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