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Prompt Engineer

Remote, València·Full-time·Added yesterday (last checked 12 Nov)

Altia

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Our summary

Work mode: Remote (València)
Contract: Full-time
Experience: Senior level
Benefits: Flexible pay plan

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Skills

Pay & benefits

What you'll get

🔹What we offer🔹

⚡High-impact project

👫 Collaborative work environment

🚀 Career Plan

📘 Training Plan

💸 Flexible Remuneration

The 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.

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).

About Altia

Altia is a Spanish IT consulting and technology services company headquartered in A Coruña, Spain. It provides a wide range of services including software development, systems administration, cybersecurity, and digital transformation solutions to clients across banking, public sector, and industry. With a strong presence in Spain, Altia has grown to employ over 2,000 professionals and operates in multiple regions, offering both on-site and remote roles.

For international professionals, Altia offers opportunities to work on diverse projects with modern technologies such as AI, cloud, and enterprise systems. The company emphasizes professional growth and has a collaborative work culture, with many roles open to remote work. While its primary language is Spanish, some positions, especially those involving international clients, may require English proficiency.

Industry: IT Consulting
Founded: 1994
Employees: 1,000–5,000
Headquarters: A Coruña, Spain
In Spain: A Coruña, Madrid, Barcelona and 2 more

Good to know if you are moving

Altia is headquartered in A Coruña, a coastal city in Galicia, Spain, offering a high quality of life and lower cost of living compared to Madrid or Barcelona.
The company has offices in multiple Spanish cities, including Madrid, Barcelona, Vigo, and Zaragoza, providing flexibility for relocation.
Many roles are offered as fully remote or hybrid, making it easier for international hires to work from anywhere in Spain.
Altia works with major clients in banking and the public sector, offering exposure to large-scale enterprise projects.
While Spanish is the primary working language, some roles require English, and the company supports professional development.

In their own words

About the company & team

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.

Additional information

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).

All open roles at Altia