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NEX-AI.ch
Careers

Build AI that actually works inside Swiss SMEs.

NEX-AI.ch is the Nexus Group's product division for AI in the Swiss SME market. Small, focused team, short decision paths, modern tech stack — and direct influence on roadmap and product.

Open roles

We're currently hiring for the following role in our Winterthur team.

AI Implementation Engineer (f/m/d) 80–100%

Location
Neuwiesenstrasse 15, 8400 Winterthur, Switzerland
Employment type
Part-time / Full-time
Workload
80–100%

The Nexus Group offers a dynamic, digital work environment with modern technology, clear development paths and fair, transparent compensation models. We are growth-oriented, ambitious and open-minded, and place high value on quality and joy in our work. Our people matter — that's why we offer flexible working conditions and attractive salaries. We work with the latest technology and care about quality; because we want you to enjoy your day, we offer a varied and engaging workday.

Your responsibilities

  • Build and evolve our NEX-AI products (voice agent, chat agent, phone agent and more) — end-to-end from prompt design through tool calling and LLM workflows to production deployment
  • Deliver concrete AI use cases for Swiss SMEs — both inside Nexus companies and for external clients — including automations, AI agents, document recognition and workflow integrations
  • Work cross-functionally with technical and business teams to integrate cleanly into existing processes and system landscapes

What you bring

  • Ongoing or completed Master's degree in Computer Science, Data Science or a comparable field
  • High fluency with modern AI development tools (e.g. Claude Code, Cursor, LLM agents, MCP servers) — you use them effectively every day
  • Solid programming skills and experience setting up and operating production software projects
  • Hands-on experience with modern web and cloud technologies (e.g. TypeScript, React/Next.js, Supabase, Vercel) or a comparable stack
  • Awareness of security, secrets hygiene and data protection
  • Independent, pragmatic working style — from analysis through to production-ready solution
  • Very good German (C1) and good English
  • A plus: exposure to voice AI, chatbots, LLM applications or workflow engines (e.g. n8n)

Our benefits

  • Flexible working conditions including home-office option
  • 40-hour week, 5 weeks of vacation and up to 2 additional weeks purchasable
  • Transparent career and compensation model
  • Attractive office space with state-of-the-art technology
  • Reimbursement of professional development costs and a Half-Fare travelcard
  • Central location with excellent public transport access
  • Team events and work parties

What awaits you at NEX-AI.ch?

NEX-AI.ch is the Nexus Group's product division for AI applications in the Swiss SME market. We build intelligent voice, chat, phone and automation solutions that take over real tasks in the day-to-day operations of Swiss SMEs. You'll work in a small, focused team with short decision paths, a modern tech stack and direct influence on roadmap and product.

How to apply

Sounds like a fit? We can't wait to read more about you. References matter to us — please include 2–3 references in your application.

Send us your application (CV, a short cover note with 2–3 references) by email. We'll get back to you within a few business days.

Apply by email — info@nex-ai.ch
Speculative application

No role that fits?

We welcome speculative applications too. Tell us briefly what you'd like to build with us — and what experience you bring.

Send speculative application — info@nex-ai.ch
Careers at NEX-AI.ch — open roles · NEX-AI.ch