The Reactive Developer course is an instructor-led program focusing on the core aspects of creating reactive apps using OutSystems. It provides in-depth training from world-class certified instructors, emphasizing a practical, hands-on approach. Key focus areas include app development best practices, data modeling, user interface design, architecture, integration, and performance optimization. This comprehensive program is designed to equip participants with thorough knowledge and skills for effective reactive app development within the OutSystems framework.