Senior Full Stack Developer fmd

Workload: 100%

We are looking for a Senior Software Developer with expertise in C# and Python to lead the evolution of our cloudnative platform Osiris. Osiris revolutionizes energy volume data invoicing reducing manual intervention through scalable welldesigned and tested methods. You will play a key role in both frontend development using React and backend services in Python with future migration to C#.

What you will do:

• Lead frontend development using React ensuring highquality and intuitive user interfaces.
• Oversee backend development using Python (FastAPI) and C# ensuring seamless integration.
• Design and develop an APIfirst microservices architecture for energy volume data invoicing.
• Collaborate with stakeholders to design scalable frameworks for invoicing and market calculations.
• Ensure code quality testing CI/CD pipelines and follow best software development practices.
• Troubleshoot resolve issues and optimize performance of frontend and backend systems.

What you bring & who you are:

• Degree in Computer Engineering Software Development or a related field.
• Experience in software development with strong focus on React frontend development.
• Experience with backend development in Python (FastAPI) or C# and cloud services like Azure.
• Familiarity with APIfirst architectures microservices and calculation frameworks.
• Strong understanding of CI/CD pipelines and willingness to mentor junior developers.
• Nice to have: Experience with Azure DevOps Docker Kubernetes.

About the team:

You will be part of a collaborative and crossfunctional team working to build a highperformance scalable platform for energy data invoicing. The team values innovation mentorship and technical excellence aiming to deliver cuttingedge software solutions across the European market.