AI developer Intern

Cph Ai Hub; København; Remote; DKK 56,000 - 78,000; Full time

Job summary

Siggle.io in København is advertising an AI Software Engineer internship for a student or intern. The role focuses on TypeScript, SQL, LLMs, RAG, fine-tuning, prompt engineering, AI agents, OpenAI/frontier APIs and NLP.

The internship is posted via Jobindex and targets candidates looking to gain hands-on experience in AI software development in a Nordic environment.

Qualifications

• Internship position for a student or intern level
• Experience or coursework in AI-related topics is a plus

Skills

TypeScript

SQL

LLMs

RAG

Fine-tuning

Prompt engineering

AI agents

OpenAI frontier APIs

NLP

Job description

Internship AI Software Engineer Software & IT TypeScript SQL LLMs RAG Fine-tuning Prompt engineering AI agents OpenAI / frontier APIs NLP

AI Software Engineer position at Siggle.io in København (Capital Region), at student / intern level. We classify it in the Industry & applied track and under Software & IT. The ad asks for TypeScript, SQL, LLMs, RAG, Fine-tuning, Prompt engineering, AI agents, OpenAI / frontier APIs, NLP. Listed via Jobindex on 15 Sep 2026.

• Role: AI Software Engineer
• Type: Internship
• Seniority: Student / intern
• Employer: Siggle.io
• Track: Industry & applied
• Sectors: Software & IT
• Skills asked for: TypeScript, SQL, LLMs, RAG, Fine-tuning, Prompt engineering, AI agents, OpenAI / frontier APIs, NLP
• Employment: Internship
• Posted: 15 SEP 2026
• Listed via: Jobindex

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