(Senior) Software Engineer - IoT (m/f/d) Berlin

1Komma5° • Berlin, Germany • 1d ago

1KOMMA5°

We are looking for you as an addition to our tech-team in Berlin. 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 about our Product & Tech team!

Deine Position

In tech we have two main work streams:

Heartbeat: Building a virtual power plant levering our energy manager “Heartbeat” and evolving the customer experience app around this
Operating System for installation companies: Digitisation of operations and processes from ground operations to rooftop installations As an IoT Software Engineer, you will play a crucial role in integrating OEM devices, such as PV inverters, batteries, charging infrastructure, and heat pumps, into our cutting-edge heartbeat platform. Your role involves implementing communication protocols, developing embedded software modules on IoT gateway and controller devices, and conducting testing of our energy management system in our lab in Berlin. You will also be providing expert level support for both internal and external stakeholders. Collaborating with cross-functional teams, you'll contribute to the entire product lifecycle.
Key responsibilities include but are not limited to:
Integrate PV inverters, batteries, charging infrastructure, and heat pumps into our heartbeat platform
Ensure seamless communication and interoperability between different OEM devices
Implement communication protocols such as Modbus TCP, OCPP, MQTT, EEbus
Develop, deploy, and maintain embedded software modules on IoT gateway and controller devices using Go programming
Maintain and customize embedded Linux distributions using Yocto for IoT gateway devices
Conduct testing of our energy management system in our lab in Berlin
Collaborate with cross-functional teams to ensure software meets performance and reliability standards
Provide expert-level support to both internal and external stakeholders

Dein Profil

You have:

Bachelor's or Master's degree in Computer Science, Electrical/Electronics Engineering, Control Engineering or related field
Proven experience in IoT development and integration, with a focus on integrating diverse OEM devices
Hands-on experience in the development of embedded software modules for IoT devices
Experience with IoT development using Go programming is highly preferred
Experience with Linux build systems, particularly Yocto, is strongly favored and will provide a competitive edge for this role
Proficiency in communication protocols such as Modbus TCP, OCPP, and MQTT
Understanding of energy management systems and related technologies
Familiarity with DevOps practices and tools, including continuous integration and deployment (CI/CD) pipelines
Excellent troubleshooting and problem-solving skills
Experience quickly finding your way around in cross-functional teams in a fast pace, interdisciplinary working environment
An agile and result-oriented mindset and you consider yourself a team player
Very good knowledge of spoken and written English, German is a plus Bonus points for:
Experience in model-based development with Matlab/Simulink
Familiarity with cloud platforms (ideally Google cloud) and their integration in IoT solutions
Experience in implementing APIs for complex systems
Previous experience in providing support to international stakeholders
Certifications related to IoT and energy management
Interest in climate tech industry Even if you do not meet all the listed requirements, we still encourage you to apply and reach out to us. We value diverse experiences and believe that the right candidate may bring unique skills and perspectives to the role
We are an ambitious and dynamic company with a talented team. We require our engineers to be imaginative, enthusiastic, and willing to tackle new challenges as we strive to provide everyone with renewable energy technologies.

Benefits

Contribute to a dynamic and highly motivated team with people who have proven that they can make things happen and move companies forward
With your work, you accelerate the "energy and mobility transition" and make a concrete contribution to the sustainable transformation of our energy infrastructure
You move in flat hierarchies and have direct contact with the managing directors as well as short decision-making paths
Work with and learn from other skilled engineers and join conferences and exciting meetups
You can work remotely (Germany-wide), with offices in Berlin, Hamburg and Munich
See the direct impact of your work on a rapid-scaling user base
Create a healthy balance alongside your work and enjoy all the benefits of the EGYM Wellpass

Updated: 1 day ago

Job ID: 14189919

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1KOMMA5˚

1001-5000 employees

Renewable Energy Semiconductor Manufacturing

Bei 1KOMMA5° bauen wir Europas führende Energie-Software-Plattform “Heartbeat” und schaffen so ein virtuelles Kraftwerk, das Photovoltaik, Stromspeicher, Wärmepumpen und Ladesäule…

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