Data Testing - Cloud Analyst

Infosys; Maharashtra; On-site; INR 900,000 - 1,300,000; Full time

Job summary

Infosys in Maharashtra, India seeks an experienced ETL & Data Migration Tester to contribute to Azure-based cloud migration programs. You will perform end-to-end testing, validate data integrity, and optimize test processes using Python and SQL.

The role requires 4+ years in ETL and data migration testing, strong SQL, ADF, Databricks PySpark, and Python skills, plus hands-on Azure data services experience (ADLS, Delta Lake, Azure SQL, Synapse). Only serious candidates should apply.

Qualifications

• 4+ years in ETL & Data Migration Testing.
• Strong proficiency in SQL, Azure Data Factory (ADF), Databricks (PySpark), and Python.
• Hands-on experience with Azure data services (ADLS, Delta Lake, Azure SQL, Synapse).
• Proven experience in cloud data migration and testing within the Azure ecosystem.
• Strong analytical, problem-solving, and communication skills.

Responsibilities

• Perform end-to-end testing for Azure-based cloud migration programs, ensuring data integrity and quality across all stages.
• Develop and maintain Python-based automation scripts for data validation, reconciliation, and test optimization.
• Perform ETL testing, including data validation, transformation checks, and source-to-target mapping verification.
• Write and optimize complex SQL queries for data profiling and reconciliation.
• Validate Azure data workflows, including ADF pipelines, Databricks (PySpark) notebooks, and ingestion/transformation processes

Skills

ETL & Data Migration Testing

SQL

Azure Data Factory

Databricks PySpark

Python

Azure Data Services

ADLS

Delta Lake

Azure SQL

Synapse

Analytical skills

Problem solving

Communication

Job description

Key Responsibilities:

• Perform end-to-end testing for Azure-based cloud migration programs, ensuring data integrity and quality across all stages
• Develop and maintain Python-based automation scripts for data validation, reconciliation, and test optimization
• Perform ETL testing, including data validation, transformation checks, and source-to-target mapping verification
• Write and optimize complex SQL queries for data profiling and reconciliation.
• Validate Azure data workflows, including ADF pipelines, Databricks (PySpark) notebooks, and ingestion/transformation processes

Required Skills:

• 4+ years in ETL & Data Migration Testing
• Strong proficiency in SQL, Azure Data Factory (ADF), Databricks (PySpark), and Python
• Hands-on experience with Azure data services including ADLS, Delta Lake, Azure SQL, and Synapse
• Proven experience in cloud data migration and testing within the Azure ecosystem
• Strong analytical, problem-solving, and communication skills.