Expert QA Automation Tester AWS, SQL, Snowflake Warszawa, Łódź, Gdańsk, Gdynia

Diverse CG Sp. z o.o. Sp.k.; Poland; Remote; PLN 120,000 - 180,000; Full time

Benefits offered by this job

Private medical care

Co-financing for the sports card

Dedicated consultant support

Job summary

Diverse CG Sp. z o.o. Sp.k. is seeking an Expert QA Automation Tester to validate complex data flows and ensure data accuracy within Snowflake data warehouse environments.

You will integrate quickly into existing data testing processes and create automated validation workflows in Snowflake. The role requires strong SQL, Snowflake features knowledge, and experience with dbt testing and AI tools. Nice-to-have Python and Playwright familiarity, with private medical care and sport card subsidies

Qualifications

• Proven QA automation and data warehouse testing experience focusing on Snowflake and AWS.
• Strong SQL proficiency for querying large datasets and validation.
• Hands-on Snowflake features including Time Travel, zero-copy cloning, and performance scaling.
• Experience creating automated data validation processes in Snowflake and dbt testing.
• Experience with AI tools is a plus.

Responsibilities

• Validate complex data flows and ensure data accuracy in Snowflake data warehouse environments.
• Integrate into existing data testing processes, architecture, and workflows.
• Create and support automated data validation processes in Snowflake.
• Perform data warehouse testing across Snowflake and AWS environments.
• Collaborate with development teams to meet project deadlines.
• Support testing activities related to dbt-based data transformations.

Skills

QA automation

Data warehouse testing

SQL

Snowflake

Time Travel

Zero-copy cloning

Performance scaling

dbt testing

AI tools

Tools

Playwright

Python

Job description

As a recruitment company, DCG understands that every business is powered by experienced professionals. Our management style and partnership approach enable us to meet your needs and provide continuous support. Due to our ongoing growth and the large number of recruitment projects we undertake for our partners, we are currently looking for:

Expert QA Automation Tester

Responsibilities:

• Validate complex data flows and ensure data accuracy within Snowflake data warehouse environments
• Integrate quickly into existing data testing processes, architecture, and workflows
• Create and support automated data validation processes in Snowflake
• Perform data warehouse testing across Snowflake and AWS environments
• Collaborate with development teams to meet project deadlines
• Support testing activities related to dbt-based data transformations

Requirements:

• Proven experience in QA automation and data warehouse testing with a focus on Snowflake and AWS
• Strong proficiency in SQL for querying, testing, and validating large datasets
• Hands-on experience with Snowflake-specific features including Time Travel, zero-copy cloning, and performance scaling
• Ability to quickly understand and integrate into existing data warehouse architecture and workflows
• Experience creating and supporting automated data validation processes in Snowflake
• Practical experience with dbt testing
• Experience working with AI tools

Nice to have:

• Practical experience with Python
• Familiarity with Playwright

Offer:

• Private medical care
• Co-financing for the sports card
• Constant support of dedicated consultant

Personal Consulting Agency (License No. 4642)