Prompt Engineer - European Agency

Altia; Valencia; On-site; EUR 120,000 - 160,000; Full time

Benefits offered by this job

High-impact project

Collaborative work environment

Career Plan

Training Plan

Flexible Remuneration

Job summary

Altia is seeking a Senior Generative AI & LLM Engineer to design and deploy advanced AI solutions. You will architect LLM-based systems, lead end-to-end RAG development, and focus on secure cloud deployments within a multinational team.

The role emphasizes Python programming, cutting-edge AI APIs, and responsible AI practices in a high-visibility project environment. Valencia-based, on-site collaboration is expected.

Qualifications

• Hands-on experience in generative AI and LLM architectures.
• End-to-end RAG development, fine-tuning, and secure cloud deployments.
• Experience with cloud AI platforms and AI API integrations.
• Strong programming in Python for AI systems.

Responsibilities

• Design, train, evaluate, and deploy complex secure AI solutions.
• Architect LLM-based systems and integration with cloud platforms.
• Develop end-to-end RAG pipelines and retrieval strategies.
• Implement robust DevSecOps and AI security practices.

Skills

Python

Advanced data structures

Algorithms

OpenAI

Anthropic

Azure AI

Hugging Face

LangChain

LlamaIndex

Pinecone

Weaviate

pgvector

AWS Bedrock

Google Vertex AI

Azure OpenAI Service

LangSmith

MLflow

DevSecOps

Responsible AI

LLM cybersecurity

Tools

Pinecone

Weaviate

pgvector

MLflow

LangSmith

Job description

Role

Senior Generative AI & LLM Engineer | AI Solutions Architect (Python, RAG, Cloud AI)

We are looking for a Senior Specialist / Engineer in Generative AI and Large Language Models (LLMs) with deep hands‑on expertise in designing LLM-based system architectures, end‑to‑end RAG development, fine‑tuning, and secure cloud deployments.

Who We Are

Altia is a high‑value digital transformation services company that has undertaken, changed, and reformulated international projects for nearly a thousand clients, leaders in their sectors, who have understood that their businesses can be revolutionized through digitalization. Over its 30 years of experience, it has proven to be a robust company with a future, a capacity for innovation, and adaptability.

The Project

Join a high‑visibility, technologically challenging international initiative within a major European institutional environment. Working in a dynamic, multicultural, and multilingual team, you will play a key role in designing, training, evaluating, and deploying complex, secure Generative AI and LLM solutions built on cutting‑edge cloud architectures.

Stack

Core & Programming: Python, advanced data structures, and algorithms.

Foundation Models & AI APIs: OpenAI, Anthropic, Azure AI, Hugging Face.

Orchestration & RAG: LangChain, LlamaIndex, vector databases (Pinecone, Weaviate, pgvector), and custom embedding/retrieval strategies.

Cloud & Evaluation: AWS Bedrock, Google Vertex AI, Azure OpenAI Service, LangSmith, MLflow.

DevSecOps & AI Security: Scalable software engineering, automated DevSecOps pipelines, Responsible AI, and LLM cybersecurity (mitigating prompt injection and data poisoning).

What We Offer

• High-impact project
• Collaborative work environment
• Career Plan
• Training Plan
• Flexible Remuneration

The present job offer is drafted taking into account impartiality and non-discrimination on the grounds of gender, race, ideology, or any other reason. Especially, it takes into account the respect for the current regulations regarding gender equality between women and men (Royal Decree-Law 6/2019).