Senior FinTech API & Payment Integration Engineer

gientech singapore pte. ltd. is seeking a highly specialized Integration Service Professional in Singapore to architect, develop, and maintain secure integration services and payment portals.

The role bridges modern web technologies, API gateways, and enterprise-grade financial security infrastructure. The ideal candidate has deep expertise in full-stack development, API management, Luna HSM, and traditional banking payment flows, with fluent Mandarin and English communication for global