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ThoughtLabs Belgium

Machine Learning Engineer

ThoughtLabs Belgium
Belgium · Full-time · Mid-Senior

Description

We currently have a vacancy for a Senior Machine Learning Engineer (AI/NLP) fluent in English, to offer his/her services as an expert who will be based in Belgium. The work will be carried out either in the company’s premises or on-site at customer premises. In the context of the first assignment, the successful candidate will be integrated with the Development team of the company that will closely cooperate with a major client’s IT team on site.

Your tasks

  • Design, implement and optimise advanced AI, NLP, and ML models. Use LLMs, RAG frameworks, and other state-of-the-art approaches;
  • Create methods for tokenisation, part-of-speech tagging, named entity recognition, classification, clustering and other text mining-related tasks;
  • Conduct thorough research and stay updated on the latest trends and advancements in NLP, ML, and AI technologies;
  • Develop and maintain robust, scalable, and efficient code using Python;
  • Collaborate with cross-functional teams to integrate AI/ML solutions into existing products and services;
  • Perform rigorous analysis and experimentation to improve model accuracy, efficiency, and scalability;
  • Develop comprehensive reports and visualisations to communicate insights and findings to stakeholders.

Requirements

  • University degree in IT combined with relevant IT professional experience of 17 years;
  • Experience in Machine Learning and Natural Language Processing;
  • Excellent knowledge of Python and libraries (e.g. Pandas, SpaCy, NLTK, Hugging Face);
  • Experience with deep learning frameworks for complex model architecture such as TensorFlow or PyTorch;
  • Experience with pre-trained models and LLMs like GPT, and other Transformer-based architectures;
  • Experience with tools like Matplotlib and Seaborn for creating data visualizations;
  • Experience with AI-powered code assistants (e.g., Amazon Q, Github Copilot), staying updated with advancements in AI-driven code technologies;
  • Good knowledge of SQL tooling (Oracle, PostgreSQL);
  • Knowledge of NoSQL databases (Elasticsearch, MongoDB);
  • Knowledge of architectural design of scalable ML solutions such as model servers, GPU resource optimisation;
  • Experience with A/B testing and experimental design of ML models;
  • Strong understanding of linguistics and text processing techniques;
  • Proficient in continuous code delivery and unit testing;
  • Knowledge in one of the following areas: predictive (forecasting, recommendation), prescriptive (simulation), topic detection, plagiarism detection, trends/anomalies detection in datasets, recommendation systems;
  • Familiarity with leveraging graph science techniques to solve complex data problems within social networks, knowledge graphs;
  • Excellent command of the English language.

Key Skills

Ranked by relevance

ai machine learning elasticsearch deep learning simulation tensorflow matplotlib seaborn python oracle pandas nosql sql
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Posted
Feb 02, 2026
Type
Full-time
Level
Mid-Senior
Location
Brussels Metropolitan Area

Industries

IT Services IT Consulting

Categories

Engineering

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