AI Engineer: Build Core LLM-Powered Product

Cph Ai Hub; København; Hybrid; DKK 900,000 - 1,200,000; Full time

Job summary

Juristic, a Danish legal tech company based in Copenhagen, is hiring an AI Engineer to help build the new Juristic product with Board Intelligence. You will write code, work directly with customers, and help decide what to build next in a zero-to-one setting.

You will join a small, fast-moving team led by the CTO, combining frontend and backend work with AI model integration, data extraction, and retrieval to deliver reliable, production-ready capabilities for governance and legal use cases.

Qualifications

• At least four years of professional software engineering experience.
• Experience as a technical founder or early employee at a startup, having built a product from the first line of code.
• A track record of building and shipping AI or LLM-powered products to real users.
• Practical experience with LLM APIs, prompt design, retrieval and evaluating model output in production.
• Strong engineering fundamentals across backend and frontend, with the judgement to move fast without leaving a mess behind.
• A strong product mindset: you have worked directly with customers and owned a product roadmap.
• Hungry, motivated and ready for another zero-to-one journey.
• Fluent written and spoken English.

Responsibilities

• Design, build and ship the AI capabilities at the core of a new product, from first prototype to production.
• Own LLM-powered workflows end to end, such as document understanding, data extraction and agentic assistants.
• Choose and integrate models and providers, and own the prompting, retrieval, evaluation and guardrails that make AI output reliable enough for legal and governance work.
• Work directly with customers and the CTO to turn real problems into product decisions, and help own the product roadmap.
• Lay the engineering foundations for the new product, including architecture, testing, observability and deployment, so it can scale.
• Work with the wider Juristic and Board Intelligence engineering teams, and contribute to AI tooling shared across the suite.

Skills

Software engineering

Technical founder

AI product development

LLM APIs & prompts

Full-stack

Product mindset

English fluency

Zero-to-one mindset

Tools

TypeScript

Python

Node.js

React

Elasticsearch

Vector databases

Job description

Juristic, a Danish legal tech company based in Copenhagen, is hiring an AI Engineer to help build the new Juristic product with Board Intelligence. You will write code, work directly with customers, and help decide what to build next in a zero-to-one setting.

You will join a small, fast-moving team led by the CTO, combining frontend and backend work with AI model integration, data extraction, and retrieval to deliver reliable, production-ready capabilities for governance and legal use cases.