Artificial Intelligence Engineer

AI Engineer – LLMs | Founding Team Opportunity

ViVA have partnered with a cutting-edge AI startup that\’s redefining how data and language models shape real-world products. We\’re looking for an
AI Engineer
with deep hands-on experience in
Large Language Models (LLMs)
to design, fine-tune, and deploy next-generation generative AI solutions.

What you\’ll do

• Build and deploy LLM-powered tools (chatbots, summarisation, content generation, semantic search)
• Fine-tune and customise transformer models for specific business use cases
• Optimise prompts, evaluate outputs, and refine for performance, accuracy, and safety
• Develop scalable training and inference pipelines
• Integrate LLMs into products via APIs or custom deployments
• Collaborate with product and engineering teams to ship AI-driven features

What you\’ll bring

• 3+ years in ML or NLP with strong practical experience using LLMs
• Solid Python and frameworks such as Hugging Face, LangChain, or OpenAI API
• Experience fine-tuning large models or building RAG systems
• Strong grasp of prompt engineering and model evaluation methods
• Comfortable deploying models in cloud or containerised environments

Why join

Be part of a
founding AI team
building transformative, LLM-powered products from the ground up.

What\’s on Offer

• £DOE + Bonus
• Continuous learning and career development.
• Opportunity to work with cutting-edge technologies.
• Global project exposure within a dynamic team.

If you\’re ready to make an impact and accelerate your career in AI Engineering, we\’d love to hear from you.

Hit the Apply button or contact
Orla Fitzsimons
) today for a confidential chat.