Develop end-to-end features and own them through production. Develop best practices and write clean, secure, readable, scalable code. Collaborate with engineers and cross-functional colleagues. Integrate and build for external and internal APIs. 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. Consider cross-device and cross-platform compatibility (mobile, tablet, desktop). Ship often and fast in an agile environment with continuous deployment. Be involved in product, mission, and success beyond development tasks.