Payment Gateway Integration Specialist for D200 mPOS

2 days ago

Muscat, Muscat, Oman Blue Zone SPC Full time 20,000 - 60,000 per year

We are seeking a skilled developer to integrate a D200 mPOS device with a GPE 30 vending machine and connect it to Thawani, a local payment gateway in Oman. The goal is to enable secure, cashless transactions directly from the vending machine using Thawani's API. This project includes initial integration, testing, and long-term support for updates and troubleshooting.

Desired Candidate Profile

Phase 1: Integration & Deployment
- Review technical documentation for D200 mPOS and Thawani API
- Establish secure communication between the D200 device and Thawani's gateway
- Configure the GPE 30 vending machine to trigger and process payments via D200
- Ensure compliance with PCI-DSS and local data protection standards
- Conduct functional testing and assist with deployment in Oma

Phase 2: Ongoing Support (Contractual)
- Provide on-call technical support for troubleshooting and updates
- Maintain compatibility with Thawani's evolving API and firmware updates
- Offer performance optimization and bug fixes as needed
- Advise on future scalability or multi-device rollouts

Required Skills:
- Experience with payment gateway integration (preferably Thawani or similar)
- Familiarity with mPOS devices (D200 or equivalent)
- Knowledge of vending machine protocols and embedded systems (GPE 30 preferred)
- Strong understanding of RESTful APIs, encryption, and secure transaction flows
- Ability to work independently and communicate clearly in English (Arabic is a plus)

Location:
Remote work is acceptable, but preference will be given to developers familiar with Omani fintech regulations or based in the GCC region.

Timeline:
- Immediate start for integration phase
- Long-term support contract to be negotiated after successful deployment

To Apply: Please include: - Relevant experience with mPOS or vending machine integrations - Examples of past payment gateway projects - Your availability for long-term support - Estimated timeline and cost for initial integration

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