Lead ML Product Engineer

The role

You will work at the intersection of product, machine learning, and cloud infrastructure. You will build and prototype ML platform features, workflows, SDKs, APIs, and developer tooling to help customers build and run AI workloads.

What you will do

• Build and prototype ML platform features, workflows, SDKs, APIs, and developer tooling.
• Work closely with Product to turn customer needs into working technical solutions and product experiences.
• Develop reference implementations across training, fine-tuning, inference, model serving, and orchestration.
• Integrate ML frameworks and tools with Radiant’s GPU, Kubernetes, storage, networking, and platform services.
• Work directly with customers and internal teams to identify friction and improve developer experience and time-to-value.
• Evaluate emerging ML infrastructure technologies and rapidly test their suitability for the platform.
• Support product discovery with technical prototypes, benchmarks, demos, and proof-of-concepts.
• Help define technical requirements, documentation, examples, and best practices for ML services.

Required qualifications

• Strong engineering experience, ideally in ML infrastructure, developer tooling, cloud platforms, or AI products.
• Strong understanding of ML workloads: training, fine-tuning, inference, model serving
• Strong understanding of Infrastructure: GPUs, Kubernetes, containers, storage, networking
• Strong understanding of Developer tooling: APIs, SDKs, CLIs, notebooks
• Strong understanding of Distributed systems: scheduling, queues, retries, failures, scaling
• Comfortable moving quickly from an ambiguous customer problem to a working prototype or production implementation.
• Strong communication skills and comfortable working directly with product teams and customers.

Nice to have

• Familiarity with technologies such as Ray, Slurm, MLflow, Hugging Face, vLLM, Triton, LangChain, or similar.

Benefits

• 25 days of annual leave
• Learning Time
• Private medical insurance via Bupa
• Cycle to Work Scheme
• Gympass subscription to a variety of gyms and wellbeing apps
• Participation in the company shares program
• Enhanced parental pay & leave

About the company

Radiant designs and operates AI-native infrastructure platforms for GPU-native workloads and high-performance AI systems. It was established by Brookfield, a global alternative asset manager.