Mongo Db Expert with C#

I am looking for a MongoDB expert with C# skills to help optimize my queries for a short-term project.

Requirements:
- Expert level MongoDB expertise
- Strong knowledge of C# frameworks and libraries
- Experience in query optimization for MongoDB

Skills needed:
- MongoDB query optimization
- C# programming
- Strong problem-solving skills
- Attention to detail

Please provide examples of previous projects and your level of expertise in MongoDB and C#.