Nikos Kefalakis is a Principal Architect and team lead with 17+ years delivering EU‑funded IoT, Industry 4.0 and cybersecurity programs and currently leading a 12+ engineer team at Netcompany. He combines hands‑on back‑end Java development—evident from core contributions to the well‑known OpenIoT open‑source project—with system and multi‑tier microservice design for sensor networks, Auto‑ID and embedded systems. A frequent technical coordinator on Horizon/FP7 projects, he co‑founded the award‑winning OpenIoT and AspireRFID initiatives and has authored 35+ publications. Based in Athens, Greece, he balances research and product delivery as a PhD candidate at Aalborg University, bringing both academic depth and practical leadership to complex, multi‑partner integrations.
17 years of coding experience
18 years of employment as a software developer
PhD Configuration Framework and Context Awareness for Intelligent Sensor Networks, PhD Configuration Framework and Context Awareness for Intelligent Sensor Networks at Aalborg University
Msc in Information Technology and Telecommunications Information Technology and Telecommunications, Msc in Information Technology and Telecommunications Information Technology and Telecommunications at Athens Information Technology
Electronic Computing Systems Information Technology and Telecommunications, Electronic Computing Systems Information Technology and Telecommunications at Technological Education Institute of Piraeus
The Open Source Project for the Internet of Things
Role in this project:
Back-end Developer
Contributions:141 commits, 4 pushes, 2 branches in 9 years 7 months
Contributions summary:Nikos's commits primarily involve modifications to Java code within the `openiot` repository. These changes focus on the development of common libraries and models, specifically related to the Internet of Things (IoT) domain. The user added new classes and modified existing ones related to query scheduling and other data structures, contributing to the core functionality of the project. The modifications include the creation of JAXB-generated Java classes, suggesting involvement in data serialization and deserialization, particularly within the context of XML-based communication.
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Nikos Kefalakis - Principal Architect & Team Lead at Netcompany