Firebase OTP Login for Android

I require a seasoned freelancer skilled in Firebase and Android development to integrate a 'shameless' user login and signup system for my application. The specific deliverables I anticipate include:

- Implementation of a 'Remember Me' option to simplify recurring logins
- OTP authentication using the user's phone number

Ideal Skills:

- Proficient in Firebase
- Android development expertise
- Experience in OTP-based login systems
- Ability to meet tight deadlines and work with minimal guidance