(Senior) IoT Platform Engineer (m/f/d)

Job description

1KOMMA5° We are looking for you as an addition to our tech-team in Berlin, Munich or Hamburg. 1KOMMA5° is building Germany's largest one-stop-shop for sale, installation and services related to solar, heat pumps, electricity and charging infrastructure. And they are all connected! Be a part of our mission! Become a part of our mission and learn more about our Product & Tech team! Deine Position: At 1KOMMA5°, we connect and manage distributed energy devices at scale. As an IoT Platform Engineer, you will play a key role in developing and operating our 1K5 Heartbeat Gateway, the edge device that securely bridges thousands of energy assets with our cloud ecosystem. You will work at the intersection of embedded systems, connectivity services, and hardware design, ensuring that our gateways are robust, updateable, and future-proof. Your contributions will directly shape the reliability, security, and scalability of the distributed energy network of tomorrow. Key responsibilities include but are not limited to: Build and maintain the foundational software stack for our IoT gateway using Yocto-based Linux builds. Develop and optimize Go-based services for MQTT message brokering and integr...