What is the Testing Tiers™ software tester ranking system? The Testing Tiers™ software tester rankings provided by AT*SQA help companies and managers compare software testers. Only ISTQB certifications from AT*SQA and ASTQB are included in Testing Tiers™ so make sure you register for your ISTQB exams through AT*SQA or through ASTQB. To see the Testing Tiers™ ranking for a software tester, click on that tester’s “Profile” in the Official U.S. List of Certified Software Testers™. Learn More About Testing Tiers™ Software Tester Rankings
