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# Senior Web Developer AI/LLM Integration DIGI000571

- **Company:** ITProposal
- **Location:** Brussel, Belgium (Remote available)
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** JavaScript (Programming Language), Agile Methodology, Artificial Intelligence, Applications Architecture, Cascading Style Sheets (CSS), Computer Programming, Data Cleansing, Relational Databases, Software Debugging, Distributed Systems, PostgreSQL, Machine Learning, Node.Js, Performance Tuning, Scrum Methodology, RabbitMQ, Redis, Software Engineering, Web Applications, ReactJS, Large Language Models, Prompt Engineering, Docker, Elixir, Microservices
- **Published:** September 8, 2026
- **Apply:** https://www.adzuna.be/details/5875345132

## About the Role

* Minimum 5 years of experience in web/software development.
 * Strong experience with:
 + JavaScript
 + Node.js
 + React
 + CSS
 + Microservices
 + Docker
 + RabbitMQ
 + PostgreSQL or another relational database
 * Strong programming, testing, and debugging skills.
 * Experience leading or coaching development teams.
 * Experience with Agile/Scrum methodologies.
 * Knowledge of AI/ML, LLMs/VLMs, prompt engineering, and AI model integration is a strong advantage.
 * Knowledge of vector databases and RAG is an advantage.
 * Experience with data preprocessing, fine-tuning, or multimodal applications is a plus.
 * Knowledge of Elixir is an advantage.
 * Dutch: CEFR C2/native-level proficiency.

## Description

We are looking for a Senior Web Developer to contribute to the development and integration of innovative digital applications within a multidisciplinary Agile team. The role focuses on JavaScript/Node.js, React, microservices, and AI/LLM integration.

 * Design, develop, test, debug, and maintain high-quality web applications.
 * Develop scalable and maintainable solutions using JavaScript, Node.js, and React.
 * Design and integrate microservices and distributed applications.
 * Work with Docker, RabbitMQ, PostgreSQL, and Redis.
 * Contribute to application architecture and technical solution design.
 * Support and coach other developers and take a leading role within the development team.
 * Integrate AI/ML models, LLMs, VLMs, and RAG into applications.
 * Work on multimodal AI solutions involving text, images, and video.
 * Apply Agile/Scrum methodologies throughout the development lifecycle.