Tester III

3 - 5 Years

1 Opening

Hyderabad

Job Description

• We are looking for a skilled Big Data QA Engineer to join our team and ensure the quality and reliability of our data processing pipelines.

• This role involves designing and executing both automated and manual tests for batch workflows, validating data integrity across transformation stages, and maintaining a robust Python-based test automation framework.

• The ideal candidate will have hands-on experience with AWS services, big data formats, and a strong understanding of testing methodologies in a data-centric environment.

Preferred Skills and Experience:

• Design, develop, and execute automated and manual batch test cases for data processing pipelines.

• Validate data integrity and transformation logic across multiple stages of batch workflows.

• Monitor and troubleshoot batch job failures, performance issues, and data mismatches.

• Maintain and enhance Python-based test automation suite and framework.

• Evaluates system performance, reproduces issues, and works with development teams to resolve identified problems.

• Collaborates effectively with peers and management to improve application quality and testing processes.

• Minimum 4 years of experience with a focus on batch testing and data validation.

• Strong proficiency in Python for test automation and scripting. Hands-on experience with AWS services such as S3, Lambda, EMR, and Athena.

• Experience with data formats like JSON, Parquet, and CSV, and tools like Pandas and PySpark. Familiarity with version control systems (e.g., Git) and CI/CD tools (e.g., Jenkins, GitHub Actions).

• Solid understanding of software testing methodologies, including regression, integration, and system testing.

• Ability to analyze logs and metrics to identify root causes of failures.

• Experience working with agile methodology.

• Excellent verbal and written communication skills, and ability to collaborate with cross-functional teams.

Lambda,Emr,Athena

UST is a global digital transformation solutions provider. For more than 20 years, UST has worked side by side with the world's best companies to make a real impact through transformation. Powered by technology, inspired by people and led by purpose, UST partners with their clients from design to operation. With deep domain expertise and a future-proof philosophy, UST embeds innovation and agility into their clients' organizations. With over 30,000 employees in 30 countries, UST builds for boundless impact—touching billions of lives in the process.