ETL Tester
- Persistent
- 5 - 8 years
- Pune
- 5 days ago
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Job Description
About Position:
We are looking for a Data/ETL QA Engineer with strong hands-on experience in Python, PL/SQL, and Database/ETL testing to validate large-scale data pipelines, transformations, and reporting outputs. The ideal candidate is comfortable writing complex SQL queries, validating ETL workflows end-to-end, and building automation frameworks for test execution and regression.
- Role: ETL Tester
- Location: All Persistent Location
- Experience: 5 to 8 Years
- Job Type: Full Time Employment
What You'll Do:
- Perform end-to-end testing of ETL/data pipelines including source-to-target validation, transformations, aggregations, and business rule validations.
- Create and execute test strategy, test plan, test cases, and test data for ETL workflows.
- Validate data completeness, accuracy, consistency, integrity, duplicates, null handling, and reconciliation across systems.
- Conduct data profiling, anomaly detection, and data quality checks using SQL and Python-based scripts.
- Verify batch jobs scheduling outcomes and pipeline dependencies, including reruns and failure scenarios.
- Perform back-end testing for data warehouses/lakes, reporting layers, and integration systems.
Expertise You'll Bring:
- Strong experience in ETL Testing / Data Warehouse Testing / Database Testing
- Proficiency in SQL and PL/SQL (complex queries, joins, subqueries, stored procedures validation)
- Hands-on scripting with Python for test utilities, validations, or automation
- Strong understanding of ETL concepts: source-to-target mapping, transformations, validations, reconciliation
- Experience working with large datasets and ensuring data quality (accuracy/completeness/integrity)
- Solid understanding of QA fundamentals: test design, defect lifecycle, regression, reporting
Benefits:
- Competitive salary and benefits package
- Culture focused on talent development with quarterly growth opportunities and company-sponsored higher education and certifications
- Opportunity to work with cutting-edge technologies
- Employee engagement initiatives such as project parties, flexible work hours, and Long Service awards
- Annual health check-ups
- Insurance coverage: group term life, personal accident, and Mediclaim hospitalization for self, spouse, two children, and parents
Values-Driven, People-Centric & Inclusive Work Environment:
Persistent is dedicated to fostering diversity and inclusion in the workplace. We invite applications from all qualified individuals, including those with disabilities, and regardless of gender or gender preference. We welcome diverse candidates from all backgrounds.
- We support hybrid work and flexible hours to fit diverse lifestyles.
- Our office is accessibility-friendly, with ergonomic setups and assistive technologies to support employees with physical disabilities.
- If you are a person with disabilities and have specific requirements, please inform us during the application process or at any time during your employment
Let's unleash your full potential at Persistent - persistent.com/careers
"Persistent is an Equal Opportunity Employer and prohibits discrimination and harassment of any kind."
Job Classification
Industry: IT Services & ConsultingFunctional Area / Department: IT & Information SecurityRole Category: IT Infrastructure ServicesRole: IT Infrastructure Services - OtherEmployement Type: Full timeContact Details:
Company: PersistentLocation(s): Pune
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Persistent
Persistent Systems builds software that drives our customers business, for enterprises and software product companies with software at the core of their digital transformation. For more information, please visit www.persistent.com
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