Multi-Currency Viva API Setup

I need an expert to set up the Viva API for multi-currency support. Initially, I want to support SEK and EUR.

Requirements:
- Integrate Viva API for SEK and EUR
- Ensure secure and accurate transactions
- Provide documentation for future reference

Ideal Skills and Experience:
- Strong experience with Viva API
- Proficiency in handling multi-currency setups
- Background in financial transactions and API integrations
- Good documentation skills