Summary
Kien Duc is a Technical Lead with over 12 years of experience building backend systems, embedded software, and cross-platform mobile applications, with deep Java and Spring Boot expertise. He has a strong track record in designing RESTful APIs, microservices, and integrating messaging systems like Kafka, MQTT and AMQP, plus hands-on work with POS devices and payment protocols including ISO8583. His background spans Linux/Android system-level development and Flutter-based Android apps on Ingenico/Landi POS terminals, bridging device firmware and cloud services. Proven in architecture design, task estimation, and mentoring, he routinely delivers production-ready solutions in Agile teams and brings practical cryptography and integration experience (OpenSSL, Java Cipher, SAP PI/PO, Oracle Integration Cloud). Based in Vietnam, he combines telecommunications graduate training with years at companies from Samsung to Ingenico, making him adept at solving both low-level system challenges and scalable backend problems.
12 years of coding experience
12 years of employment as a software developer
Master's degree Electrical Electronics and Communications Engineering, Master's degree Electrical Electronics and Communications Engineering at Vietnam National University, Hanoi