Vacancies

Medior AI Engineer

Are you excited about building AI solutions that go beyond hype and deliver real-world impact? Do you thrive on designing scalable data architectures and applying LLMs to solve complex business challenges? Then you might be our next Medior AI Engineer at OpusFlow.

Development

Medior AI Engineer

About the role

As our AI Engineer, you’ll bring intelligence into every corner of our platform. You’ll design and implement data architectures, build scalable AI pipelines, and experiment with LLMs to unlock smarter workflows for our users. From automating repetitive tasks to enabling predictive insights, you’ll play a key role in shaping the future of our ERP platform. You will work closely with our Product Owner and development team, and report directly to our CTO.
  • Design, implement, and maintain AI pipelines and data architectures
  • Apply and fine-tune LLMs to real-world SaaS use cases
  • Collaborate with the Product Owner and CTO to define and deliver AI features
  • Build scalable data ingestion, storage, and processing solutions
  • Ensure data quality, privacy, and compliance in all AI applications
  • Experiment with emerging AI tools and frameworks to keep us ahead of the curve
  • Translate business needs into technical AI solutions that deliver user value

Key Responsabilities

What we offer

  • €4,500–€7,000/month (full-time)
  • Work 32–40 hours/week
  • Hybrid setup: 2+ days/week at our Deventer HQ
  • 25 vacation days (based on full-time)
  • 1-year contract with view to permanent
  • Free lunch, Friday drinks/snacks
  • Fun, driven team that actually enjoys working together
  • 3–5 years of experience in AI/ML engineering or data engineering
  • Strong background in Python and experience with ML/AI frameworks (e.g., PyTorch, TensorFlow, HuggingFace)
  • Knowledge of LLM architectures, fine-tuning, and prompt engineering
  • Experience with data pipelines, cloud platforms (AWS/Azure/GCP), and scalable architectures
  • Understanding of MLOps, model deployment, and monitoring best practices
  • Excellent communication skills in English (bonus: Dutch, German, or Spanish)
  • You’re pragmatic, curious, and eager to solve real user problems with AI

What you bring

What you'll work with

  • Front-end: React, TypeScript, Next.js
  • Testing: Jest, React Testing Library, Cypress
  • Back-end & Infra: Node.js, NestJS, PostgreSQL, AWS, Docker, Kubernetes
  • Tools: GitHub, Linear, Slack
  • You think in scalable solutions, not quick hacks.
  • You live and breathe ‘clean code’ and inspire others to do the same.
  • You have a passion for performance and a seamless user experience.
  • You want to sink your teeth into a complex product that has a positive impact on the world.

What makes you unique

How to apply

Like what you see?

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What can I expect?

“With OpusFlow, we can quote as much as we need without worrying about hidden costs. That’s a big deal when you’re growing.”
Stijn de Rooij - Co-owner
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