Onetowin

Junior/Medior Full-Stack AI Developer

Our client is a Belgian AI technology company developing real‑time multilingual AI communication systems focused on:

• Local AI deployment
• AI communication infrastructure
• Secure and scalable AI solutions
• Multilingual operational environments

Our platform already supports more than 123 languages with ultra-fast response times below 2 seconds. As our multilingual AI communication platform continues to expand rapidly, we are looking for an ambitious Junior or Medior Full-Stack AI Developer to strengthen our team in Belgium.

What you will do

• Develop front‑end and back‑end AI applications
• Build integrations between AI systems, APIs, databases and enterprise environments
• Work with LLMs, VLMs and multilingual AI pipelines
• Contribute to scalable local AI infrastructure
• Optimize performance, security and operational stability

What we are looking for

• Passion for AI and advanced technologies
• Experience with Full-Stack development
• Knowledge of APIs, databases and integrations
• Strong analytical and problem‑solving mindset
• Interest in AI / Machine Learning / LLM environments
• Fluent Dutch and professional English

What we offer

• Work on innovative AI communication infrastructure
• Fast‑moving and highly technical environment
• Short communication lines and high autonomy
• Direct impact on product and platform evolution
• Opportunity to grow into an advanced AI infrastructure specialist