Gift Card Trading App Development(apply only if you created one before )

I'm looking to create a gift card trading app available on both iOS and Android platforms.

Core feature:
- Gift card trading platform

Ideal skills and experience:
- Mobile app development for both iOS and Android
- Experience in developing trading or marketplace platforms
- Strong UI/UX design skills
- Knowledge of secure transaction processes
- Experience with in-app messaging systems is a plus

Please provide relevant portfolio work and ensure you have experience in similar projects.