Backend QA Specialist with SQL


Sofia, BG Varna, BG Plovdiv, BG

Working Type:  Hybrid


Adastra is a global IT company, offering premier class services and solutions in the area of Information Management. We work in international teams and on projects for leading global financial, automotive, telecommunications and insurance pioneers. We pride ourselves in accepting the challenge of mastering new technologies with each new task and in empowering our clients in achieving results. What gives us satisfaction is the opportunity to apply innovation in our jobs daily, inclusive of new areas such as Big Data, Artificial Intelligence, Internet of Things, Blockchain, Cloud, Data Monetization and Robotic Process Automation.

We are currently looking for an QA Specialist with SQL 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


What Adastra can offer you:


  • Diverse career growth opportunities
  • Extensive portfolio of technical trainings
  • Access to certification programs
  • Leadership and soft skills trainings
  • Exposure to challenging projects in an international environment
  • Opportunity to work with the latest technologies in the Data field
  • Free German language classes
  • Multicultural, dynamic, and learning-focused working environment
  • Extended Additional Health insurance package
  • Multisport cards
  • Additional annual paid leave days
  • Opportunity to work from home
  • Recharge program for a better balance between work and personal commitments
  • Referral bonus program
  • Corporate social and charity initiatives and Events
  • Regular team buildings and office parties
  • Three office locations in Bulgaria with a relax and gaming area


Are you ready to join a dynamic team of Information Management professionals committed to deliver best-in class solutions and services to the world’s leading organizations? Apply now or send your resume in English. We thank all interested applicants and will only contact a short list of them.