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# Python Developer (AI, RAG & Prompt Engineering)

- **Company:** Multiplied
- **Location:** Hoofddorp, Netherlands
- **Contract:** Permanent contract
- **Skills:** Artificial Intelligence, Software Applications, Software Quality, Database Design, Python (Programming Language), Software Construction, SPARQL, TypeScript, Large Language Models, Prompt Engineering, Generative AI, Api Design
- **Published:** July 1, 2026
- **Apply:** https://www.multiplied.nl/vacature/python-developer-ai-rag-prompt-engineering

## About the Role

* Extensive experience in Python software development.
 * Hands-on experience with prompt engineering and LLM-based applications.
 * Strong knowledge of vector databases (e.g., Weaviate), knowledge graphs, and Retrieval-Augmented Generation (RAG).
 * Experience with API development and database design and management.
 * Proven experience with context engineering across multiple LLM platforms.
 * Knowledge of ontologies and SPARQL is considered a plus.
 * Experience with Go and/or TypeScript is a plus.

Personal Qualities

 * Strong analytical and problem-solving skills.
 * Strategic mindset with the ability to balance technical detail and big-picture thinking.
 * Excellent verbal and written communication skills in both Dutch and English.
 * Passion for innovation and emerging technologies.
 * Proactive, collaborative, and able to work effectively with both technical and non-technical stakeholders.

## Description

Are you an experienced Python Developer with a passion for Artificial Intelligence and Large Language Models (LLMs)? We are looking for a talented professional to help drive the development of innovative AI solutions within our organization.

As a Python Developer (AI, RAG & Prompt Engineering), you will play a key role in the development, enhancement, and stability and AI-powered applications. You will work on advanced challenges involving context engineering, knowledge retrieval, and intelligent automation, helping to shape the future of AI-driven solutions across the business.

This position requires a combination of strong technical expertise, strategic thinking, and effective collaboration with stakeholders across multiple disciplines., * Design, develop, and maintain scalable, high-performance AI solutions.

 * Build and optimize applications powered by Large Language Models (LLMs).
 * Implement and improve Retrieval-Augmented Generation (RAG) architectures and prompt engineering strategies.
 * Contribute to technical architecture decisions and long-term AI strategy.
 * Ensure code quality, maintainability, and adherence to software engineering best practices.
 * Identify, evaluate, and implement innovative AI technologies and solutions.
 * Collaborate closely with business stakeholders, data specialists, and development teams to deliver impactful AI products.


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