Python Developer

Job Title: Python Developer (GenAI)

Language: English, Dutch or French is plus

Location: Anderlecht, Belgium

Duration: ASAP - 6 months with possible of extension

Work Mode: Hybrid (2 or 3 days onsite per week)

Work regime: Full time

Job Description - Roles and Responsibilities

Key Responsibilities

• Design, develop, and evolve Generative AI applications that solve concrete business problems
• Collaborate with prototype teams to industrialize and scale GenAI solutions

Apply modern GenAI design patterns, including:

• Retrieval-Augmented Generation (RAG)
• Agentic workflows and multi-agent systems
• Context engineering and prompt orchestration
• Structured and reliable LLM outputs

Build and integrate GenAI workflows using frameworks such as:

• AutoGen
• Semantic Kernel
• LangChain / LangGraph
• Microsoft Agent Framework (or similar emerging agent frameworks)
• Develop backend services and APIs in Python to expose GenAI capabilities (e.g., FastAPI or similar frameworks)
• Work with infrastructure and platform teams to ensure deployability, observability, and maintainability
• Write clean, well-documented, testable code with appropriate unit and integration tests
• Act as an active team member within the AI platform team, contributing ideas, best practices, and improvements

Required Qualifications

• Strong proficiency in Python, with experience building production-grade applications
• Hands-on experience with Generative AI and LLMs, including:
• OpenAI and/or Azure OpenAI APIs
• Prompt engineering and response structuring
• Practical experience with GenAI frameworks and orchestration tools, such as:
• AutoGen
• Semantic Kernel
• LangChain / LangGraph
• Agent-based or workflow-driven LLM systems
• Familiarity with common data and AI tooling (e.g. pandas, matplotlib, Streamlit, vector databases, embeddings)
• Experience building or integrating backend services and APIs (FastAPI or equivalent is a plus)
• Solid understanding of software engineering best practices, including:
• Git-based workflows
• CI/CD pipelines (preferably Azure DevOps)