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An ETL (Extract, Transform, Load) Developer is responsible for designing, implementing, and maintaining data pipelines that move and transform data from various sources to a data warehouse or other data storage systems.
The ETL Developer works closely with data engineers, analysts, and business stakeholders to ensure data quality, integrity, and performance. Key Responsibilities:
Design and implement ETL processes to extract data from various sources (databases, flat files, APIs, etc.) and integrate it into data warehouses or other storage systems.
Develop transformation logic to clean, filter, and enrich the data to meet business requirements.
Ensure the efficient loading of transformed data into target databases or data lakes.
Optimize and manage large datasets, ensuring performance and scalability of ETL processes.
Identify and address performance bottlenecks in the ETL pipeline to improve speed and reduce data processing times. Technical Skills:
