Bachelor's degree in Computer Science, Mathematics or equivalent education and experience preferred. 5+ or 3+ years of commercial software development experience, including at least 4 years of PHP development. Experience with large scale enterprise-level systems. Expertise in one major database platform (Oracle, MYSQL or similar). Experience with PHP implementation of APIs. Passion for elegant designs and technical excellence. Track record of delivering well-designed, robust and scalable software. Experience with quality assurance methodologies and testing across platforms and browsers.