Jonas Jingrot is a senior development engineer with nine years specializing in embedded network adapters for industrial automation, from legacy CIP protocols like DeviceNet and EtherNet/IP to modern IIoT stacks using OPC UA and MQTT. He has driven production-grade implementations at HMS Industrial Networks and now applies his systems-design skills to fleet data flows at Zenseact. Jonas contributes to open-source OPC UA (open62541), improving server robustness, security token handling and locale-sensitive formatting—work that underscores his attention to protocol correctness and interoperability. With an MSc in Embedded and Intelligent Systems and hands-on embedded-to-cloud experience, he bridges low-level device constraints and scalable analytics pipelines. Based in Halland County, Sweden, he combines deep protocol expertise with a practical focus on reliable, secure connectivity in industrial and automotive IoT.
9 years of coding experience
13 years of employment as a software developer
Computer Science, Computer Science at Thompson Rivers University
Master of Science (MSc), Embedded and Intelligent systems, Master of Science (MSc), Embedded and Intelligent systems at Högskolan i Halmstad
Open source implementation of OPC UA (OPC Unified Architecture) aka IEC 62541 licensed under Mozilla Public License v2.0
Role in this project:
Back-end Developer
Contributions:4 reviews, 52 commits, 39 PRs in 5 years 1 month
Contributions summary:Jonas primarily contributed to the back-end functionality of the OPC UA implementation, addressing issues related to attribute formatting, access level checks, and security token handling. They implemented changes to correct locale formatting and added checks for the write access level of variable nodes to enforce security. Additionally, the user worked on enhancing the server's subscription and secure channel functionalities, and the handling of session creation for improved robustness. These changes reflect a focus on improving the server's reliability and adherence to the OPC UA specifications.
Open source implementation of OPC UA (OPC Unified Architecture) aka IEC 62541 licensed under Mozilla Public License v2.0
Contributions:128 pushes, 62 branches in 4 years 8 months
siemenslicensediec-62541iecopcua
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