Data Tester

Sii Poland; Rzeszów; On-site; PLN 120,000 - 180,000; Full time

Job summary

A leading company is seeking a Data Tester to join their Business Intelligence team. The role involves performing data warehouse testing, validating reports and dashboards in Power BI, and collaborating with various stakeholders. Ideal candidates will have at least 3 years of experience in data testing, strong SQL skills, and a passion for BI solutions.

Benefits

Great Place to Work

Solid financial situation

Contracts with the biggest brands

Centre of internal trainings

Profit sharing

Regular integration events

Comfortable and well-equipped offices

Qualifications

• Minimum 3 years of experience in testing data or BI solutions.
• Very good knowledge of SQL and Power BI.
• Ability to document test cases and collaborate effectively.

Responsibilities

• Conduct data warehouse testing, including validation of tables and ETL/ELT logic.
• Write SQL queries for validation tests and document scenarios.
• Participate in regression testing and migration projects.

Skills

Data warehouse testing

SQL

Power BI

Collaboration

Documenting test cases

DAX

English

Tools

Jira

SSIS

Job description

Do you have experience in testing Business Intelligence solutions and want to grow in a Microsoft/Azure based environment? We are currently looking for a Data Tester to join a BI team executing projects for a fast fashion company with global reach.

Your tasks

• Data warehouse testing - validation of tables, views, ETL/ELT logic
• Documenting scenarios and test cases
• Writing SQL queries for automated and validation tests
• Participating in regression testing for changes and/or migrations of data sources
• Testing reports and dashboards in Power BI - validating data and business logic (DAX, semantic models)
• Daily collaboration with data engineers, analysts and global stakeholders
• Participation in a major migration project - moving from SSRS to Power BI
  
  

Requirements

• Minimum 3 years of experience in testing data, reports or BI solutions
• Very good knowledge of SQL - writing validation queries
• Experience with testing data in data warehouses
• Knowledge of Power BI - ability to validate reports and models (knowledge of DAX welcome)
• Ability to document test cases and collaborate with BI team
• Good knowledge of English - working in an international environment
• Required to be based in Poland
  
  

Nice to have

• Experience with testing in an Azure environment (Synapse, Databricks)
• Familiarity with tools such as SSIS and Jira, and test automation frameworks
  
  

Job no. 250625-ZRS14

Benefits For You

Great Place to Work

Solid financial situation

Contracts with the biggest brands

Centre of internal trainings

Many experts you can learn from

Open and accessible management team

Profit sharing

Passion Sponsorship program

Regular integration events and trips

Comfortable and well-equipped offices

MySii app

Medical care