Senior AI Engineer - LLM/NLP for Marketing Tech (Remote UK)

United States Digital Space LLC; United States; Hybrid; USD 121,000 - 202,000; Full time

Job summary

Bluefish is seeking a Senior AI Engineer to lead the development of LLM-powered marketing and advertising solutions. You will own the LLM technology stack, train and fine-tune models, and deploy robust NLP systems in production, collaborating with application engineers, product managers, and designers.

The role is anchored in our London office with flexible hybrid or remote work within the UK. You will mentor juniors, push research-forward ideas, and ensure data quality, bias mitigation, and

Qualifications

• Experience deploying LLMs in real-world production environments.
• Strong ML/NLP theory and practice.
• Experience with data preprocessing and model evaluation techniques.
• Ability to mentor juniors and collaborate with cross-functional teams.

Responsibilities

• Lead development, training, and fine-tuning of LLM-driven solutions.
• Architect scalable production-grade NLP pipelines.
• Collaborate with engineers, product managers, and designers to deliver impactful AI solutions.
• Address data quality, bias mitigation, and model interpretability.
• Stay updated with NLP/AI research and prototype new ideas.

Skills

LLM

NLP

Machine Learning

Python

Model Deployment

Data Preprocessing

Leadership

Tools

PyTorch

TensorFlow

HuggingFace

Job description

Bluefish is seeking a Senior AI Engineer to lead the development of LLM-powered marketing and advertising solutions. You will own the LLM technology stack, train and fine-tune models, and deploy robust NLP systems in production, collaborating with application engineers, product managers, and designers.

The role is anchored in our London office with flexible hybrid or remote work within the UK. You will mentor juniors, push research-forward ideas, and ensure data quality, bias mitigation, and