Comprehensive Resort Management System Development

I'm looking for an experienced developer to create a robust resort management system. The system should include:

Room Booking: An online reservation capability is essential.

Payment Processing: Must support multiple payment methods, including credit/debit cards, bank transfers, and digital wallets.

Staff Management: Efficiently manage resort staff.

Ideal Skills and Experience:
Proficiency in developing booking and payment systems.
Experience with multi-payment gateways.
Strong background in staff management software solutions.
Please provide relevant portfolio examples and estimated timelines.