We are currently looking for an QA Specialist for Data Warehouse projects who wants to participate in challenging projects, to work with international teams and to share experience and knowledge with technically proficient colleagues.


  • Analyze business requirements and perform gap analysis
  • Prepare source data to be used for testing ETL, BI and Big Data applications
  • Design and execute test cases, prepare test scenarios and test procedures
  • Generate expected results and compare with the actual results populated from the ETL and BI processing
  • Analyze results from the test execution and identify discrepancies
  • Analyze discrepancies, perform Root Cause analysis and Defects Management
  • Write scripts using SQL, KornShell, Perl and Python, and utilize tools such as HP ALM to manage and automate testing activities
  • Prepare the required output documentation
  • Work closely with other team members to ensure the smooth implementation of the project deliverables


  • University degree in Computer Science or similar
  • 2 years of professional experience as a QA
  • Experience in Relational Databases such as Netezza, Teradata, IBM DB2, Oracle, Microsoft SQL Server
  • Experience in writing SQLs
  • Strong analytical and communication skills
  • Capability to approach problems as challenges and deal with them constructively
  • English language proficiency (spoken and written)
  • German language is an advantage

Who we are

Adastra is a global IT consulting company that helps businesses across the world unlock new opportunities in the global marketplace by getting the most out of their data. With over 20 years of industry experience, deep technical expertise, full stack capability, and end-to-end services, we deliver stable, scalable, secure, and high performing solutions.

Driven by our strong multinational Adastra community of IT experts in Canada, United States, Germany, Bulgaria, Thailand, Slovakia, and Czechia, we focus on enterprise Data Management strategy, Cloud-based and modern Data Warehouse solutions, Business Intelligence and Analytics, Application Development, Digitalization, and Automation.


Employee Perks & Benefits

MultiSport card

Additional health insurance

Free German language classes

Employee referal program with awards

Corporate discounts

Free drinks in the office

Gaming and relax area

Internal events and CSR programs

Offices in Bulgaria

Sofia, Plovdiv, Varna


working in international teams