E-commerce App Publishing on Playstore

I need an experienced freelancer to publish a marketplace e-commerce app on the Playstore using their organization account. The app includes:

- User profiles
- Product listings
- In-app purchases
- Authentication via email and password

Ideal skills and experience:
- Proven experience in app publishing on Playstore
- Familiarity with marketplace app functionalities
- Strong understanding of app authentication methods

Please share your relevant experience and approach to this task.