To thrive as a Remote IBM RPG Programmer, you need expertise in RPG (Report Program Generator) programming, AS/400 systems, and a background in computer science or related fields. Familiarity with IBM iSeries, CL programming, SQL, and source control tools like Git is typically required, and certifications in IBM technologies can be advantageous. Strong problem-solving abilities, effective communication, and self-motivation are crucial soft skills in a remote setting. These skills and qualities are vital to deliver reliable, efficient software solutions while collaborating remotely with teams and stakeholders.