Develop end to end features and see them through to production. Develop best practices and write clean, secure, readable, scalable code. Collaborate with other team members, including engineers and cross-functional colleagues. Integrate and build for external and internal API's. Develop new products in PHP and alter existing PHP code. Write and optimize SQL queries and design schemas. Create and code complex backend algorithms. Profile and optimize new and legacy code. Use CSS and Javascript to complete functionality of new products. Leverage Bootstrap 3, jQuery HTML5, CSS3 and other open source technologies. Think cross-device and cross-platform, mobile, tablet and desktop. Ship often and fast in an agile environment with continuous deployment. Be involved in product, marketing, and business strategy.