Chaamuny J.
Data Analyst @Severn Trent
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WORK HISTORY
Data Analyst @Severn Trent
Applied Data Wrangling techniques to ingest, clean, transform, and validate data for Data Science and BI analysis.Developed and managed end-to-end ETL pipelines for seamless data transformation and processingBuilt and optimized real-time data streaming pipelines using Azure Databricks integrated with Azure Event Hubs for large-scale data processingDesigned interactive dashboards in Power BI and used Advanced Excel (Power Query) to clean and transform unstructured cloud dataDeveloped Geospatial dashboards in Power BI, calculating distance metrics from postcode data, and integrated with Databricks for real-time reportingCreated data visualizations in Looker, QlikView, Power BI, and Tableau, translating insights into actionable business strategiesDeveloped DAX-based Power BI reports for in-depth financial, IT asset, and operational analysisAssessed and optimized SQL Server database schema, stored procedures, and data dependencies for enhanced database performanceDeveloped ETL pipelines using SSIS & Azure Data Factory to automate data ingestion, transformation, and migrationConfigured and managed SQL Server Agent for scheduling and automating data migration tasks, ensuring reliability and efficiencyMigrated large datasets from Oracle Database to Dynamics 365 CRM using SSIS and XRM Toolbox, ensuring accurate transformation and comparisonBuilt a secure API integration between Salesforce and Azure using OAuth authentication for seamless data transferExtracted and migrated Dynamics Business Central data via API using SSIS, building a Data Warehouse in SSMS for efficient data storage and analysisDesigned a data migration strategy for Azure Databricks, ensuring minimal downtime and optimized data processingImplemented Snowflake on Azure Cloud and played a key role in migrating data from ADLS (Azure Data Lake Storage) to SnowflakeExecuted bulk email marketing campaigns using Dot Digital to engage enterprise-level customers
EDUCATION
Middlesex University
Masters
Anna University
Bachelor's degree
ABOUT CHAAMUNY J.
Highly analytical and process-oriented data engineer with in-depth knowledge of database…
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