Junior QA Engineer

About Us

ERGO Technology & Services S.A. (ET&S S.A.) was established in January 2021 following the integration of ERGO Digital IT and Atena into one entity, leveraging both companies’ strengths and best practices. As a part of ERGO Technology & Services Management AG, the technology holding of ERGO Group AG, we support millions of internal and external customers with state-of-the-art IT solutions to everyday problems.

In October 2022, ET&S S.A. expanded its scope of operations by creating a Business Services unit to contribute in a new way to the growth of ERGO’s business. Acting as a co-partner and internal consultant, it adds non-IT value and supports the development of the entire ERGO Group, currently offering skills in reporting, analysis, actuarial, and input management. We are committed to fostering innovation and meeting the evolving needs of our clients worldwide.

Discover how we implement AI, IoT, Voice Recognition, Big Data science, advanced mobile solutions, and business-related services to anticipate and address our customers’ future needs.

About the role

As a Junior QA Engineer​, you will be responsible for ensuring the quality, reliability, and performance of Data Hubs and data processing pipelines in Azure & Databricks. You will develop automated test frameworks, conduct regression testing, and validate large-scale data processing workflows.

How you will get the job done

• designing, developing, and maintaining automated test frameworks for data processing and orchestration

• conducting regression, performance, and scalability testing for data ingestion and transformation

• implementing data quality validation and anomaly detection in Azure-based data pipelines

• collaborating with Data Engineers and DevOps teams to integrate testing into CI/CD pipelines

• ensuring compliance with data security, governance, and privacy standards

• defining test strategies, best practices, and documentation for Data & AI solutions

Skills and experience you will need

• strong expertise in Python, PySpark, SQL, and test automation frameworks

• experience with Azure Data Services (Databricks, Data Factory)

• proficiency in testing big data pipelines, distributed systems, and ETL workflows

• hands-on experience with CI/CD tools (Azure DevOps, Jenkins) and test automation

• strong understanding of data governance, quality frameworks, and monitoring tools

• excellent problem-solving skills and ability to work in Agile/Scrum environments

• ability and willingness to quickly learn new (and old) technologies

Nice to have

• experience with ML model validation and AI pipeline testing

• familiarity with data lineage tracking and metadata management tools

Perks & Benefits

Let's be healthy

Medical package, sports card, and numerous sports sections – these are some of the benefits that help our employees stay in good shape.

Let's be balanced

Work-life balance is a key aspect of a healthy workplace. We offer our employees flexible working hours, a confidential employee assistant program, as well as the possibility of remote working. However, staying at home with our in-office gaming room and dog-friendly office in Warsaw won’t be easy.

Let's be smart

We organize numerous workshops and training courses. Thanks to hackathons and meetups, our specialists share their expertise with others. Additionally, we have a wide range of digital learning platforms and language courses.

Let's be responsible

Each year, we participate in several CSR activities, during which, together with our colleagues, we do our best to create a better future.

Let's be fun

Company-wide bike races and soccer matches, film marathons in our cinema room or other engaging team-building activities – we got it covered!

Let's be diverse

Every team member is valued, regardless of gender, nationality, religious beliefs, disability, age, and sexual orientation or identity. Your qualifications, experience, and mindset are our greatest benefit!