ETL Developer
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Summary
Builds and maintains ETL/ELT data pipelines: extracting, cleansing, transforming, and loading data into relational databases, data warehouses, and cloud data platforms. Day-to-day work centers on complex SQL, performance tuning, incremental loads/CDC, and monitoring and troubleshooting pipeline failures. Listed for 4-6 years of experience in Bengaluru.
- Design, develop, and maintain ETL/ELT pipelines to extract data from multiple sources, transform it, and load it into target systems.
- Develop complex SQL queries, stored procedures, functions, and views.
- Perform data extraction, cleansing, transformation, validation, and reconciliation.
- Work with relational databases, data warehouses, and cloud-based data platforms.
- Optimize ETL workflows and SQL queries to improve performance.
- Implement incremental data loads, CDC, and error-handling mechanisms.
- Monitor pipeline execution, troubleshoot failures, and resolve data quality issues.
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