Lead Fullstack Engineer (Typescript/Node.js) with German

Spyrosoft is looking for a Lead Fullstack Engineer to join the development of an advanced digital twin platform dedicated to the energy transition. You will play a key role in building a modular, scalable solution that provides data-driven insights for CO2 balancing, renewable energy expansion, and power grid planning.

Key responsibilities

• Design, develop, and maintain scalable backend services using TypeScript and Node.js.
• Collaborate directly with German-speaking clients to gather requirements and propose technical solutions.
• Build and optimize PostgreSQL data models and queries for high-performance systems.
• Develop and maintain robust APIs using gRPC and REST standards.
• Manage containerized applications using Docker and Kubernetes within AWS cloud environments.

Requirements

• Over 5 years of professional experience in backend development with strong expertise in TypeScript and Node.js.
• Fluent command of German (C1/C2) to communicate effectively with business stakeholders.
• Proven experience in designing scalable microservices and distributed system architectures.
• Solid understanding of cloud-based environments, specifically AWS, and database design.
• Strong problem-solving skills and the ability to take full ownership of projects from concept to production.

What we offer

• Opportunity to work on a high-impact project supporting the global energy transition.
• Collaborative environment with exposure to modern technologies like Golang, Python, and NestJS.
• Direct influence on architectural decisions and technical strategy.
• Professional growth within an agile, international team focused on innovation.