➔ Karthik developed Python script to validate table schemas following migration from Snowflake to Databricks.➔ He has worked on validating data size between snowflake and databricks datasets as part of a data migration project and investigating the underlying reasons for any differences discovered.➔ He successfully translated Snowflake SQL code to Databricks SQL for certain parts of the project and executed it without any issues on the Databricks platform.

➔ Karthik proficiently developed SQL and Python scripts with Airflow integration and designed Tableau dashboards for comprehensive data extraction, loading, visualization, and analysis from Big Query tables.➔ Conducted root cause analysis to swiftly identify and resolve data issues, using technical concepts to pinpoint the causes and ensuring quick resolutions.➔ Developed a Python script integrated with Airflow, establishing a connection with an API to retrieve and load data into Google Big Query for storage and analysis purposes.➔ Integrated data from various tables within the Data Warehouse, creating a Python script to load data into an API, and automated the entire process using dbt and Airflow for streamlined efficiency.➔ Played a key role in designing data warehouse tables and constructing dbt models, optimizing data flow within data warehouses to enhance reporting capabilities.➔ Involved in developing Airflow DAGs to ingest data from Google Sheets and API endpoints into Big Query, contributing to the seamless flow of information within the organization.

➔ Karthik worked on developing Tableau Reports and Supported the team in developing ETL Jobs (Data Stage)➔ He Analyzed and developed Tableau Mockups and Proof of concepts for Reporting➔ He successfully handled some of the complex Tableau enhancements related to the business functionalities in a short duration➔ He Implemented the new features for existing ETL Jobs (Data Stage)

➔ Karthik primarily worked on developing Tableau reports related to the Business functionalities and Supported the team in delivery of high-quality Reports on time. ➔ He developed Tableau Reports and Supported the Team in developing ETL Jobs (Talend) and decoding ETL Instruction documentations into SQL queries➔ He developed the SQL scripts for dimensional Tables of Data Warehouse and supported the team in high quality product delivery

Karthik worked on developing a Dashboard on Python to evaluate sales performance Category-wise and City-wise