Monnaie 100 Project Management Tool

I need a skilled developer to create a desktop project management application for Windows. This tool will help users plan, execute, and monitor projects efficiently.

Key Features:
- Task assignment and tracking
- Project timelines and Gantt charts
- Resource allocation
- Budget management
- Collaboration tools (chat, file sharing)

Ideal Skills and Experience:
- Expertise in desktop application development, especially for Windows
- Strong background in project management methodologies
- Familiarity with UI/UX design principles
- Proficient in programming languages such as C#, .NET, or similar

Please provide samples of previous related work and any relevant certifications.