Machine Learning Engineer
Linkup · Paris · Full-time
Description
About the role 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. We’re looking for a top‑tier Machine Learning Engineer to join Linkup and work hand‑in‑hand with our CTO, Denis Charrier, and the rest of the tech team. Your core responsibilities will be to: Design, train and ship ranking and retrieval models for AI agents 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 Requirements You’re a great match if you: Are excited to help build Google for AI agents- and believe in Linkup’s mission Have strong hands-on experience in information retrieval, ranking or search in production. Build rigorous evals and check the data behind every number Care about latency, cost and reliability as much as model quality Thrive in a fast-paced, high-ownership startup environment Example Projects Ship…
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Questions about this job
Where is this Machine Learning Engineer job located?
The listing places this job in Paris.
Who is hiring?
The employer shown on the listing is Linkup.
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Is it full-time or part-time?
The listing type is Full-time.
When was this job posted?
It was posted on 27 October 2026. Jobs that stay open too long are closed automatically, so apply soon if you are interested.
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