JCard & jPOS

As a JCard & jPOS Solution Engineer/Technical Architect, your role involves defining and implementing message flow, packager structures, and transaction routing for ISO8583 systems. You will provide technical leadership, code reviews, and mentoring for the jPOS development team. Your responsibilities also include ensuring high availability, security, and scalability of transaction systems. Additionally, you will collaborate with business stakeholders and solution teams to translate requirements into robust architecture. Your role will involve driving performance tuning, transaction throughput optimization, and fault-tolerant design. Key Responsibilities: - Define and implement message flow, packager structures, and transaction routing for ISO8583 systems. - Provide technical leadership, code reviews, and mentoring for the jPOS development team. - Ensure high availability, security, and scalability of transaction systems. - Collaborate with business stakeholders and solution teams to translate requirements into robust architecture. - Drive performance tuning, transaction throughput optimization, and fault-tolerant design. Required Technical Skills: - Expert-level knowledge of jPOS and ISO8583 message structure. - Strong Java/J2EE skills with hands-on integration experience. - Familiarity with Q2 framework, transaction manager, and packager configurations. - Understanding of EMV, settlement, and reconciliation processes. - Knowledge of network security, encryption, and key management (HSM) preferred. - Exposure to Spring Boot, Microservices, Docker/Kubernetes a plus.,