Lead Search Optimization Engineer for Agentic & LLM

Posted 2 days ago

obsidianMillbrae (CA)

SENIORITY

Lead

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About the role

Obsidian is seeking engineers who have shipped production search systems and who think deeply about the requirements and optimizations of these systems. You have likely owned relevance or retrieval on a system real users depended on, and you have decided how to quantify impact and improvements. You've built out systems related to agentic search and scaled data infrastructure to power modern search systems. This is a 25-minute conversational interview with no coding or take-home, and we'll pay a

Before you apply

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Your profile is current

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Two examples you can talk through

Not a portfolio — just two pieces of work where you can explain the decisions and what you'd change.

A number in mind

What you're on now and what would make you move. We negotiate better when we know both.

Your notice period

Employers plan around it, and it's the question that stalls offers most often.

Once you apply, someone reads it and calls you before anything reaches the employer — usually within two working days.

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