ETL Developer

2 days ago

Chennai, Tamil Nadu, India Decision Point Full time ₹ 15,00,000 - ₹ 25,00,000 per year

Roles and Responsibilities:

  • Design, develop, and maintain scalable ETL pipelines using PySpark and Python for large-scale data processing.
  • Work closely with data architects and analysts to understand business requirements and translate them into technical solutions.
  • Develop and optimize SQL queries for data extraction, transformation, and loading from various data sources.
  • Integrate data from multiple sources (structured and unstructured) into data lakes or data warehouses on AWS.
  • Manage data ingestion from real-time and batch sources, including Kafka, S3, and relational databases.
  • Develop and deploy AWS Lambda functions for event-driven processing and automation tasks.
  • Ensure data quality, integrity, and consistency throughout the ETL lifecycle.
  • Monitor ETL job performance, troubleshoot failures, and optimize pipeline execution time.
  • Implement error handling, logging, and alerting mechanisms to ensure pipeline reliability.
  • Collaborate with DevOps teams to automate deployments using CI/CD tools.
  • Maintain documentation for ETL processes, data models, and system architecture.
  • Ensure adherence to data security and compliance standards across all ETL operations

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