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by Master International



Master International offers a range of solutions that form a complete and easy-to-use suite of professional, HR-assessment tools that create unique workflows and provide performance analytics which are supported by our HR advisory services.


CET Global offers 3 solutions from Master: OPTO, EASI, and BRIGHT which can be used to gain key insights to improve workflows and organisational performance. 

How it works?


OPTO is based on the Big Five model that measures 8 Dimensions of personality relevant for performance at work and general job success. 

The personality test OPTO empowers hiring managers, HR professionals and business partners to instantly source, filter and recruit talent based on objective performance criteria, built-in analytics and intuitive reporting.



OPTO meets the highest international standards for professional tests. Extensive documentation has been performed to provide evidence of reliability and validity.

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