Senior LLM Engineer

Join our AI team as a Senior LLM Engineer and work at the cutting edge of natural language processing fine-tuning large language models, designing prompt strategies, and deploying production NLP systems.

• Fine-tune transformer-based models (GPT, BERT, T5, RoBERTa) for domain-specific tasks
• Design and iterate on prompt engineering strategies including CoT, zero-shot, and few-shot
• Build and maintain production NLP pipelines for text generation, summarisation, and classification
• Research and evaluate emerging LLM architectures and capabilities
• Collaborate with product teams to integrate AI capabilities into applications
• Conduct model evaluation, bias analysis, and performance optimisation

• 7+ years overall with 2+ years focused on transformer-based LLM work
• Expertise in GPT, BERT, T5, RoBERTa architectures and attention mechanisms
• Proficiency in Python and NLP libraries (Hugging Face, SpaCy, NLTK)
• Experience with fine-tuning, instruction tuning, and RLHF techniques
• Strong understanding of prompting: CoT, zero-shot, few-shot, prompt templates

• Experience with LangChain or LlamaIndex
• Knowledge of model quantisation and deployment

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