Freelance IoT Software Engineer (all genders)

<div class="content-intro"><p><strong>About The Company</strong></p> <p>GROPYUS is a technology-based construction company focused on building multi-story residential buildings. Thanks to its prefabricated building system with various design options, industrial offsite construction, and fully digitalized processes, the company manufactures aspirational, sustainable, and affordable homes using timber construction methods. GROPYUS is using scalable construction and manufacturing solutions to tap into a future market, boost Europe's strength in innovation, while also playing a substantial role in improving sustainability.</p></div><div class="job"> <h2><span data-contrast="none"><span data-ccp-parastyle="heading 2">About the role</span></span><span data-ccp-props="{&quot;134245418&quot;:true,&quot;134245529&quot;:true,&quot;335559738&quot;:160,&quot;335559739&quot;:80}">&nbsp;</span></h2> <p><span data-contrast="auto">We are looking for a Senior Software Engineer freelancer to support GROPYUS on a 10-month project focused on our Smart Living and Smart Building technology stack.</span><span data-ccp-props="{}">&nbsp;</span></p> <ul> <li><span data-contrast="auto">Improve zero-touch provisioning [Kotlin, Spring Boot, Linux, BLE / Bluetooth Mesh]</span><span data-ccp-props="{}">&nbsp;</span></li> <li><span data-contrast="auto">Enhance monitoring capabilities [BLE / Bluetooth Mesh, Grafana, Prometheus, OTel Collector, Spring Boot]</span><span data-ccp-props="{}">&nbsp;</span></li> <li><span data-contrast="auto">Build a Proof of Concept for the new BOS Architecture based on the defined functional requirements</span><span data-ccp-props="{}">&nbsp;</span></li> </ul> <p><span data-contrast="auto">The project is open to freelancers based anywhere in the EU, with an expected availability of 30–40 hours per week.</span><span data-ccp-props="{}">&nbsp;</span></p> <h2><span data-contrast="none"><span data-ccp-parastyle="heading 2">What you will be doing</span></span><span data-ccp-props="{&quot;134245418&quot;:true,&quot;134245529&quot;:true,&quot;335559738&quot;:160,&quot;335559739&quot;:80}">&nbsp;</span></h2> <ul> <li><span data-contrast="auto">Build and </span><span data-contrast="auto">configure</span><span data-contrast="auto"> Linux-based IoT and edge systems for smart homes and smart buildings</span><span data-ccp-props="{}">&nbsp;</span></li> <li><span data-contrast="auto">Develop device-to-cloud communication pipelines for telemetry, control, and automation</span><span data-ccp-props="{}">&nbsp;</span></li> <li><span data-contrast="auto">Work on edge computing components running on embedded Linux systems</span><span data-ccp-props="{}">&nbsp;</span></li> <li><span data-contrast="auto">Implement and support device lifecycle management: provisioning, configuration, monitoring, and OTA updates</span><span data-ccp-props="{}">&nbsp;</span></li> <li><span data-contrast="auto">Build internal tools and automation for IoT fleet operations and diagnostics</span><span data-ccp-props="{}">&nbsp;</span></li> <li><span data-contrast="auto">Ensure system reliability, security, and observability across edge and cloud layers</span><span data-ccp-props="{}">&nbsp;</span></li> <li><span data-contrast="auto">Collaborate closely with Product, Hardware, Platform, and Software teams</span><span data-ccp-props="{}">&nbsp;</span></li> </ul> <h2><span data-contrast="none"><span data-ccp-parastyle="heading 2">About </span><span data-ccp-parastyle="heading 2">you</span></span><span data-ccp-props="{&quot;134245418&quot;:true,&quot;134245529&quot;:true,&quot;335559738&quot;:160,&quot;335559739&quot;:80}">&nbsp;</span></h2> <ul> <li><span data-contrast="auto">Strong experience with Linux-based systems in production environments</span><span data-ccp-props="{}">&nbsp;</span></li> <li><span data-contrast="auto">Knowledge of IoT connectivity technologies (BLE, LoRaWAN, WMBus)</span><span data-ccp-props="{}">&nbsp;</span></li> <li><span data-contrast="auto">Hands-on experience with IoT protocols such as MQTT,&nbsp;</span><span data-ccp-props="{}">&nbsp;</span></li> <li><span data-contrast="auto">Hands-on experience with embedded systems or edge computing</span><span data-ccp-props="{}">&nbsp;</span></li> <li><span data-contrast="auto">Solid understanding of distributed and event-driven architectures</span><span data-ccp-props="{}">&nbsp;</span></li> <li><span data-contrast="auto">Proficiency in Kotlin</span><span data-ccp-props="{}">&nbsp;</span></li> <li><span data-contrast="auto">Experience with containers, cloud platforms, and infrastructure components (e.g. PostgreSQL, Redis, message brokers, K8s clusters)</span><span data-ccp-props="{}">&nbsp;</span></li> <li><span data-contrast="auto">Experience with telemetry, streaming data, and time</span>‑<span data-contrast="auto">series data</span><span data-ccp-props="{}">&nbsp;</span></li> <li><span data-contrast="auto">A collaborative mindset and willingness to take ownership</span><span data-ccp-props="{}">&nbsp;</span></li> </ul> <p><span data-contrast="none"><span data-ccp-parastyle="heading 2">Nice to </span><span data-ccp-parastyle="heading 2">have</span></span><span data-ccp-props="{&quot;134245418&quot;:true,&quot;134245529&quot;:true,&quot;335559738&quot;:160,&quot;335559739&quot;:80}">&nbsp;</span></p> <ul> <li><span data-contrast="auto">Experience with embedded Linux, OTA systems, or secure device identity</span><span data-ccp-props="{}">&nbsp;</span></li> <li><span data-contrast="auto">Knowledge of observability and monitoring across edge and cloud systems</span><span data-ccp-props="{}">&nbsp;</span></li> </ul> </div><div class="content-conclusion"><h4>Join us on our mission to design buildings as continuously evolving products to create the most exciting and affordable experience for all. We build for people and conserve the resources of our planet.<br><br>We can't wait to get to know you.&nbsp;<br>For more information, visit our&nbsp;<a href="https://gropyus.com/">website</a>.</h4></div>

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