A front end software engineer or developer designs websites and applications, often using JavaScript and CSS, to ensure that client-side software can run them optimally. As a front end software engineer, you must evaluate system design, networking, and data compression to ensure a website or application is efficient and can handle high-volume traffic. Your focus is on web usability and a seamless user experience. Qualifications include a bachelor’s degree in information technology or computer science. Companies expect a front end software engineer to understand JavaScript, CSS, and HTML. You can gain additional employment opportunities with knowledge of C++, AJAX, and Python.