To thrive as a Roku Developer, you need expertise in BrightScript, SceneGraph, and a solid understanding of streaming media technologies, typically supported by experience in cross-platform TV app development. Familiarity with version control systems like Git, RESTful APIs, and continuous integration tools is commonly expected, while formal certifications in software development can be advantageous. Strong problem-solving skills, attention to detail, and effective communication are essential soft skills for collaborating with design, QA, and product teams. These competencies ensure the creation of high-quality, performant streaming applications and foster seamless teamwork in a fast-evolving industry.