Hi,
I can update your accounting system.
I have great experience working with CodeIgniter.
As for me, I am professional Web Developer and co-owner of a web-development team with 17 years experience in Website Development and I’m from Europe (Ukraine).
Have more than 17 years experience with PHP Frameworks (Zend, CodeIgniter, Yii) Besides, I have degree related to Computer Science.
Our relevant experience with PHP
One of our best PHP projects is a portal for business brokers. See http://www.thebusinessplace.com. The Business Place is an online matchmaking service connecting investors looking to buy a business and vendors trying to sell a business, as well as brokers, banks, venture capital firms and other business suppliers.
I develop and support this project ongoing basis
Technologies: LAMP (Linux, Apache, MySQL, PHP5), Zend Framework, OOP, MVC, SVN, SQL, xHTML, CSS, JavaScript, DOM, XML, AJAX.
Contact me if you are interested.