Android Casual Game Development

I'm looking for an experienced game developer to create a casual game for Android. The game should incorporate the following key gameplay elements:

- Levels or stages
- Score-based system
- Time-based challenges

Ideal Skills and Experience:
- Proven experience in developing Android games, particularly casual games
- Strong understanding of game mechanics and level design
- Ability to create engaging score-based and time-based challenges
- Proficiency in relevant game development tools and technologies
- Creative mindset to design fun and addictive gameplay

Please provide samples of previous work and a brief outline of your approach to this project.