Job Summary: We are seeking a senior LLM/ML engineer to enhance document extraction from insurance policies using large language models, with a focus on accuracy and optimization. Key Highlights: 1. Improved accuracy in document extraction 2. Creation of evaluation frameworks 3. Optimization of workflows with LangGraph Location**Madrid** Salary**35,000 € \- 39,000 €****Gross/year** Category**Information Technology and Telecommunications** Subcategory**Programming** Sector**Services and Information Technology** Work Schedule**Full-time** Work Modality**Hybrid (On-site and Remote)** Professional Level**Employee** Department**Information Technology** ### **Description** Grupo NS is recruiting a senior LLM/ML engineer to enhance our document extraction processes for insurance policies, leveraging large language models. You will work on improving extraction accuracy, building evaluation frameworks, and optimizing LangGraph-based workflows. Department: General AI Document Extraction. **Technical Requirements:** More than 4 years of experience with Python in production ML systems. More than 2 years of experience working with LLMs (GPT\-4, Claude, Gemini). Experience with LangChain/LangGraph or similar orchestration frameworks. Advanced level of English. **WORK MODALITY:** **Hybrid, with occasional attendance at the Barcelona offices (the candidate may reside anywhere in Spain, provided they can attend the Barcelona offices occasionally).** NS is a company that values both the technological professional profile of its employees and their interest and aptitude in developing new projects. Therefore, we seek individuals who are consistent, eager to evolve and learn. ### **Minimum Requirements** More than 4 years of experience with Python in production ML systems. More than 2 years of experience working with LLMs (GPT\-4, Claude, Gemini). Experience with LangChain/LangGraph or similar orchestration frameworks. Advanced level of English. **WORK MODALITY:** **Hybrid, with occasional attendance at the Barcelona offices (the candidate may reside anywhere in Spain, provided they can attend the Barcelona offices occasionally).** ### **Competencies** * python * LLMs