A junior software developer with no experience is an entry-level professional. In this role, you may help code applications, troubleshoot and debug problems in existing programming, and otherwise work to develop the skills needed for a senior position. Many employers use this job as a training period to help you acquire any specific programming skills you need to work with their existing software. In this context, no experience refers only to a lack of professional experience, as many junior software developers gain a significant amount of experience coding for small, independent jobs.