Photon Interactive UK Limited
We’re looking for an experienced E700 Engineer with deep hands-on experience working with Android-based POS terminals, ideally PAX E700. This role is responsible for supporting device-specific testing, integrating with hardware peripherals, and resolving any low-level issues encountered on the PAX platform as part of a React Native POS solution rollout.
Key Responsibilities:
- Configure, test, and troubleshoot the React Native app on PAX E700 hardware.
- Work with serial interfaces, cash drawer APIs, barcode scanner, printer modules, and EMV card readers.
- Support peripheral discovery, device provisioning, and connectivity validation (WiFi, Ethernet, Cellular).
- Reproduce and debug device-level issues across firmware versions.
- Validate fallback behavior to legacy TSYS POS.
- Collaborate with QA and development teams to support real-device usability testing and certification.
- Provide input on device setup instructions, logs, and deployment procedures.
Required Skills:
- 3+ years of experience working with Android-based embedded or POS hardware.
- Experience with PAX E700 or similar smart POS terminals (Sunmi, Clover, etc.).
- Familiarity with PAX SDKs, TMS tools, or Android logcat/debugging tools.
- Understanding of React Native apps running on embedded Android.
- Strong troubleshooting skills around device provisioning, drivers, and peripheral connectivity
- Exposure to payment integrations (e.g., TSYS, Tetra, Ingenico, etc.).
- Experience setting up secure testing environments for device labs.
- Comfort working closely with QA, DevOps, and client infra teams
Originally posted on Himalayas
To apply for this job please visit himalayas.app.
Working in India
India, officially the Republic of India, is a country in South Asia. It is the seventh-largest country by area, the most populous country in the world and, since its independence in 1947, the world's most populous democracy. Bounded by the Indian Ocean on the south, the Arabian Sea on the southwest, and the Bay of Bengal on the southeast, it shares land borders with Pakistan to the west; China, Nepal and Bhutan to the north; Bangladesh and Myanmar to the east. In the Indian Ocean, India is near Sri Lanka and the Maldives. Its Andaman and Nicobar Islands share a maritime border with Myanmar, Th
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