QA Engineer

Salary: 800 - 1000 PLN/day on B2B

Work model: elastic hybrid from Gdynia / Gdańsk / Warszawa / Łódź (at least 1 day per week from the office)

 

Why choose this offer?

---

• You can expect a flexible work organization
• The international work environment will give you the opportunity to interact with the English language on a daily basis
• Scandinavian organizational culture will provide you with work-life balance, you will gain time for additional training (financed by Jit)
• The Jit community will bring you a nice time during regular integration meetings

 

Project

---

You will be involved in a financial project focused on Data Warehouse testing within the Snowflake platform. The role requires a highly skilled QA Tester who can quickly integrate into ongoing data testing processes, validate complex data flows, ensure data accuracy, and collaborate with development teams to meet deadlines. Strong expertise in SQL and dbt testing and experience with Snowflake and Apache Airflow are essential. We seek an open-minded, proactive problem-solver eager to learn and adapt to new technologies.

 

Responsibilities you'll have

• Validate complex data flows and ensure data accuracy in Snowflake
• Create and execute test plans and test cases for data pipelines
• Perform thorough testing of all ETL and data transformation processes
• Develop automated test scripts using Python for data validation
• Collaborate with development teams to meet project deadlines
• Troubleshoot data issues using log analysis tools like Splunk
• Monitor data pipeline performance using Grafana
• Test data delivery through Kafka topics and APIs
• Validate real-time and near-real-time data scenarios
• Ensure business rules and configurations are correctly implemented

 

Expected competences and knowledge

• Strong SQL skills for data validation and manipulation
• Proficiency in Python for test automation and scripting
• Experience with data, including the understanding of dbt (Data Build Tool) extensions
• Hands-on experience with Snowflake for querying and testing
• Knowledge of Apache Airflow for orchestrating data workflows
• Familiarity with Splunk for log analysis and troubleshooting
• Understanding of monitoring tools like Grafana for data pipelines
• Experience in API testing and data streaming validation (Kafka)
• Strong analytical and problem-solving skills
• Ability to understand and test business rules and configurations

 

Technologies you'll work with

---

• BIG Data / ETL / Data Testing / SQL 
• Snowflake 
• Python 
• Apache Airflow
• Kafka 
• APIs for Data Validation
• Splunk 
• Grafana 

 

Client – why choose this particular client from the Jit portfolio?

---

Jit Team has had an over-decade-long relationship with the leading financial group in the Nordic countries, and we are privileged to be our client's premier partner in Poland. At present, over 200 Jit personnel are engaged in the completion of more than 60 projects for this Norwegian major provider of financial services with a global presence and a strong focus on modern technology. Our customer's work atmosphere is epitomized by the Scandinavian culture, which is conducive to people who place emphasis on work-life balance and feedback culture. Furthermore, all projects are executed in international teams, giving constant exposure to the English language. 

 

About Jit Team

---

The Human factor of IT - it's not just a slogan, it's a philosophy. The foundation of Jit Team is people, which is why we prioritise you. We employ over 500 experienced experts. We create highly specialised teams for clients from all over the world. We offer team members developmental projects, a wide range of benefits and a proprietary professional development programme.

Behind our maxim are also charitable and educational activities. We support pupils and students by donating learning equipment. We offer internships to help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We are a Polish company and we share what we have achieved over 15 years of activity. By supporting indigenous initiatives, we ensure the circulation of good energy.