Hi there,
I have gone through your requirements that you want a backend for your quiz app. I can provide you a robust backend written in Laravel, MySQL. Apart from this I can also provide you fully functional android app with all the features listed above in same amount. I have implemented wallet and razor pay before in number of apps so it will be not a difficult task for me either.
I am a Senior Website Developer with extensive experience in the development of WordPress, Shopify, Woo Commerce, Laravel, Android applications. I am passionate about development that always comes across in the quality of my work. I can handle the project from start to finish including Designing, Building and Delivering. I always keep the best code quality with bug free, best App Performance and Long Term Maintenance.
Reply to this bid and let me know when would be a good time for us to connect this week. Looking forward to hear from you.
Regards,
Vinay