Multi-Platform Functionality Tester

I need a detailed functional testing of both our web and mobile app. The focus is on ensuring the user login and registration functions operate seamlessly across platforms.

Key Requirements:
- Test user login and registration for both web and mobile
- Identify and document any issues or bugs
- Provide a comprehensive report on findings

Ideal Skills:
- Experience in functional testing
- Familiarity with both web and mobile app environments
- Strong attention to detail
- Prior experience with user authentication processes