I'm seeking an experienced developer for Long term to build a new web and mobile app from scratch for both iOS and Android. Key Requirements: - Experience in developing both web and mobile applications - Proficiency in programming languages for iOS and Android platforms - Strong understanding of UI/UX design principles - Ability to integrate with various APIs and backend services - Experience with database management and cloud services - Knowledge in implementing security measures for user data Ideal candidates should have a strong portfolio showcasing similar projects and the ability to deliver on (time) and within budget. Please include any relevant certifications and your approach to project management.