Senior AI

Our client is delivering an AI-driven MVP focused on intelligent document processing and retrieval-based question answering. The Senior AI / ML Engineer is responsible for implementing the full technical stack required for this MVP, covering data ingestion, processing pipelines, embeddings, and retrieval-augmented generation, in close collaboration with an AI Architect.

The role is highly execution-oriented, with a strong emphasis on production-ready AI components, performance, and integration within an enterprise cloud environment.

**Responsibilities:**

- Design and implement end-to-end data pipelines for document ingestion, parsing, metadata generation, and structured storage.
- Build and optimize embeddings, RAG indexes, search logic, and response generation mechanisms.
- Integrate AI components with Azure OpenAI, internal databases, and backend APIs.
- Develop and maintain backend services supporting AI and ML workflows.
- Collaborate closely with the AI Architect to align implementation with the overall solution architecture.
- Ensure code quality through testing, documentation, reviews, and performance optimization.
- Support integrated testing, validation, and MVP stabilization activities.

**What are we looking for?**

- You have
**7+ years of experience**
in backend or AI/ML engineering roles.
- You bring strong proficiency in
**C#**
and
**.NET**
for data processing and backend development.
- You have hands-on experience designing and implementing
**RAG pipelines**
and
**embeddings-based retrieval**
.
- You possess deep practical experience with
**Azure OpenAI**
or comparable cloud-based AI services.
- You have solid knowledge of data extraction, document processing, and scalable pipeline architectures.
- You bring experience integrating AI components into production-grade systems.
- You are fluent in
**French or Dutch**
and have a good professional level of the other language.

**Nice to Haves**

- Experience with additional backend technologies such as PHP or JavaScript.
- Exposure to DevOps, CI/CD pipelines, or cloud engineering practices.
- Experience delivering AI-driven MVPs in Agile environments.
- Relevant technical certifications in Azure, .NET, or AI/ML.

**What do we offer?**

- Work regime: cloudy with a chance of veggie meatballs
- Location: Brussels
- Working model: Hybrid (minimum 2 days onsite)
- Duration: ASAP - Aug 2026
- Contract: open to both permanent employees and freelancers