Applications Developer - ETL/Pyspark - Assistant Vice President
C
Citigroup
📍 Chennai, India, India
Job Description
We are seeking an enthusiastic, detail-oriented ETL Developer to join our data engineering team. In this role, you will be designing, developing, and maintaining scalable data pipelines using **PySpark** , **Talend** , and **Ab Initio** . You will work closely with senior developers to transform raw data into valuable business insights, ensuring optimal data quality and performance
+ **ETL Pipeline Development:** Building and maintaining Extraction, Transformation, and Loading (ETL) workflows
+ **Big Data Processing:** Utilize PySpark for data processing, manipulation, and analysis within big data ecosystems.
+ **Data Extraction & Ingestion:** Extract data from multiple sources including relational databases (SQL), flat files etc.
+ **Data Transformation:** Create mapping documents and apply business logic to transform large datasets.
+ **Performance Tuning:** Assist in analyzing and optimizing existing ETL jobs and Spark scripts for better scalability...
+ **ETL Pipeline Development:** Building and maintaining Extraction, Transformation, and Loading (ETL) workflows
+ **Big Data Processing:** Utilize PySpark for data processing, manipulation, and analysis within big data ecosystems.
+ **Data Extraction & Ingestion:** Extract data from multiple sources including relational databases (SQL), flat files etc.
+ **Data Transformation:** Create mapping documents and apply business logic to transform large datasets.
+ **Performance Tuning:** Assist in analyzing and optimizing existing ETL jobs and Spark scripts for better scalability...