Full-Stack Entwickler (m/w/d) - .NET 100% Remote

Full-Stack Entwickler (m/w/d) - .NET 100% Remote

Company: FNTIO - AI-First Systems Engineers for Enterprise

About FNTIO:

FNTIO has worked productively with AI since 2022 on real customer projects including Siemens, Deutsche Boerse, and Volkswagen. Engineers think in architectures and decisions while AI handles execution.

Key Responsibilities

• Develop backend solutions with .NET integrated into AWS cloud architectures
• Use AI CLI-Tools (Claude Code, Cursor, Gemini CLI) as development multipliers and for testing
• Design APIs with clean frontend-backend-cloud integration
• Work directly with customers on technical requirements and solution design
• Implement automated testing and CI/CD
• Build prototypes by directing ideas to AI agents and iterating outputs

Requirements:

• Minimum 3 years full-stack development with .NET focus
• Experience with at least one AI CLI-tool (Claude Code, Cursor, or Gemini CLI)
• Cloud technology experience (AWS preferred)
• Git, Docker, CI/CD familiarity
• Ability to critically evaluate AI output for enterprise quality
• Fluent German and English

Benefits:

• Flexible working hours and 100% remote work
• AI tools and LLM keys as standard work equipment
• Real enterprise projects with ownership (Siemens, Deutsche Boerse, Volkswagen)
• AWS certifications and conference support
• ~30 person engineering team emphasizing knowledge sharing
• Results-focused culture over presentation-driven approaches

Salary: EUR 55,000 - EUR 75,000 annually

Contact: hiring@fntio.com