Infosys
Website:
infosys.com
Company:
https://www.linkedin.com/company/infosys
Seniority: Not Applicable
Industries: IT Services and IT Consulting
Job details:
- Primary skills:Domain->Finacle-Core-Functional->Finacle-Core-WMS->Grand Master,Technology->ETL & Data Quality->ETL - Others,Technology->Machine Learning->Python
ETL Development Design, develop, and maintain ETL pipelines using Python and PySpark Extract, transform, and load data from multiple structured and unstructured sources Build reusable and scalable data processing frameworks Ensure data quality, validation, and consistency PySpark / Big Data Processing Develop and optimize PySpark jobs for large-scale data processing Work with Spark DataFrames and RDDs Implement transformations, aggregations, and joins in Spark Optimize jobs for performance and scalability Python Development Develop backend logic and data processing scripts using Python Write modular, reusable, and efficient code Integrate APIs and automate workflows Data Management & Integration Work with data lakes and warehouses (S3, HDFS, Redshift, Hive) Handle file formats like Parquet, ORC, JSON, CSV Perform data cleansing, enrichment, and transformation Collaboration & Support Work with data engineers, analysts, and business stakeholders Debug and troubleshoot ETL/data pipeline issues Participate in Agile/Scrum ceremonies Maintain documentation and coding standards
Core Skills 2–5 years of experience in Python and ETL development Hands-on experience with PySpark (mandatory) Strong understanding of data processing and pipelines Solid knowledge of SQL and database concepts Technical Skills Experience with Apache Spark ecosystem Good knowledge of data structures and algorithms (basic to intermediate) Familiarity with Big Data technologies (Hadoop, Hive) Experience with version control (Git) Understanding of REST APIs and integrations
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