All Services Programming & Development Mobile app development $5/hr · Starting at $25 Develop mobile application for multiple OS with back end integration. Usage of open source or mobile application platform for development efforts. About $5/hr · Ongoing Download Resume Develop mobile application for multiple OS with back end integration. Usage of open source or mobile application platform for development efforts. Skills & Expertise App DevelopmentMobileOpen Source 0 Reviews This Freelancer has not received any feedback. Browse Similar Freelance Experts Web Application DevelopersOpen Source Developers