ETL Developer

Zorba AI; Chennai District; On-site; INR 700,000 - 1,100,000; Full time

Job summary

Zorba AI in Chennai seeks an experienced ETL Developer to build and maintain scalable data pipelines. You will work across Python/PySpark or Teradata stacks to extract, transform and load large datasets.

Candidates should have strong SQL, ETL knowledge, data warehousing exposure, and the ability to optimize queries, troubleshoot issues, and collaborate with business and technical teams. This role offers exposure to modern data engineering practices and end-to-end data workflows.

Qualifications

• 4+ years of experience in ETL/ELT development and data warehousing.
• Strong SQL knowledge is mandatory.
• Hands-on experience in Python/PySpark OR Teradata.
• Experience with large-volume data processing and data quality checks.
• Familiarity with performance tuning and troubleshooting.

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.

Skills

Python

PySpark

SQL

ETL/ELT development

Data transformation and data pro…

Tools

Teradata

Teradata SQL / BTEQ

Job description

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

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.

Skills: teradata,pyspark,python,sql,etl