What is the difference between Sustaining Software Engineer vs Software Developer?

Career: Sustaining Software Engineer

AspectSustaining Software EngineerSoftware Developer
Primary FocusMaintaining, troubleshooting, and improving existing software systemsDesigning and developing new software applications
Work EnvironmentOften in support or maintenance teams, working on existing codebasesTypically in development teams, creating new features and products
Required SkillsStrong debugging, problem-solving, and understanding of existing codeProficiency in coding, software design, and new development

While both roles require programming skills, Sustaining Software Engineers focus on maintaining and improving existing systems, whereas Software Developers primarily create new software solutions. The roles often overlap in industry and skills but differ in their core responsibilities.