Cat Treasure Hunt Game Development

I'm seeking an end-to-end developer for a kids' puzzle gaming app themed around my cats and brand for both iOS and Android.

The game concept revolves around a cat treasure hunt, where players find hidden treats and complete puzzles.

Key Requirements:
- Game concept development
- Puzzle mechanics design (treasure hunt)
- Multi-level gameplay creation
- Kid-friendly graphics and UI
- Publishing on iOS and Android

Ideal Skills:
- Experience in mobile game development
- Strong background in puzzle game design
- Proficiency in both iOS and Android platforms
- Graphic design skills for engaging kid-friendly visuals

Please provide options/suggestions and cost estimates.