Test Engineer (SQL/ETL)

TL;DR

Test Engineer (SQL/ETL): Ensuring quality for a renewable energy platform through rigorous data validation and API testing with an accent on ETL processes and RDBMS integrity. Focus on validating complex data pipelines, implementing regression testing for DB-dependent applications, and mentoring junior engineers.

Location: Ukraine, Poland, and Croatia

Company

A custom software development company providing a full range of software engineering services and innovation partnership since 1991.

What you will do

• Implement and execute tests across all planned levels, documenting deviations and evaluating results.
• Develop, validate, and update test documentation, including test plans and test cases.
• Analyze project requirements and specifications to create quality control process artifacts.
• Prepare test data and define relevant project metrics and test efforts.
• Improve and establish test processes while mentoring other test engineers.
• Collaborate with automation experts to automate testing where applicable.

Requirements

• 4+ years of experience as a QA Engineer or in a similar manual testing role.
• Strong SQL skills and experience with RDBMS such as PostgreSQL, MS SQL Server, Oracle, or MySQL.
• Deep understanding of ETL processes and data validation techniques (row counts, checksums).
• Proficiency in API testing and test management tools like TestRail, Zephyr, or Azure Test Plans.
• Familiarity with Git and CI/CD pipelines via Azure DevOps.
• English: Upper-Intermediate level required.

Culture & Benefits

• Close cooperation with the end customer.
• Continuous competence development and challenging tasks.
• Professional environment with a team of experts.
• Dynamic workplace with low levels of bureaucracy.