ELEKS Quality Assurance Office is looking for a Senior Test Engineer (data quality) in Ukraine, Poland, and Croatia. ABOUT PROJECT Our customer is a renewable energy company engaged in renewable power generation, the production of sustainable biomass, and the sale of renewable electricity to businesses. British zero-carbon power generation company which basically owns a few power plants and supports businesses aimed at distributing the electricity to the market. \n REQUIREMENTS 4+ years of experience as a QA Engineer, QA Tester, or similar manual testing role Strong SQL skills Experience testing DB migrations, schema changes, and stored procedures Data validation techniques (row counts, checksums, before/after comparisons) Understanding of ETL processes and data pipelines Experience with at least one RDBMS (PostgreSQL, MS SQL Server, Oracle, MySQL) Test case design for data-centric scenarios (edge cases, nulls, duplicates, referential integrity) Regression testing approach for DB-dependent applications Experience with test management tools (TestRail, Zephyr, Azure Test Plans) Bug tracking (Azure DevOps) Familiarity with version control (Git) Comfort reading/writing scripts for data comparison Understanding of CI/CD pipelines and how DB changes get deployed (e.g., Azure DevOps) Basic knowledge of GRN/production release processes if relevant to your environment Bachelor’s degree in Computer Science, Software Engineering, Information Technology, or a related field Upper-Intermediate level of English Excellent communication skills; able to clearly document and communicate defects, test results, and quality findings to both technical and non-technical stakeholders Strong organizational and time management skills with the ability to manage multiple priorities and deadlines Initiative and proactive position Ability to adapt to project changes during the project flow Upper-Intermediate level of English RESPONSIBILITIES Implement and execute tests at all planned levels, log and evaluate results and document deviations from the expected results Use tests administration, monitoring, and management tools Create, validate, update test documentation (test cases, test plan, etc). Review, analyse and assess project requirements and specifications to convert them into quality control process artefacts Review test artefacts developed by others Prepare and acquire test data Contribute to general project quality assurance process Analyse/improve/establish test process on a project Analyse coverage for project test basis Define relevant metrics for project Define, prioritize and estimate needed Test Efforts Define defect and test-case handling process Define appropriate test-ware/environment for a project Teach and mentor other test engineers Measure performance of components and systems (if applicable) Automate testing whenever applicable (supported by test automation expert) RESPONSIBILITIES Implement and execute tests at all planned levels, log and evaluate results and document deviations from the expected results Use tests administration, monitoring, and management tools Create, validate, update test documentation (test cases, test plan, etc). Review, analyse and assess project requirements and specifications to convert them into quality control process artefacts Review test artefacts developed by others Prepare and acquire test data Contribute to general project quality assurance process Analyse/improve/establish test process on a project Analyse coverage for project test basis Define relevant metrics for project Define, prioritize and estimate needed Test Efforts Define defect and test-case handling process Define appropriate test-ware/environment for a project Teach and mentor other test engineers Measure performance of components and systems (if applicable) Automate testing whenever applicable (supported by test automation expert) \n