Script Activity for Snowflake based Flows.5. Built Pyspark Databricks Notebooks for HDFS and Big Data Environments.6. Worked on creation of CI/CD pipelines using Azure Devops and Unit Tests; coordinated UAT tests.

Mumbai, Maharashtra, India

Was trained on Snowflake Data Warehouse as part of LTI's L&D program. Learnt lot of concepts such layers of Snowflake, Data Load Strategies, Streams, Snowpipe etc. Basics of SQL, Linux and PowerBI were also covered in the program

Navi Mumbai, Maharashtra, India

1. Developed a Web Application using Java Servlets and Oracle Database for Safety and Training Department to manage all the records related to Safety Training.2. Significantly reduced the efforts of maintaining, searching and updating the details of training by taking it into a database based solution.