AI Engineer (Legal AI)

TL;DR

AI Engineer (AI): Designing and implementing end-to-end AI-driven product features using LLM APIs, with an accent on building and optimizing RAG systems, agent orchestration, and scalable backend systems. Focus on ensuring high security, reliability, and data privacy across all AI-powered features for legal professionals.

Location: Hybrid (8 days/month) in Mechelen, Belgium. Applicants may be required to appear onsite.

Company

Libra by hirify.global is transforming how legal professionals work, combining deep legal reasoning with cutting-edge generative AI to build the most powerful AI workspace for lawyers in Europe.

What you will do

• Design, implement, and maintain AI-driven product features end-to-end using LLM APIs.
• Develop both visible chat-based UX flows and non-visible AI integrations.
• Build and optimize RAG systems, including document parsing, semantic chunking, and retrieval pipelines.
• Build scalable, maintainable backend systems using FastAPI and modern Python tooling.
• Design and implement agent orchestration systems for complex legal workflows.
• Build infrastructure for evaluations and benchmarking, ensuring quality across AI-powered features.

Requirements

• Deep experience building products that integrate large language models (LLMs) via APIs.
• Proficiency with FastAPI, Python, and common data science packages.
• Strong understanding of software engineering and security best practices.
• Experience with modern AI developer tools (e.g., Cursor, Claude Code, Copilot).
• Excellent communication skills in English.
• Entrepreneurial mindset with a deep sense of urgency and pragmatic problem-solving approach.

Nice to have

• Experience with TypeScript and front-end development.
• German fluency.

Culture & Benefits

• High-impact engineering role at the forefront of AI and knowledge automation.
• Opportunity to build and ship features directly shaping how lawyers work.
• Close collaboration with world-class engineers, product thinkers, and legal experts.
• Culture that values speed, ownership, and craftsmanship.
• Competitive compensation.

Hiring process

• Candidates must participate in interviews without the assistance of AI tools or external prompts.
• Removal of virtual backgrounds during interviews is requested.
• In-person interviews are part of the hiring process.
• Use of AI-generated responses or third-party support will be grounds for disqualification.