AI Prompt Engineer for LLM Automation & Insights

Capitole; España; Híbrido; EUR 85.000 - 120.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Training budget (€1200 per year)

Private health insurance

Benefits package

Hybrid model

Wellhub: fitness & wellness

Descripción de la vacante

Capitole is seeking an AI Engineer specialised in Prompt Engineering to join an international technology team. You will design and optimise prompts for large language models, applying generative AI to automate tasks across the software development lifecycle.

You will work with models such as GPT, Claude, Gemini, and LLaMA, implementing advanced prompting techniques, templating, and benchmarking. This role emphasizes experimentation, collaboration, and impact across business domains.

Formación

• Bachelor's or Master's degree in Computer Science or a related technical field.
• Experience designing prompts for Large Language Models.
• Strong knowledge of GPT, Claude, Gemini and LLaMA.
• Experience with prompt templating and iterative optimisation.

Responsabilidades

• Design and optimise prompts for Large Language Models such as GPT, Claude, Gemini, and LLaMA.
• Apply advanced prompting techniques including Chain-of-Thought Prompting, Few-Shot Prompting, Retrieval-Augmented Generation (RAG), Tool Use, and Function Calling.
• Develop prompt templates and optimise prompts iteratively based on evaluation and benchmarking.
• Apply AI to automate or improve software development tasks, including code generation, test case generation, technical documentation, requirements analysis, automated code review, and testing script generation.
• Work with modern AI-assisted development tools such as GitHub Copilot.
• Design specialised AI agents for tasks across the software development lifecycle.
• Work with AI agent orchestration frameworks such as LangChain, LlamaIndex, Semantic Kernel, AutoGen, or similar.
• Evaluate and benchmark prompts and their results.
• Knowledge of frameworks such as LangChain, LlamaIndex, Semantic Kernel, AutoGen.

Conocimientos

Prompt engineering

LLM knowledge

Evaluation & benchmarking

AI-assisted development

Educación

Bachelor's/Master's degree in CS or related field

Master's or PhD in AI/Data Science

Herramientas

GitHub Copilot

LangChain

LlamaIndex

Semantic Kernel

AutoGen

Descripción del empleo

Capitole is seeking an AI Engineer specialised in Prompt Engineering to join an international technology team. You will design and optimise prompts for large language models, applying generative AI to automate tasks across the software development lifecycle.

You will work with models such as GPT, Claude, Gemini, and LLaMA, implementing advanced prompting techniques, templating, and benchmarking. This role emphasizes experimentation, collaboration, and impact across business domains.