To thrive as a Progress 4GL Developer, you need strong programming skills in Progress 4GL/ABL, database management, and application development, often supported by a bachelor's degree in computer science or a related field. Familiarity with Progress OpenEdge, version control systems, and relevant certifications can be highly beneficial. Analytical thinking, effective communication, and problem-solving abilities help you collaborate successfully with business users and technical teams. These skills and qualities are essential for delivering robust, maintainable business applications that meet evolving organizational needs.