Location: Headquarters Brussels, Anderlecht (onsite - 2days/week) Languages: English Employment Type: Freelance Duration: 6-month project (starting September 2025) with potential for extension Context of the mission/objective(s) of the job We have developed several innovative Generative AI assistants to streamline high-value tasks across the company. With solutions that bring trials closer to patients, or that transform our internal helpdesks, Generative AI brings new opportunities to generate value for patients and the company. Your initial project will involve collaborating with app developers and users to productize an existing prototype using Python FastAPI and our custom internal framework. Beyond this initial project we will be looking to leverage your experience to enrich our Generative AI capabilities. Responsibilities Develop applications that leverage GenAI technology to solve specific business problems Act as a team player within the platform team and collaborate closely with the teams that built the prototypes Work with the infra teams to deploy the app, ensuring its supportability and maintainability Maintain well-documented code, complete with necessary unit and integration tests Requirements Proficient in Python and FastAPI Experience with Generative AI, including the use of Openai and/or Azure Openai APIs. Familiarity with standard data analytics libraries such as pandas, matplotlib, Streamlit, langchain, etc. Experience with Generative AI design patterns, such as RAG, Agentic AI, Context engineering, structured response and so on. Expertise in development tools, including GIT, IDE (preferably Vscode), and CI/CD (preferably Azure DevOps-based). Ability to work independently, breaking down complex tasks into manageable subtasks and executing them. Excellent communication and interpersonal skills, with a proven track record of collaborating effectively with cross-functional teams and stakeholders. A proactive and results-driven mindset, capable of resolving issues independently or seeking help and driving issues to resolution. Strong problem-solving and decision-making abilities, with a focus on developing innovative solutions.