via Indeed · 9. september 2026 ·for 10 dage siden

AI Engineer - LLMs and On-Premise AI - Aarhus

twoday Denmark
København
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Twoday is the leading digital transformation partner in Northern Europe with a global presence. With approximately 3,000 specialists, we collaborate with some of the most admired private and public organisations to deliver cutting\-edge digital solutions. Our expertise spans software engineering, Data \& AI, cloud platforms, digital experiences and business applications.

We are now looking for a Senior Platform Engineer to help transform a large\-scale development and deployment platform from traditional DevOps into a modern AI\-assisted and agentic engineering setup.

Permanent position at Twoday \| Copenhagen

AI Engineer – LLMs and On\-Premise AI

Do you have hands\-on experience building reliable LLM solutions and deploying models in controlled environments? We are looking for an AI Engineer to join Twoday and work on an important digital solution for a Danish public\-sector organisation in Aarhus.

Your role

You will work across the development and operation of LLM\-based solutions, with a particular focus on models running on\-premise. You will help turn AI concepts into secure, stable and production\-ready services.

Your responsibilities will include:

  • Developing and integrating LLM\-based applications and agents

  • Deploying and operating LLM models in on\-premise environments

  • Building RAG solutions, structured workflows and validation layers

  • Improving model reliability through guardrails, testing and monitoring

  • Integrating AI services with existing applications and APIs

  • Working with sensitive data and high requirements for security and traceability
What we are looking for
  • Practical experience developing production\-ready LLM solutions

  • Strong Python skills and experience with relevant LLM frameworks

  • Experience with RAG, prompt design, tool calling and structured outputs

  • Knowledge of local or self\-hosted models and inference infrastructure

  • Experience with Docker, Linux, APIs and CI/CD

  • A pragmatic approach to hallucination reduction, validation and monitoring

  • Fluent Danish and English, both spoken and written

  • Ability to work full time onsite in Aarhus
Experience with model fine\-tuning, GPU infrastructure, NLP or regulated environments is an advantage.

What we offer

You will be permanently employed by Twoday and become part of a strong professional environment within AI and software engineering. Your first assignment will be based onsite with our customer in Aarhus, where you will work closely with both technical specialists and business stakeholders.

At Twoday, you will have the opportunity to develop your expertise, share knowledge with experienced colleagues and help create responsible AI solutions that make a real difference.

About Twoday

Twoday operates from modern offices across 30 locations in Norway, Sweden, Denmark, Finland, and Lithuania. We have a strong and unique social environment with highly engaged employees. If you are the candidate we are looking for, you will play a central role with exciting opportunities to grow within an international and innovative group, working on cutting\-edge technology and software solutions. You will also have the flexibility to occasionally work from one of our main offices in Oslo, Stockholm, Copenhagen, Helsinki or Vilnius.

Diversity \& inclusion

Do you not meet all the requirements? Studies show that women and minorities are less likely to apply for a job if they don’t meet every qualification. At Twoday, we are committed to building a workplace and community where everyone is welcome. If you are excited about this role but your previous experience doesn’t perfectly align with the job description, we still encourage you to apply.

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