Senior AI Engineer – On-Prem LLMs & Platform Automation

Twoday A/S; Aarhus; On-site; DKK 900,000 - 1,100,000; Full time

Job summary

Twoday is seeking a Senior AI Engineer to help transform LLM-based platforms into secure, production-ready services, with emphasis on on‑premise deployments in Aarhus.

You will work across development and operations, applying Python and leading LLM frameworks to build reliable AI solutions, including RAG, prompts and tool calling, while ensuring governance, security and traceability.

This is a full-time onsite role based in Aarhus, with opportunities to grow within a Nordic tech consultancy.

Qualifications

• Hands-on experience building 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.

Responsibilities

• 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.

Skills

Python

LLM frameworks

Docker

CI/CD

APIs

RAG

Prompt design

Security & governance

Tools

On‑prem deployment

Job description

Twoday is seeking a Senior AI Engineer to help transform LLM-based platforms into secure, production-ready services, with emphasis on on‑premise deployments in Aarhus.

You will work across development and operations, applying Python and leading LLM frameworks to build reliable AI solutions, including RAG, prompts and tool calling, while ensuring governance, security and traceability.

This is a full-time onsite role based in Aarhus, with opportunities to grow within a Nordic tech consultancy.