Develop a react native app -Android and iOS - Frontend + Backend

Hi, I am looking for a mobile app developer to develop a react native Android and iOS app. I have the design of the app ready using the Figma. The front end has to be pixel perfect as per the design. Figma Design: [login to view URL] You can check the JPEG files of the design on this link: [login to view URL] About the App! You might have experienced that planning a team sport can be a tiring task when you have to communicate with many people to schedule a game. You need to send messages, make calls to know who is available for the game and do this repeatedly. The struggle is real for team sports such as football, cricket, hockey or baseball or any other game which involves organizing a team. Manrim will take care of all this for you. All you need is to initiate a game and invite people and rest all the following up will happen through automatic notifications and check-ins. Some major features of the app! -Create Games -Invite Players -Add reminders -Automated notifications as per the reminders -Check all the games -Basic profile settings Above are the some most prominent features of the app which will be better understood after you check all the design. Regarding the Database, share your recommendation what would be better, SQLite Vs PostgreSQL Here is what has to be done, -Android/iOS front end Back end -Web services -Database operations -API writing To understand the nature of the app better, please have a look at the prototype on this link: [login to view URL] My deadline for the project is 4-5 weeks and the budget is $425 (Non-negotiable)!