Member of Technical Staff - X Search
Palo Alto, CASoftware Engineer$180k–$440kPosted Apr 30, 2026
Back to jobsNewMember of Technical Staff - X SearchPalo Alto, CAApplyABOUT xAI
xAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates.ABOUT 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.
RESPONSIBILITIES:
Build search and retrieval algorithms that scale to millions of users
Build and operate large scale search engine and search infrastructure
Train state of the art ML ranking models
Integrate Grok in search systems and products
BASIC QUALIFICATIONS:
Tech Stack: Python, Go, Rust
Have worked with vector databases, search indices, or similar data stores for search applications
Have worked on large-scale search systems
Have deep experience building or working with production ML systems
Take full ownership of problems and learn whatever you need to solve them
Can move quickly in a fast-paced environment with shifting priorities and tight deadlines
COMPENSATION AND BENEFITS
$180,000 - $440,000 USD
Base salary is just one part of our total rewards package at xAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks.xAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice.Create a Job AlertInterested in building your career at xAI? Get future opportunities sent straight to your email.Create alertApply for this job*indicates a required fieldAutofill with MyGreenhouseFirst Name*Last Name*Email*PhoneCountry*Phone*Resume/CV*AttachAttachDropboxGoogle DriveEnter manuallyEnter manuallyAccepted file types: pdf, doc, docx, txt, rtfFull Legal Name*Your Location*Current companyIf you are currently employed in the field, please tell us the name of your employer.Current titleIf you are currently employed in the field, please tell us your role including your seniority level (e.g. Software Engineer II).X ProfileLinkedIn ProfileIf you have a public LinkedIn profile, please provide its URL.GitHub ProfileGoogle Scholar If you have a Google Scholar page, please provide its URL.Will you now, or in the future, require sponsorship for employment visa status (e.g., H-1B visa) to legally work for X.AI LLC in the U.S.?*Select...What exceptional work have you done?*In 100 words or less, tell us about a piece of work you are most proud of.Submit application