(Senior) Go/Golang Software Engineer - Energy Management (all genders)
gridX
Company Overview
gridX GmbH
Munich, Bavaria, Germany
2016
Approximately 200 employees (Source: rocketreach.co). Revenue of 2 million USD in 2023 (Source: rocketreach.co).
What They Do
gridX focuses on intelligent grid technologies, particularly the XENON IoT platform, which utilizes edge and cloud services to optimize the energy flows from decentralized energy sources such as solar PV systems, batteries, heat pumps, and electric vehicle chargers in real-time. The solutions are modular and manufacturer-independent, meaning they are compatible with over 50 manufacturers (Source: rocketreach.co). Products and services include solutions for smart charging, home energy systems, e-mobility, virtual power plants, and intelligent energy districts, enabling dynamic energy distribution and AI-driven decarbonization (Source: freeelectronsblog.org). Target markets include Europe, where gridX operates in over 15 countries, and the customer base ranges from energy companies to fast charging operators and businesses in the e-mobility and home energy management sectors (Source: gridx.ai). Through their manufacturer-independent approach and modular scalability, gridX distinguishes itself from competitors like GE, Siemens, and Schneider Electric, positioning itself as a leading provider of intelligent energy solutions in Europe (Source: freeelectronsblog.org).
Projects & Track Record
Notable projects by gridX include the Europe-wide rollout of intelligent load management solutions for electric vehicle charging stations in collaboration with E.ON, which began in 2017 and was expanded until September 2020 (Source: fev.vc). Additionally, gridX has developed tailored solutions for companies such as Viessmann, DHL, Fastned, Soly, and ENGIE in Belgium, focusing on smart charging and home energy system management (Source: rocketreach.co). Ongoing efforts are focused on scaling the XENON platform for partners in the e-mobility sector to install more powerful charging points without grid extensions (Source: gridx.ai). The geographical presence extends across Germany as the main market and over 15 European countries, with a strong growth phase projected until 2024 (Source: rocketreach.co).
Recent Developments
In the past two years, gridX has recorded over 50% new partnerships outside Germany in 2023, including the first long-term contracts in Switzerland and Spain (Source: gridx.ai). The acquisition of a majority stake by E.ON in September 2021 has enabled new value chains; however, no further mergers or acquisitions have been recorded since 2021 (Source: fev.vc). 2023 marked a milestone in internationalization, and the selection into the Free Electrons startup program in 2021 highlighted the platform capabilities (Source: freeelectronsblog.org).
Working There
gridX offers positions in engineering, software development, product management, and human resources, with Fabienne Römer serving as the Director of HR and Culture leading the HR department (Source: rocketreach.co). The offices are located in Munich and Aachen, and the company culture emphasizes the impact on energy savings and carbon reductions, as highlighted by CEO David Balensiefen (Source: freeelectronsblog.org). The team consists of talents from companies like Google and McKinsey, fostering innovation in a growth-oriented environment (Source: gridx.ai).
Last updated on Feb 23, 2026 | Report an issue
Job Description
Become part of gridX and help digitalise the energy industry with us, making renewable energy accessible and affordable everywhere. #getshitdone
Join the Energy Optimizer team, which builds a state-of-the-art energy management solution focused on optimizing energy consumption and production in Home Energy Management Systems.
The Energy Optimizer team is at the heart of our HEMS product and integrates rule-based and advanced optimization techniques for the benefit of our customers. This amazing team is looking forward to working with you as a (Senior) Go/Golang Software Engineer - Energy Management, and making HEMS a cornerstone of the energy transition.
- You own features end-to-end from conception to implementation to deployment and monitoring on our fleet of IoT devices
- You review pull requests and collaborate with other developers on improving software architecture, testing and documentation
- You monitor the risks of tech debt and scaling bottlenecks in our code base and raise issues proactively
- You oversee our daily operation and push improvements to our internal processes to help us improve quality of service
- You build software that developers love to maintain and APIs that stakeholders love to use
- You anticipate and proactively address challenges due to changing customer needs and scaling of the product
This is how you and your application stand out
- You have 4+ years of experience with distributed software systems and web technologies (REST, gRPC) and with container technologies like Docker
- You are proficient in at least one modern backend language (e.g. Go, Python, Java; we primarily use Go)
- You are excited about energy systems and about building an energy management system for the future
- You are familiar with control and optimisation of physical systems (Plus: In the context of energy or grid management)
- You know your way around distributed software system design and best practices and you are always looking for ways to share your experience with the other engineers in our team
- Bonus Points: You ideally bring experience with large IoT fleets (monitoring/observability), a background in renewable energy and open-source, and the flexibility for regular testlab visits in Aachen.
Why gridX
- Flexible & mobile working: Work remotely for up to 70 days from anywhere in the EU
- Vacation: 30 vacation days + 0.5 days of special leave for both December 24th and 31st
- Health & Sports: 30 Euro allowance for Urban Sports Club or E-Gym Wellpass as well as offers for company health management & (Mental) Health Care
- Personal development: cross-functional coaching, access to e-learning platforms & an annual development budget of 1,500 euros per employee
- Employee discounts: Access to gridX Corporate Benefits
- Stay fit and save the planet with our JobRad offer
- Receive a fair monthly contribution to your company pension plan
- City travel subsidy: 30 Euros monthly allowance for your monthly/annual ticket
- Modern workplace in the heart of Aachen and Munich with IT equipment of your choice
- Relocation Support: We support your relocation to Germany
- Experience the gridX culture at regular team events and receive an additional 100 Euros per employee for your department event
- We will donate 20 Euros to a charity of your choice on your birthday
- Sabbatical option: Take a break from your daily work routine to pursue personal projects, travel, or further education.
*Our benefits differ for 100% remote employment!
Apply now
Job expired?Please let gridX know you found this job on Rejobs. This will help us grow and get more people to work on renewable energy!
Apply now
Job expired?Please let gridX know you found this job on Rejobs. This will help us grow and get more people to work on renewable energy!
Discover how you’re connected
View connectionsSee your contacts at gridX on LinkedIn to leverage your network in applying for this position.
Get job alerts
Get alerts for Distributed Energy Resources jobs in Aachen, Germany
Join Talent Pool
Let top clean energy employers find you
About the role
May 20, 2026
Full time
Company
- Aachen, Germany
4+ years
UTC+02:00
