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Discover International

Senior AI Engineer (LLM / Agent Systems)

Hybrid

Ghent, Belgium

Senior

Full Time

15-01-2026

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Skills

Communication Python Go PostgreSQL Test Programming Databases Azure AWS Django cloud platforms Agile FastAPI Data Science OpenAI

Job Specifications

We are looking for a Senior AI Engineer to help build production-grade AI capabilities for advanced software products in the life sciences / biopharma domain.

This is a hands-on engineering role focused on designing, implementing, and maintaining LLM-powered agentic systems. You will work on real-world AI solutions that go far beyond prototypes, enabling complex reasoning, knowledge retrieval, and automation for expert users.

You will collaborate closely with software engineers, product managers, and domain experts in an agile, international environment.

What You Will Do

Architect and implement RAG-based AI agent workflows for complex, multi-step reasoning tasks
Build and optimize LLM-powered agents using modern orchestration frameworks (e.g. LangGraph or similar)
Develop context engineering strategies to improve accuracy, relevance, and robustness
Integrate AI services with existing platforms via well-designed APIs
Connect AI systems to databases, vector stores, and cloud infrastructure
Test, validate, and monitor AI agents to ensure production reliability
Document system architectures, design decisions, and implementation patterns
Participate in code reviews and help define AI engineering best practices

Tech Stack

LLMs: OpenAI, Anthropic Claude
Programming Language: Python
Frameworks: FastAPI, Django, LangGraph (or similar)
Semantic Search / Vector Stores: Elasticsearch, Pinecone (or equivalent)
Cloud Platforms: AWS and/or Azure
Databases: PostgreSQL, ClickHouse

What We’re Looking For

Master’s or PhD in Computer Science, Software Engineering, Data Science, or a related field
5+ years of experience in software or AI engineering
Hands-on experience building LLM-based agents
Proven experience delivering AI systems into production environments
Strong Python engineering skills with a pragmatic mindset
Ability to translate complex business or domain requirements into effective technical solutions

Nice to Have

Experience with ML fundamentals, model evaluation, or MLOps
Exposure to life sciences, biotech, or biopharma domains
Experience working with complex, data-intensive systems

What We Offer

A challenging job environment with advancement opportunities
Possibility to work from home in an international (global) setting, with a hybrid remote model and the opportunity to connect with colleagues on-site in Ghent
A dynamic company with an open culture, easy communication, and an ambitious vision
A rich and global team with a diverse mix of backgrounds, experiences, and expertise
Independence and flexibility
Attractive salary package

Further details regarding engagement and compensation will be discussed during the interview process.

Apply with your CV or reach out to yiling.tan@discoverinternational.com for more information.

About the Company

Discover International - Visionary Life Science Talent Solutions Our expert teams find exceptional people faster Our innovative Talent and Consulting solutions mean we deliver faster at every stage and every challenge of the hiring process; our product offering brings together an extensive global and local network, specialist skills, strategic guidance, and dedicated experts working together as a team. We nurture long-term partnerships with our candidates, our clients and our stakeholders, who continually recommend us t... Know more