WordPress Loan Calculator Plugin Developmental

I'm seeking an experienced WordPress developer to create a finance calculator plugin for my site, using a PHP sample I will provide. The plugin will specifically handle loan calculations.

Requirements:
- Support for loan calculations only
- User inputs: Loan amount, Interest rate, Loan term
- Outputs: Monthly payment, Total interest paid

Ideal Skills and Experience:
- Proficiency in WordPress plugin development
- Strong knowledge of PHP
- Experience with finance-related calculations and interfaces
- Attention to detail and ability to follow provided samples closely

Please include any relevant previous work in your bids.