ETL Developer

Experience: 4+ Years
Role: ETL Developer
Location: As per business requirement

Key Skills – Must Have

Candidates should have strong experience in any one of the following combinations:

Option 1 – Modern Data Engineering

• Python


• PySpark / Apache Spark


• SQL


• ETL/ELT development


• Data transformation and data processing

OR

Option 2 – Teradata ETL

• SQL


• Teradata


• Teradata SQL / BTEQ


• ETL development


• Data extraction, transformation and loading

Key Responsibilities

• Develop and maintain scalable ETL/ELT pipelines for data extraction, transformation, and loading.


• Write and optimize complex SQL queries for data processing and validation.


• Develop data transformation workflows using Python/PySpark or Teradata.


• Perform data cleansing, validation, reconciliation, and quality checks.


• Troubleshoot ETL failures and resolve data-related issues.


• Optimize queries, jobs, and data pipelines for performance.


• Work with business and technical teams to understand data requirements.


• Maintain technical documentation for ETL processes and data workflows.


• Support production deployments and resolve operational issues.

Required Skills

• Strong SQL knowledge is mandatory.


• Hands-on experience in Python/PySpark OR Teradata.


• Good understanding of ETL concepts and data warehousing.


• Experience with large-volume data processing.


• Knowledge of performance tuning and troubleshooting.


• Good communication and problem-solving skills.