To check the authenticity of a certificate issued by BSTQB, use the search function below.

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The certificate numbering will be displayed partially to prevent this number from being misused by someone else.

If you have correctly entered your certificate number (full), or your name (full or partial) and no information has been submitted, or if you have any questions about the information submitted, please contact the Examinations Directory (exame@bstqb.org.br).

Name ID Level Certification Date
William Carlos de Oliveira 17-CTFL-XXXXX-BR CTFL Foundation Level 2017-05-12
William Carlos de Oliveira 18-CTAL-TA-XXXXX-BR CTAL-TA Test Analyst 2018-06-08
William Coutinho de Souza 21-CTFL-XXXXX-BR CTFL Foundation Level 2021-12-03
William Coutinho de Souza 22-CTFL-AT-XXXXX-BR CTFL-AT Certified Tester Foundation Level, Agile Tester 2022-08-12
William Coutinho De Souza 25-CT-PT-XXXXX-BR CT-PT Certified Tester, Performance Testing 2025-09-01
William da Fontoura Nunes 21-CTFL-XXXXX-BR CTFL Foundation Level 2021-12-03
William da Fontoura Nunes 22-CTFL-AT-XXXXX-BR CTFL-AT Agile Tester 2022-04-08
William da Silva Aboboreira 22-CTFL-XXXXX-BR CTFL Certified Tester Foundation Level 02/12/2022
William da Silva Aboboreira 24-CTFL-AT-XXXXX-BR CTFL-AT Certified Tester Foundation Level, Agile Tester 2024-08-30
William de Quevedo Sandoval 13-CTFL-XXXXX-BR CTFL Foundation Level 2013-03-08