AI Engineer at Euro Staffs

Euro Staffs; Porto; On-site; EUR 50,000 - 90,000; Full time

Benefits offered by this job

Health insurance

Career progression

Work-life balance

Job summary

Axians Porto invites an AI Engineer to join a dedicated squad maintaining and evolving a portfolio of production AI agents supporting back-office operations in finance. You will design, develop, and optimize agents, ensuring reliability, scalability, and operational excellence.

The role emphasizes Python development, LangGraph/LangChain, and deployment in Kubernetes. English proficiency and collaboration with analysts are essential for success.

Qualifications

• 3 to 6 years of Python software engineering experience.
• 1 to 2 years of experience with LLM and Generative AI applications.
• Experience designing AI agents with tool calling, memory management, and reasoning workflows.
• Knowledge of testing practices, including pytest and deterministic testing.
• Advanced level of English (written and spoken).

Responsibilities

• Develop and maintain AI agents in Python using LangGraph and LangChain.
• Design and optimize agent workflows: task decomposition, tool integration, memory management.
• Engineer prompts and deployment settings within Kubernetes environments.
• Build evaluation frameworks, regression tests, quality metrics, and shadow testing.
• Collaborate with business stakeholders to translate requirements into AI solutions.

Skills

Python AI development

Agentic AI frameworks

Prompt engineering & RAG

REST & gRPC APIs

Docker & Kubernetes

Tools

LangGraph

LangChain

AutoGen

CrewAI

Job description

AI ENGINEER

Full time on site position offers great opportunities for career growth.

Porto, P13, PT.

What We Are Looking For

We are looking for an AI Engineer to join a newly created squad responsible for maintaining and evolving a portfolio of production AI agents supporting back-office operations in the financial services sector. This role focuses on designing, developing, and continuously improving AI agents, optimizing their reasoning flows, tool usage, prompts, and evaluation processes. You will also contribute to adapting general‑purpose AI solutions to specific business requirements while ensuring reliability, scalability, and operational excellence.

What You Will Do on a Daily Basis

Develop and maintain AI agents in Python using frameworks such as LangGraph, LangChain, and internal development tools. Design and optimize agent workflows, including task decomposition, tool integration, memory management, guardrails, and human‑in‑the‑loop controls. Engineer, test, and maintain prompts, configurations, and deployment settings within Kubernetes environments. Build and execute evaluation frameworks, regression testing suites, quality metrics, and shadow testing processes to ensure agent performance. Collaborate closely with business stakeholders and analysts to translate operational requirements into AI‑driven solutions.

Your Key Skills

• Strong Python development experience applied to AI and Generative AI solutions.
• Experience with agentic AI frameworks such as CrewAI, LangGraph, LangChain, AutoGen, or similar.
• Solid knowledge of prompt engineering, Retrieval-Augmented Generation (RAG), and LLM evaluation methodologies.
• Experience integrating and consuming REST and gRPC APIs, including asynchronous Python development.
• Understanding of Docker, Kubernetes, observability, and production‑grade AI deployments.

Your Main Qualifications

• 3 to 6 years of experience in Python software engineering.
• At least 1 to 2 years of experience working with LLM and Generative AI applications.
• Experience designing AI agents with tool calling, structured outputs, memory management, and reasoning workflows.
• Knowledge of testing practices, including pytest, LLM mocking, and deterministic testing approaches.
• Advanced level of English (written and spoken).

What We Offer

Stable professional career Working with Axians projects becomes an asset to those of us who want to offer stability through a secure career.

Prospects for career advancement You can access training and new certifications that will further elevate your skills. 360 evaluation from managers and peers will also allow you to evolve.

Work Life Balance By collaborating with Axians, you will be able to reconcile work and family requirements without neglecting either area.

Attractive, evolving compensation When working with Axians, you have access to performance bonuses in addition to an attractive salary pack (base salary + benefits). You are also entitled to health insurance and an employee assistance program for you and your family (Psychological, Legal, Psychosocial, and Financial support).

Axions is the VINCI Energies brand dedicated to Information Technology and Digital Transformation. With an international presence and a people‑to‑people approach, we combine technology, innovation, and proximity to create real impact for organizations and society.

Join Axians

At Axians, we believe that talent does not fit a single profile. We value diversity and promote an inclusive environment where everyone has the opportunity to grow and contribute.

If you have a disability or impairment, we are committed to ensuring equal opportunities throughout the recruitment and onboarding process. Whenever needed, we provide reasonable accommodations so that you can participate on an equal basis.

If you require any accommodation, please let us know by contacting us at [e-mail].