ETL Tester

With just over 10 years of experience in the Portuguese market, we share our DNA with more than 200 workers and position our offer according to 3 lines of service:

Strategy (Outsourcing, NeXel, Team as a Service, Tech Academies); Nearshore.

In ADENTIS, we focus on PEOPLE. This is our emotional

salary:

Great Work-Life balance; Very flexible organizational routine; Health benefits (for you and your family); Over 300 protocols to offer you great discounts in different areas; Continuous professional development sponsored by our Training and Certification Department; Regular feedback on your performance through a personalized plan; Comprehensive career plan and progression involving assertive performance reviews.

Responsibilities Prepare and execute ETL test scenarios, test cases and evidence packs. Validate source-to-target mappings, transformation rules, joins, aggregations and data load outcomes. Perform SQL-based data validation, reconciliation and data quality checks. Identify, log and support the resolution of defects in collaboration with developers, data engineers and business analysts. Support regression, integration and release testing for data platform enhancements and changes. Contribute to test documentation, execution reports and acceptance evidence for both business and technical stakeholders. Collaborate with cross-functional Agile teams to ensure data quality and successful project delivery. Ensure testing activities comply with defined quality standards and project timelines.

Requirements Proven experience in ETL Testing within data warehouse, data lake or enterprise data platform environments. Strong SQL skills for data validation, reconciliation and defect analysis. Experience validating source-to-target mappings, transformation rules and data quality. Good understanding of ETL and data integration platforms such as Informatica, SAP HANA or similar technologies. Experience with defect management, test execution and evidence documentation. Knowledge of regression, integration and release testing methodologies. Experience working in Agile environments and collaborating with cross-functional teams. Strong analytical, problem-solving and communication skills. Fluency in English (mandatory). Experience with banking or financial services projects is highly valued. European Union Citizenship or Portuguese Working Visa / Portuguese Residency.