Overview

AI Engineer position at Lexidy Law Boutique in Barcelona, Spain.
Full‑time, on‑site role. Mid‑level engineer focused on building AI applications that transform legal work.
Key purpose: Rethink how legal work gets done with AI, working hand‑in‑hand with lawyers and operations teams to create production‑ready solutions.
Responsibilities

Design and build AI‑powered applications from prototype through production.
Integrate and orchestrate LLMs and agents into real legal workflows (document generation, case triage, knowledge base, etc.).
Collaborate with lawyers and operations teams to understand legal problems before proposing technical solutions.
Contribute to a culture of continuous experimentation with AI and stay current on AI developments.
Qualifications

2+ years of relevant engineering experience.
Real‑world experience building with coding agents (preferably Claude Code) and managing them in production projects.
Experience with an agentic framework such as Mastra (TypeScript), PydanticAI, smolagents, CrewAI, or LangGraph (Python).




Solid foundations in transactional architecture.
Proficiency with modern frontend (ideally React) and backend (Node.js) stacks or equivalent.
Hands‑on experience with LLMs, embeddings, vector stores, and modern AI frameworks/APIs.
Familiarity with cloud platforms (GCP preferred).
Product mindset: prioritising user experience and rationale behind decisions.
Culture of quality: useful tests, clear READMEs, reproducible deployment (Docker Compose).
Clear communicator, able to explain technical decisions to non‑technical stakeholders.
Proactive, self‑directed, independent, and hands‑on.
Fluency in English an advantage.
Experience with observability, agent tracing, and design of guardrails (confirmations, limits, DISCLAIMERS) is a plus.
Benefits

Open‑minded, collaborative culture with enthusiastic lawyers and technologists.
Informal, entrepreneurial and versátil atmosphere; free coffee, drinks and healthy snacks.
Career developme

📌 AI Engineer at Lexidy Law Boutique (Barcelona)
🏢 Lexidy Law Boutique
📍 Barcelona