Experienced Developer Needed for SUNMI POS Integration with ASI SPDH Base24 [DONT APPLY IF YOU HAVE NO EXPEREINCE ON THIS EAXACTLY]

Project Description:

We are seeking an experienced and skilled developer to integrate our SUNMI POS system with an ASI SPDH Base24 switch. This project requires a deep understanding of payment processing systems, experience with SUNMI PAY SDK, and familiarity with the ASI SPDH protocol and Base24 switch.

Responsibilities:

Review and understand the provided documentation for SUNMI PAY SDK and ASI SPDH Base24 switch.
Develop and implement features for Normal Purchase/Sale, Preauthorization Purchase, Preauthorization Completion, and Void/Reversal.
Ensure secure and efficient communication between the SUNMI POS system and the Base24 switch.
Conduct thorough testing to ensure reliability, security, and compliance with industry standards.
Provide documentation and support for the implemented solution.
Requirements:

Proven experience in POS system integration, specifically with SUNMI devices.
Strong knowledge of payment processing systems and protocols, particularly ASI SPDH and Base24 switch.
Proficient in Android development and familiar with the SUNMI PAY SDK.
Excellent problem-solving skills and attention to detail.
Strong communication skills and ability to work independently.
Previous experience with similar projects is highly desirable.