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Full Stack Developer (AI SaaS)

Skills

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Description

About the Role

Build and improve a full-stack AI SaaS product that helps customers navigate complex product ranges through chat and voice agents. The product supports online and in-store experiences, so your work will contribute to practical AI-powered product discovery and commerce.

What You'll Do

  • Develop and maintain full-stack features for AI chat and voice agent experiences.

  • Build backend services using NestJS, TypeScript, and MongoDB.

  • Integrate current LLM APIs into product workflows.

  • Contribute to product capabilities for online and in-store customer experiences.

What We're Looking For

  • Several years of professional experience working with NestJS.

  • Very strong TypeScript skills and solid experience with MongoDB.

  • Hands-on experience integrating current LLM APIs.

  • Experience building full-stack software, with an interest in AI SaaS products and customer-facing chat or voice experiences.

Location

This role can be remote across Europe, with a hybrid option from Cologne or Hamburg, Germany. The primary location is Cologne, Germany.

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