My specials: Have a large expiration in not typical tasks with native PHP, but also have work with many popular CMS and framework, such as Yii, Cakephp, Wordpress and so on. Commercial expiration over 5 years. Usual use test, write good and valid documentation.
Additional: Not large expiration in desktop programming in C#, C++, MASM.
And the last, If i want your proposal, it is men, that I good see in your type of problems and i am ready give you free consultation and discuss Firstly the problem and propose decisions.