Senior Test Engineer

Job Description

Job Title: ETL & BI TesterExperience Required: 2 - 5 YearsWe are seeking a highly skilled and detail-oriented ETL & BI Tester with 2-5 years of experience to join our data and analytics team. The ideal candidate will have hands-on experience in ETL Testing using SQL, PySpark, and Python, as well as BI Testing for platforms like Power BI. The role involves validating data pipelines, ensuring data quality, verifying transformations, and testing dashboard functionalities.Key Responsibilities:Perform end-to-end ETL testing to validate data extraction, transformation, and loading processes.Develop and execute SQL queries to validate data at various stages of the ETL workflow.Use PySpark and Python scripts for automated testing of large data sets and transformations.Conduct BI report testing in Power BI including data accuracy, filter conditions, and visualization validations.Identify data quality issues and work with developers and data engineers to resolve them.Create and maintain test plans, test cases, and test scripts based on data requirements.Collaborate with data engineers, BI developers, and business analysts to understand reporting requirements and data models.Participate in agile ceremonies and contribute to sprint planning, stand-ups, and retrospectives.Perform regression, integration, and performance testing on data workflows and reports.Document and report bugs and test results using tools like JIRA, Azure DevOps, or similar.Required Skills:2-5 years of experience in ETL Testing and BI Testing.Strong knowledge of SQL for data validation and analysis.Experience with PySpark for handling and validating large-scale data.Proficiency in Python scripting for test automation and data validation tasks.Solid experience in testing Power BI reports and dashboards.Understanding of data warehousing concepts, data models, and ETL architecture.Experience working in Agile environments.Preferred Qualifications:Bachelors degree in Computer Science, Informatio