Online Quiz App Development

I'm looking for a developer to create an online quiz application. I have all the questions ready.

Requirements:
- Platform: Both web-based and mobile app
- User Authentication: No login required, open access for everyone
- Question Type: Yes or No questions only

Ideal Skills and Experience:
- Experience in developing both web and mobile applications
- Strong background in creating user-friendly quiz interfaces
- Ability to integrate a database for question management

Please provide examples of similar work done.