Remittance E-Money Integration Platform -- 2

I’m building a full-stack remittance platform that lets people move money seamlessly through bank transfers and mobile wallets. At launch those two rails are non-negotiable; later on I may add cryptocurrency, so clean, modular integrations are important... (Budget: $8 - $15 AUD, Jobs: API Development, Cloud Computing, Database Management, Documentation, Full Stack Development, Mobile App Development, MySQL, PHP, REST API, Ruby on Rails)