Source-listed Job

Full Stack Developer (AI SaaS)

ABOUT THE ROLE

Job Source description available
Clera Cologne Source published Oct 10, 2026 Source retrieved Oct 10, 2026
Source: Clera (ashby) · A retrieval date records when our system last obtained the source record. It does not guarantee the vacancy is still open or that every detail has been independently checked.
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EmploymentFull-time

Overview

ABOUT THE ROLE

Full job 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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