This certifies that

John Arnold

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has passed the following public test on Jun 3, 2020:

Ruby (Hard), ranking in the Top 10%

TestDome is a provider of high-quality online screening tests for knowledge workers. TestDome uses work-sample testing methodology—candidates are checked through small samples of actual work.

John Arnold Ruby (Hard)

Certification ID: https://www.testdome.com/cert/ef69c77ec6ab48f5a5341a638a70a4e4

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