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Senior Full Stack Developer (AI SaaS)

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Summary

Senior full-stack developer building an AI-powered B2B SaaS platform of chat and voice agents that help customers navigate complex product catalogs. Day-to-day: full-stack features with TypeScript/NestJS, MongoDB data workflows, and integration of current LLM APIs. Remote across Europe, hybrid from Cologne or Hamburg.

About the Role

Join a European AI-powered B2B SaaS team building chat and voice agents that help customers navigate complex product ranges online and in stores. You will develop the platform and integrations behind these customer-facing experiences.

What You'll Do

  • Build and maintain full-stack features for an AI SaaS platform using TypeScript and NestJS.

  • Integrate current LLM APIs into chat and voice agent experiences.

  • Develop and support backend services and data workflows using MongoDB.

  • Contribute to product features that help customers search and make decisions across complex product catalogs.

What We're Looking For

  • Several years of professional experience with NestJS.

  • Very strong TypeScript skills and solid MongoDB experience.

  • Hands-on experience using current LLM APIs.

  • Based in Europe, or able to work in a hybrid arrangement from Cologne or Hamburg.

Compensation & Benefits

Visa sponsorship is not available.

Location

Remote across Europe, with hybrid options in Cologne or Hamburg. Primary location: Cologne, Germany.

Skills

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See also

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