What we do?
At Cognizant, we are dedicated to helping the world's leading companies build stronger businesses — helping them go from doing digital to being digital. In Poland, our offices are in Gdańsk, Wroclaw, and Kraków. However proposed offer is based in the Client office based in Warsaw. With the capacity to support various clients, we offer a world of opportunities for both professionals and graduates. You can expect five-star training, a chance to realize your career goals, and a range of benefits. Be Cognizant!
About the role
A Snowflake Test Lead is responsible for ensuring the quality and reliability of data solutions built on those platforms. You will develop testing strategies, execute test cases, and collaborate with development teams to identify and resolve issues, ultimately ensuring data integrity and accuracy. You will be responsible for ensuring the quality and reliability of data pipelines, ETL processes, and analytics solutions across the platforms. . This role involves designing, developing, and executing test plans to ensure data accuracy and integrity within our data warehouse environment
Key responsibilities
Lead the end-to-end testing and validation of scalable, secure, and high-performance data solutions across cloud data platforms.
Manage and mentor a team of QA engineers and data testers, ensuring effective collaboration and delivery.
Ensure the integrity, accuracy, and performance of data ingestion, transformation, and storage processes in Snowflake.
Automate data validation processes using SQL and scripting tools.
Validate data security, access controls, and performance tuning configurations in Snowflake.
Support testing of data engineering workflows and integrations within Snowflake.
Validate Spark-based transformations, Delta Lake operations, and notebook executions.
Ensure seamless integration between Snowflake and other cloud data services.
About You
We are seeking an experienced ETL and Data Warehouse Test Engineer to join our team. The ideal candidate will have hands-on experience with Azure Data Services, Snowflake, and Talend, and strong knowledge of regression testing in a cloud-based setting.
Requirements
Deep understanding of Snowflake architecture, including virtual warehouses, databases, schemas, and stages.
Proficiency in SQL for writing complex queries, data validation, and performance tuning.
Experience with Snowflake security features: RBAC, data masking, access control, and encryption.
Knowledge of Snowflake performance optimization techniques (clustering, caching, query profiling).
Experience with Snowflake Resource Monitors for cost and usage control.
Ability to design and implement automated data validation frameworks in Snowflake.
Understanding of data governance and quality frameworks within Snowflake environments.
What you can expect
Become part of a ‘flag ship’ success story - We go through enormous growth!
Organization driven by technology – We have a tremendous technology backbone
Environment where you can make your own ideas reality
Drive your own career
About us
Cognizant is one of the world's leading professional services companies, transforming clients' business, operating, and technology models for the digital era. Our unique industry-based, consultative approach helps clients envision, build, and run more innovative and efficient businesses. Headquartered in the U.S., Cognizant (a member of the NASDAQ-100 and one of Forbes World’s Best Employers 2024) is consistently listed among the most admired companies in the world.
Learn how Cognizant helps clients lead with digital at www.cognizant.com.
What we offer
- The chance to work with impact. Here, you’re empowered to bring your biggest thinking to help our company and clients improve everyday life.
- Ownership over your career. Stay at the top of your game through our award-winning learning and development ecosystem. And when your ambitions change or we offer new opportunities, we help you pivot by providing reskilling, on-the-job learning and guidance to find new roles that might be a better fit.
- The opportunity to thrive on a high-caliber team with heart. We celebrate each other’s experiences and perspectives and promote a sense of belonging through our affinity groups and diversity and inclusion initiatives.
- A comprehensive total rewards package, including a competitive salary and pension plan with matching contributions.
- Flexible health and financial benefits to support you and your eligible dependents—from day one.
- True work-life balance. Be at your best through paid time off, flexible work arrangements, volunteering opportunities, social events, and so much more.
Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, state or local laws.
If you have a disability that requires reasonable accommodation to search for a job opening or apply, please email [email protected] with your request and contact information.
Disclaimer:
Compensation information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.
Applicants may be required to attend interviews in person or by video conference. In addition, candidates may be required to present their current state or government-issued ID during each interview.