Data Test Lead

Senior • Remote

$135 - $155/

Warsaw, Poland , +4

We are looking for an experienced Test Lead to join a dynamic international project focused on data transformation and testing.

Key Responsibilities

Lead and coordinate a virtual, multi-cultural testing team, including testers from multiple locations.
Drive the implementation and refinement of the test strategy, ensuring data completeness, accuracy, and timeliness across ingestion, transformation, and consumption layers.
Design and execute comprehensive test plans, aligning with business requirements and acceptance criteria.
Collaborate closely with data engineers, developers, DevOps, data analysts, and business stakeholders to define testing requirements.
Manage CI/CD pipelines, integrating automated test execution using GitHub workflows.
Coach and mentor the testing team on tools, methodologies, and best practices relevant to Snowflake and data domains.

Required Skills and Experience

Strong expertise in Snowflake data warehousing and ELT processes, including Data Vault modeling (Hub, Links, Satellites).
Hands-on experience with dbt automation, Python scripting, and SQL for data testing and transformations.
Experience with modern test management and automation frameworks, aligned with Agile and DevOps practices.
Ability to adapt and optimize existing test strategies to meet evolving project requirements.

Tools & Technologies

dbt for data build/testing
Python for scripting and automation
Soda Core for data quality checks
BDD / Behave for scenario-based testing
GitHub Actions and Airflow for CI/CD and orchestration
Jira and Confluence for test case management and documentation
DQ Labs for advanced data profiling and monitoring
Power BI / Sigma for BI reporting and dashboards

Project Environment

Remote, international team
Complex data ecosystem integrating 15+ source systems
Multi-phase project (Staging, Data Vault, Consumption layers)

This is an exciting opportunity for a hands-on Test Lead to take ownership of data quality and testing frameworks in a large-scale, international data transformation project.

Link Group

Link Group is a company operating in the technology industry, focusing on the development of high-quality web applications. The company emphasizes creating intuitive user interfaces and robust backend services, particularly using technologies like React JS and Kotlin. Link Group values collaboration, as evidenced by its emphasis on teamwork with architects, designers, and cross-functional teams. The company is committed to improving user experience and interface design through iterative development and feedback, highlighting its dedication to innovation and quality in its products.