Research Scientist

The role

The Research Scientist will lead research for Linkup by designing and implementing retrieval and ranking systems for AI agents. They will prototype, train, and evaluate models for factual search and multimodal understanding while building research pipelines.

What you will do

• Lead Research for Linkup
• Design and implement state-of-the-art retrieval and ranking systems for AI agents
• Prototype, train, and evaluate new models for factual search and multimodal understanding
• Build robust research pipelines, develop, deploy, and iterate on experiments end-to-end
• Master the technical scope of your domain and raise the bar for scientific and engineering rigor
• Collaborate on research roadmaps and drive key modeling and evaluation decisions
• Own large cross-functional initiatives from exploration to production
• Work autonomously alongside the CTO and the rest of the Software & ML teams
• Contribute to a strong research culture through experiment tracking, reviews, and knowledge-sharing

Required qualifications

• MS. is a must
• 5y of experience minimum in research in information retrieval, computer science or machine learning
• Hands-on experience with LLMs, NLP, embeddings, or information retrieval systems
• HNSW and ANNs are second nature to you
• Care about performance, reliability, and code quality
• Enjoy optimizing performance bottlenecks
• Thrive in a fast-paced, high-ownership startup environment

Nice to have

• PhD is preferred

Benefits

• flexible remote-work policy

About the company

Linkup is a small technical team building the agentic web by reconstructing the web as a structured knowledge layer for AI agents. Their mission is to deliver the world’s freshest, most trusted knowledge to AIs.