Freelance IoT Software Engineer (all genders)
gropyus
Freelance IoT Software Engineer (all genders) at gropyus is a full time role based in Berlin, State of Berlin, Germany. Listed skills: Product Operations. It was published on 2 September 2026 and was open at last check.
| Role | Freelance IoT Software Engineer (all genders) |
|---|---|
| Company | gropyus |
| Location | Berlin, State of Berlin, Germany |
| Employment type | Full Time |
| Skills listed | Product Operations |
| Published | 2 September 2026 |
| Status | Open at last check |
<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="{"134245418":true,"134245529":true,"335559738":160,"335559739":80}"> </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="{}"> </span></p>
<ul>
<li><span data-contrast="auto">Improve zero-touch provisioning [Kotlin, Spring Boot, Linux, BLE / Bluetooth Mesh]</span><span data-ccp-props="{}"> </span></li>
<li><span data-contrast="auto">Enhance monitoring capabilities [BLE / Bluetooth Mesh, Grafana, Prometheus, OTel Collector, Spring Boot]</span><span data-ccp-props="{}"> </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="{}"> </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="{}"> </span></p>
<h2><span data-contrast="none"><span data-ccp-parastyle="heading 2">What you will be doing</span></span><span data-ccp-props="{"134245418":true,"134245529":true,"335559738":160,"335559739":80}"> </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="{}"> </span></li>
<li><span data-contrast="auto">Develop device-to-cloud communication pipelines for telemetry, control, and automation</span><span data-ccp-props="{}"> </span></li>
<li><span data-contrast="auto">Work on edge computing components running on embedded Linux systems</span><span data-ccp-props="{}"> </span></li>
<li><span data-contrast="auto">Implement and support device lifecycle management: provisioning, configuration, monitoring, and OTA updates</span><span data-ccp-props="{}"> </span></li>
<li><span data-contrast="auto">Build internal tools and automation for IoT fleet operations and diagnostics</span><span data-ccp-props="{}"> </span></li>
<li><span data-contrast="auto">Ensure system reliability, security, and observability across edge and cloud layers</span><span data-ccp-props="{}"> </span></li>
<li><span data-contrast="auto">Collaborate closely with Product, Hardware, Platform, and Software teams</span><span data-ccp-props="{}"> </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="{"134245418":true,"134245529":true,"335559738":160,"335559739":80}"> </span></h2>
<ul>
<li><span data-contrast="auto">Strong experience with Linux-based systems in production environments</span><span data-ccp-props="{}"> </span></li>
<li><span data-contrast="auto">Knowledge of IoT connectivity technologies (BLE, LoRaWAN, WMBus)</span><span data-ccp-props="{}"> </span></li>
<li><span data-contrast="auto">Hands-on experience with IoT protocols such as MQTT, </span><span data-ccp-props="{}"> </span></li>
<li><span data-contrast="auto">Hands-on experience with embedded systems or edge computing</span><span data-ccp-props="{}"> </span></li>
<li><span data-contrast="auto">Solid understanding of distributed and event-driven architectures</span><span data-ccp-props="{}"> </span></li>
<li><span data-contrast="auto">Proficiency in Kotlin</span><span data-ccp-props="{}"> </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="{}"> </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="{}"> </span></li>
<li><span data-contrast="auto">A collaborative mindset and willingness to take ownership</span><span data-ccp-props="{}"> </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="{"134245418":true,"134245529":true,"335559738":160,"335559739":80}"> </span></p>
<ul>
<li><span data-contrast="auto">Experience with embedded Linux, OTA systems, or secure device identity</span><span data-ccp-props="{}"> </span></li>
<li><span data-contrast="auto">Knowledge of observability and monitoring across edge and cloud systems</span><span data-ccp-props="{}"> </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. <br>For more information, visit our <a href="https://gropyus.com/">website</a>.</h4></div>
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Create your free OnJob profile to apply — we'll take you to gropyus's application after sign-up. · Posted 2 Sept 2026.
Freelance IoT Software Engineer (all genders) at gropyus — questions answered
What does the Freelance IoT Software Engineer (all genders) role at gropyus pay?
gropyus does not publish a salary on this Freelance IoT Software Engineer (all genders) listing, so OnJob shows no figure for it rather than an estimate. For what this role pays across the market, the OnJob salary guides aggregate the live listings that do disclose pay.
Where is the Freelance IoT Software Engineer (all genders) role at gropyus based?
gropyus lists this Freelance IoT Software Engineer (all genders) role in Berlin, State of Berlin, Germany, advertised as full time work at that location. Larger employers sometimes cover several sites under one city name, so confirm the exact office with gropyus before you apply.
What skills does the Freelance IoT Software Engineer (all genders) role at gropyus require?
The Freelance IoT Software Engineer (all genders) at gropyus listing names Product Operations. Those are the skills the employer put on the posting itself, so they are the ones worth matching in your profile and covering first in an interview.
Is the Freelance IoT Software Engineer (all genders) role at gropyus still open?
The Freelance IoT Software Engineer (all genders) posting at gropyus was open at OnJob's last check of the employer's careers page, having been published on 2 September 2026. OnJob re-checks source listings on each build and marks a role closed once it disappears, but listings can close without notice, so the employer's own page is the final word.
How do you apply for the Freelance IoT Software Engineer (all genders) role at gropyus?
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