Senior .NET Full-stack Developer (Angular / React) with German

Polcode is a global software house with over 100 professionals, working on digital businesses, software platforms, eCommerce stores, websites, and apps. The role is for a long-term project in the energy sector focused on building solutions supporting sales and procurement processes. The system is actively used in daily business operations and continuously evolving with new functionalities. German is used in day-to-day communication due to close collaboration with stakeholders.

• Solid commercial experience as a Full Stack Developer (.NET) at senior level
• Strong experience with .NET 8, ASP.NET Core, C#
• Experience in REST API design and development
• Experience with Angular (v12+) or React
• Knowledge of TypeScript, HTML, CSS
• Experience with Azure and cloud-based solutions
• Good knowledge of SQL databases (PostgreSQL / Oracle)
• Experience with Azure DevOps
• Familiarity with Git
• Experience using AI tools in development (e.g. GitHub Copilot, Claude Code)
• Strong problem-solving mindset and ownership
• Very good communication skills and ability to work in a team
• Fluent German (B2/C1) used in daily communication

Nice to have:

• Experience with Docker / Kubernetes
• Knowledge of microservices architecture
• Experience with Kafka or RabbitMQ
• Experience with testing frameworks (Jest, Cypress, Playwright, xUnit)
• Familiarity with Terraform
• Experience in the energy sector
• English language skills

• Develop and maintain backend services using .NET / ASP.NET Core
• Build modern frontend applications using Angular or React
• Design and develop RESTful APIs
• Deliver end-to-end features (UI → API → database)
• Create responsive and user-friendly UI components
• Collaborate in an Agile team (PO, QA, UX)
• Participate in code reviews and CI/CD processes
• Troubleshoot and optimize performance across the full stack
• Contribute to product development aligned with business needs

100% remote work within Poland only or work from office in Warszawa.