Senior Data QAA Engineer

DataArt Poland is looking for a Senior Data QAA Engineer to join an international project focused on a large-scale ticket sales platform. You will work within a cross-functional Agile team to ensure the quality of complex data and reporting solutions in a cloud-native environment.

Key responsibilities

• Design, build, and maintain robust data and reporting solutions using modern technologies.
• Test and develop integration layer changes, ensuring all user stories meet high-quality standards.
• Develop and maintain automated test frameworks specifically for ETL, Big Data, API, and database validations.
• Perform comprehensive test analysis and collaborate closely with developers, DevOps, and data scientists.

Requirements

• At least 3 years of demonstrated experience with validation in Databricks.
• In-depth experience in developing and maintaining automated test suites using Python and SQL.
• Hands-on expertise with key test frameworks such as BDD, Hybrid, PyTest, and Allure.
• Strong skills in Database, ETL, Big Data, and API validations.
• Experience with CI/CD tools like Jenkins or GitHub Actions and version control with Git.
• Familiarity with AWS infrastructure, including S3, DynamoDB, and Delta Lake.
• Solid background in Agile methodologies and a collaborative mindset.

What we offer

• Opportunity to influence technological solutions and focus on long-term product development.
• Access to mentoring programs and technical knowledge exchange within a global company.
• A professional environment that values code reviews, documentation, and continuous integration.