Senior AI Engineer (AI Systems)

TL;DR

Senior AI Engineer (AI Systems): Building and optimizing production-ready AI systems and agentic workflows with an accent on LLM application engineering and evaluation-driven development. Focus on designing autonomous agents that plan, code, and self-correct using RAG and vector stores.

Location: 100% Remote, Portugal

Salary: €28,000–€52,000 / Year

Company

Specialized IT consulting partner with 18 years of experience helping clients make the right decisions in a fast-moving market.

What you will do

• Develop production-grade AI systems utilizing Python, Docker, and CI/CD pipelines.
• Engineer LLM applications featuring prompt design, function calling, and structured outputs.
• Implement RAG architectures and manage vector stores using OpenAI and Anthropic APIs.
• Build end-to-end agentic systems capable of planning, coding, and self-validation.
• Design and maintain evaluation and verification infrastructure using SQL and cloud data platforms.
• Utilize orchestration frameworks such as LangGraph, LlamaIndex, AutoGen, or CrewAI.

Requirements

• At least 6 years of professional experience as an AI Engineer.
• Strong software engineering skills in Python, async, REST, and packaging.
• Deep expertise in LLM engineering including RAG and Vector stores.
• Proven experience in evaluation-driven development.
• Must be based in Portugal

Culture & Benefits

• Permanent full-time contract with health insurance.
• 22 days of paid vacation plus 4 additional annual days.
• Meal allowance provided via Coverflex.
• Annual training budget for professional development.
• Referral bonuses and a team-oriented international culture.