app for ios & android

Hi. Expert full stack developer's here with 13 years of experience in developing intuivite, robust SaaS based crowdsourcing apps. 1- Can you provide the complete details of this job? 2- What sort of features do you need in this crowd sourcing app? 3- User types and features associated with each? 4- Please enlist the administrative features. 5- Will this be SaaS based or freeware? Kindly initiate the chat so we can discuss it all thoroughly.