Machine Learning Engineer

Job summary

Responsibilities

Linkup is the web search engine built for AI. Our infrastructure crawls, indexes and serves the live web to AI agents, and it’s scaling fast.

• Design, train and ship ranking and retrieval models for AI agents
• Bring new ranking signals into the engine, beyond pure relevance
• Build the evaluation framework that tells us what really improves search quality
• Optimize model serving for latency and GPU cost
• Turn customer and benchmark feedback into ranking improvements, with clear before/after numbers

Tech stack

• Python
• PyTorch
• vLLM
• Ray
• Spark
• Databricks
• Kubernetes
• Terraform