Data Tester

Key Responsibilities:

• Develop and execute test plans, test cases and test scripts for Azure based data solutions. 
• Validate

  ETL/ELT processes

  in Azure Data Factory. 
• Perform

  Data reconciliation

  between source systems and target data stores. (e.g. Azure Data Lake) 
• Perform end-to-end testing including

  functional, regression, integration

  testing. 
• Develop and maintain automated test scripts for data validation and regression testing. 
• Work closely with Data Engineers, Analysts to identify and resolve data quality issues. 
• Using

  SQL queries

  to perform in-depth data validation. 
• Test performance, scalability, and reliability of Azure data pipelines. 
• Identify, document and track defects to closure using tools like JIRA or Azure DevOps. 
• Document test results, defects, and root cause analysis. 
• Ensure compliance with Data governance, security standards and industry best practices. 
• Lead and mentor junior QA team members and support them in test planning and execution. 
• Participate in code reviews and contribute to continuous improvement in QA processes. 

Requirements:

• 2 to 6 years of experience in Data testing and quality assurance. 
• Strong knowledge of

  SQL

  for Data querying and validation. 
• Experience with

  ETL testing and Data Pipeline

  validation 
• Exposure to Azure cloud platform. 
• Solid knowledge of defect tracking tools (e.g., JIRA, Azure DevOps). 
• Familiarity with

  DevOps CI/CD

  pipelines and tools like Git, or similar. 
• Good communication skills and ability to work in a cross-functional team. 
• Experience in

  Python for test automation.

   
• Experience in testing APIs using Postman, Swagger, or similar tools. 
• Strong understanding of SDLC, STLC, Agile/Scrum methodologies. Proficiency in manual testing and at least one test automation framework (Selenium, Cypress, etc.). 

Nice to Have:

• Experience with migration project testing. 
• Hands-on experience with data visualisation and reporting tools (e.g., Power BI, Tableau) for test result analysis. 
• Experience in performance and security testing. 
• ISTQB certification (preferred but not mandatory). 
• Exposure to Azile/Scrum methodologies.