Sr. Machine Learning Engineer, Search Ranking
xAI, Palo Alto, CA
The role
The X Search team is responsible for building and operating the core search engine that powers discovery on X. We own the full end-to-end search stack — from real-time retrieval and indexing to ranking and the end-user search experience.
Our goal is to create the most relevant, fast, and intelligent search experience on the internet by combining state-of-the-art information retrieval systems with Grok’s reasoning capabilities.
What you will do
- Build search and retrieval algorithms that scale to millions of users
- Build and operate large scale search engine and search infrastructure