Senior AI Engineer

About the role

Senior AI Engineer at dunnhumby. Build reusable, scalable AI services for prompt orchestration, model routing, embeddings, structured generation, and tool calling.

What you'll do

• Build reusable, scalable AI services for prompt orchestration, model routing, embeddings, structured generation, and tool calling
• Design multi-agent and autonomous systems with reasoning, planning, memory, and tool execution; build graph-based
• Build enterprise-grade RAG pipelines— ingestion, chunking, embeddings, hybrid search, reranking, citations — and continuously evaluate retrieval quality
• Train, fine tune (LoRA/QLoRA/PEFT), and evaluate ML/DL models; build training pipelines, run experimentation and hyperparameter optimization
• Deploy, monitor, and continuously improve agents and models in production — experiment tracking, model registry, versioning/rollback, drift and cost monitoring, CI/CD

What you need

• 8–14 yrs of experience
• Machine learning
• SQL
• Python
• MLOps
• LLMs
• Prompt engineering
• M.Sc or B.Tech or B.E. or B.Sc or BCA or M.Tech or MCA

Good to have

• PyTorch
• TensorFlow
• Azure
• CI/CD
• Terraform
• Microservices