Joan-Alexander Grigorov

Joan-Alexander Grigorov

OMG-Certified UML Professional

Veliko Tarnovo, Bulgaria



What's the difference?

Software Engineer over here!

Domain-driven design enthusiast with passion for structuring flexible OO design with PHP.

Certified as UML Professional (Fundamentals) by Object Management Group on December 2013.

For the last 4 years I've been actively developing web applications using Zend Framework (since July 2012 I'm Zend Framework Certified Engineer).

Expert in design patterns with over 4 years of professional experience.

I'm developing enterprise web applications, file sharing systems, we…


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Tests Taken
Name Percentile Score

Advanced PHP Test


PHP5 Test


PHP5 Test