Senior Software Engineer (Backend) - C#, .Net

Overview
Location: Hamburg, Germany (Hybrid – up to 2 remote days/week) 
Tech Stack: .NET / C# · Cloud (GCP or Azure) · Docker · Kubernetes 
Team Size: 8 backend engineers (Hamburg & Berlin) 
Employment Type: Full-time, Permanent  Why This Role Matters

At Rabot Energy, we’re transforming how people consume and manage renewable energy. Our mission is simple but bold — to make green energy smarter, more transparent, and accessible to everyone. 

As a Senior Software Engineer (Backend), you’ll play a key role in building and scaling the core systems that power our energy platform — from dynamic electricity pricing to smart EV charging and real-time energy insights. You’ll work at the heart of a team that connects customers, devices, and data to enable a truly sustainable energy future. 

This is a great fit for an engineer who loves solving complex technical challenges, writing clean, scalable code, and collaborating across disciplines to deliver real impact. 

What You’ll Do

• Design, build, and maintain robust backend services and APIs that power our platform.

• Collaborate with cross-functional teams (Product, Design, Data, and Operations) to deliver features that drive customer value.

• Contribute to system architecture discussions and help shape our evolving technical landscape.

• Write clean, maintainable, and testable code using best practices (CI/CD, TDD).

• Improve scalability, reliability, and performance across distributed systems.

• Participate in code reviews, technical design sessions, and team knowledge-sharing.

• Help mentor junior engineers and contribute to a strong engineering culture.

Tech Stack: .NET / C# · Cloud (GCP or Azure) · Docker · Kubernetes 
Team Size: 8 backend engineers (Hamburg & Berlin) What You Bring

Must-Have Experience 

• 5+ years of experience in backend software development.

• Strong proficiency in C# and .NET Core.

• Solid understanding of PostgreSQL, Docker, Kubernetes, and cloud environments (GCP or Azure).

• Experience designing and maintaining scalable systems and APIs.

• Familiarity with agile development, CI/CD, and automated testing.

• Strong problem-solving skills and a customer-first mindset.

• Fluency in English

• Nice-to-Haves 

• Experience in energy tech, IoT, or mobility.

• Familiarity with event-driven architectures or microservices at scale.

• Knowledge of monitoring tools and observability best practices.

• Experience mentoring peers or leading small technical initiatives.

What Success Looks Like (6–12 Months)

• You’ve delivered key backend features that improved performance, stability, or customer experience.

• You’ve contributed to a clean, scalable system architecture aligned with our long-term goals.

• The engineering team runs efficiently with strong ownership and collaboration.

• You’ve become a trusted voice in technical decisions and team discussions.

• You’re helping Rabot Energy deliver greener, smarter energy solutions to thousands of users every day.

What It’s Like to Work Here

At Rabot Energy, we believe in autonomy, collaboration, and purpose. You’ll join a dynamic, international team that values open communication, shared learning, and ownership over hierarchy. 

We move fast, experiment often, and make decisions based on data and impact. Everyone has a voice here - and the freedom to shape how we grow.

Why Join Rabot Energy

• Be part of a mission-driven company shaping the future of green energy in Europe

• Work with modern technologies and a talented, passionate engineering team

• Enjoy flexible hybrid work, with up to 2 remote days per week

• Access to learning, development, and well-being programs, including Urban Sports Club membership

• Flat hierarchies, quick decisions, and space to make a real impact

• Workation: 2 weeks per year from anywhere in the EU

• Extra holidays on Christmas Eve and New Year’s Eve

For all our positions, we are open to providing flexible work arrangements to accommodate the unique needs of each individual.