Backend & Platform Engineer (AI-Native) (m/w/d)
Primary stack
Nice to have's
Job description
About the Position
Backend & Platform Engineer (AI-Native) (m/w/d)
E WIE EINFACH GmbH
Köln, Nordrhein-Westfalen, Deutschland
About the Role
Are you looking for a mission with real entrepreneurial responsibility and high strategic impact? In this hybrid role combining Backend Development and Operations Engineering, you will be our Playmaker. You will be responsible for building, scaling, and maintaining a lean, reliable backend and integration framework for our modern, cloud-native digital platform. You will establish future-oriented Agentic Software Engineering within the team. With your work and the smart, productive use of AI agents, you will lay the crucial foundation for an exciting energy experience of the future - event-driven, stable, and production-ready.
Responsibilities
- Develop high-performance and scalable backend services using Kotlin and Spring Boot
- Design and implement modern APIs and integrations using REST, GraphQL, and OpenAPI
- Shape the expansion of our cloud-native platform on AWS and drive its further development
- Automate infrastructure, deployments, and operational processes using GitLab CI/CD and OpenTofu
- Utilize modern coding agents like Claude Code, Codex, Cursor, or similar tools to elevate development, testing, and automation to a new level
- Establish AI-Native Engineering Practices with the team and actively shape the future of software development
- Work closely with Product Management, Architecture, and Operations in an agile and interdisciplinary environment
Requirements
- Several years of experience in developing and operating modern backend systems
- Solid knowledge of Kotlin and Spring Boot
- Experience with AWS and cloud-native architectures
- Proficiency in CI/CD pipelines and Infrastructure as Code
- Good knowledge of modern API and integration standards, especially REST, GraphQL, OpenAPI, and OAuth 2.0
- An AI-Native Mindset and the motivation to fundamentally advance software development through the targeted use of AI
- Practical experience with Claude Code, Codex, Cursor, or similar AI-assisted development tools
- A high degree of ownership, pragmatism, and quality awareness
- Very good German and English language skills
We Offer
We have been recognized as an attractive employer by Great Place to Work and offer you a dynamic, exciting, and flexible working environment where something new develops every day. Your ideas are important to us; they are heard and implemented.
What awaits you:
- A highly motivated team with flat hierarchies and short communication paths
- A workplace in the heart of Cologne with the possibility of hybrid working
- Lots of fun at work and within the team
- Performance-based pay and 30 days of vacation per year
- Subsidized job ticket and free parking spaces
About the Company
We are E WIE EINFACH – an electricity and gas provider based in Cologne. Our company was founded in 2007 as a secondary brand of E.ON SE. We supply private households and small and medium-sized enterprises with energy from sustainable sources. We are the digital challenger in the energy market and make energy different from anyone else. For a young, urban, and digital generation. Our electricity and gas tariffs are individually tailored to our customers and are available in combination with lifestyle products if desired. And all of this completely digitally with the best app in the energy market.
What Sets E.ON Apart as an Employer
- Purposefulness
Together, we are paving the way for the green energy transition in Europe and enabling society and our customers to become CO2-neutral.
- Sustainability
We make energy cleaner and smarter and enable our customers to access a sustainable electricity and gas supply.
- Team Spirit
We promote an inclusive culture where everyone feels valued and can develop their full potential.
- Appreciation
We value the contribution of every individual. Your ideas are important to us; they are heard and implemented.
- Work-Life Balance
We rely on a flexible working hours policy and a hybrid working model. Additionally, there is the possibility of working from within the EU.
- Health
With us, you benefit from a wide range of offers around health, prevention, and well-being, such as the use of Wellpass without co-payment.
How to Apply
If you are interested in this position, please apply online through our careers page. We look forward to receiving your application!
Note: We are an equal opportunity employer and welcome applications from all qualified candidates. If you need technical or organizational adjustments for the application process, please let us know via the application form. We will be happy to provide them.
If you are unable to apply online and would like to speak with someone, please contact your local recruiter.
Contact Us
If you have any questions, our recruiting team is available to assist you via email. Or are you already convinced that this is the next step in your career? Then apply online now without a cover letter and answer our questions. Please note that applications sent by email will not be considered.
As long as the position is advertised on our careers page, we are looking for suitable candidates (m/w/d). We look forward to your application!
© E wie Einfach. This job description was sourced from the employer's public career page. TheJob is not the employer — we index the posting and route candidates to the source. All content rights and hiring decisions belong to the employer.