Lead the design and architecture of POS terminal solutions, ensuring security, scalability, performance, and integration with various hardware and payment systems.
Develop and maintain architectural documents and diagrams for POS terminal systems, ensuring all platforms are well documented and up to date.
Make architectural decisions on POS terminal software, integrating various payment technologies, EMV standards, and ensuring hardware compatibility.
Lead the development of POS-related applications
Optimize system performance and security, particularly around payment processing and EMV protocols.
Participate in planning sessions with product and engineering teams to ensure solutions meet market needs and business goals.
Conduct code reviews and ensure best practices for mobile and embedded systems development, especially for Android Native development.
Define and enforce software engineering best practices across the POS and related teams to improve efficiency and developer productivity.
Ensure the stability and reliability of POS terminal products and applications, monitoring system performance and troubleshooting as necessary.
Provide technical mentorship to engineering teams, helping them grow their skills and contribute to the broader technical vision.
Participate in the hiring process, screening engineers with expertise in POS systems, mobile, and embedded development.

To succeed in this role, we think you should have:

At least 8 years of experience in system design, architecture, and development, specifically in the POS terminal domain.
Strong expertise in Android Native development (Java/Kotlin), with a deep understanding of Android-based POS terminal solutions.
Experience in cross-platform mobile development, such as Flutter, and familiarity with other POS application platforms (e.g., C, JavaScript) is a plus.
Strong knowledge of EMV (Europay, Mastercard, and Visa) security protocols, including chip-based transactions, encryption, and key management.
Experience with hardware integration for POS devices, such as card readers, pin pads, printers, and other peripherals.
Deep understanding of payment systems architecture, including integration with payment processors and gateways.
Knowledge of software quality assurance principles and their application in financial systems.
Excellent problem-solving skills with an ability to manage complex system interactions and adapt to changing requirements.
Strong communication skills, capable of presenting complex technical concepts clearly to both technical and non-technical stakeholders.
Leadership abilities with a focus on mentoring engineers and driving process improvements within the team.

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