Setup MongoDB Sharded Cluster

I need a MongoDB sharded cluster setup for a web application database on MacOS.

Key Requirements:
- Configure a secure, efficient sharded cluster
- Optimize for web application performance
- Provide documentation for maintenance

Ideal Skills & Experience:
- MongoDB certification or equivalent experience
- Strong knowledge of sharded cluster setups
- Experience with MacOS environment
- Familiarity with web application database requirements

Please share your relevant experience and approach.