Full Stack Developer (AI SaaS)

Join a growing AI SaaS team building chat and voice agents that help customers navigate complex product ranges online and in stores. You'll contribute to the development of customer-facing AI products and their supporting services.

Responsibilities

• Build and maintain application services using NestJS and TypeScript.
• Work with MongoDB to support product functionality and data needs.
• Integrate current large language model APIs into AI-powered features.

Requirements

• Several years of professional NestJS experience, typically within a 3 to 10+ year engineering background.
• Very strong TypeScript skills and solid MongoDB experience.
• Hands-on experience with current LLM APIs.
• Native or C2-level German proficiency.
• Visa sponsorship is not available.

Location

Remote across Europe, or hybrid from Cologne or Hamburg, Germany. The primary location is Cologne, North Rhine-Westphalia, Germany.