Mindera is hiring a Data QA Engineer

🔍 Data QA Engineer (Cloud Data Platforms) We're hunting for a Data QA Engineer to join our data engineering team, laser-focused on ensuring data accuracy, integrity, and reliability across Snowflake and AWS-based data platforms. You'll dive deep into cloud data lakes, pipelines, and platform components, validating transformations, verifying data flows, and supercharging automation frameworks. This role blends data expertise with technical chops — so while you'll be data-focused, experience with automation tools like Playwright and Python scripting will help you drive quality across both data pipelines and user-facing platform layers. **Key Responsibilities** • Design and execute test cases for data pipelines and transformations in Snowflake and AWS Data Lake environments • Perform data validation, reconciliation, and integrity checks using SQL and custom scripts • Test Python-based ETL/ELT pipelines, ensuring accuracy, robust error handling, and performance • Implement and maintain automated testing frameworks, with special attention to Playwright for UI components • Collaborate closely with data engineers and platform teams to test infrastructure setup, configuration, and access control • Log and triage defects, supporting teams through resolution and release • Contribute to QA strategies and test plans across data and platform teams **What You Bring** • Proven experience in data-focused QA roles, especially in cloud-based data ecosystems • Rock-solid SQL skills for data analysis and validation • Pipeline testing and Python scripting expertise • Familiarity with Snowflake, AWS Data Lake services, or similar platforms • Test automation experience (Playwright, Cypress, Selenium) • Deep understanding of backend data workflows and front-end data interfaces • Laser-sharp attention to detail and methodical problem-solving approach **Nice to Have** • Knowledge of data orchestration tools like Airflow or dbt • CI/CD pipeline experience in data engineering/QA • Exposure to data governance and compliance requirements • Experience testing data APIs, dashboards, and analytics platforms **Benefits** • **Comprehensive Health Insurance** – we've got your back • Super flexible working hours and generous holiday policy • **Profit-sharing** opportunities for everyone • Annual company retreats, sports activities, and interest groups • **Training & Conferences** – design your own growth path • Childcare support through vouchers • Join a collaborative, politics-free team with real ownership and autonomy **Compensation** • Maximum monthly gross salary: 70 million VND (final offer based on experience) **About Mindera** We leverage technology to build products we're proud of, alongside a team we genuinely love working with. Our expertise spans high-performance, resilient software systems for global brands, powered by a culture of collaboration, innovation, and continuous learning. With offices across Portugal, UK, USA, Australia, India, Romania, and Brazil, we're expanding and shaping the future of software engineering worldwide.