Search Query Limiting Plugin

I'm looking for a skilled WordPress developer to create a plugin that allows site administrators to limit search queries to a single directory within the directorist wordpress plugin,

Key Requirements:
- Functionality to set parameters on search queries
- Compatibility with the latest WordPress version
- Documentation for installation and usage

Ideal Skills and Experience:
- Proven experience in WordPress plugin development
- Strong understanding of WordPress architecture and database
- Ability to provide ongoing support and updates if necessary