Unlock Full Resume Report

This position is no longer accepting applications

Positions open for more than 30 days are automatically closed and marked as expired

Don't let one closed door slow you down, here's your next move:

Find similar roles

Actively hiring now

Polish your resume

Get more interviews

Recommended

Check resume score

Free & instant results

July 14, 2026

Member of Technical Staff - X Search

Senior • On-site

180,000 - 440,004 USD/yr

San Jose, CA

SpaceXAI'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
  • Experience with vector databases, search indices, or similar data stores for search applications
  • Experience with large-scale search systems
  • Deep experience building or working with production ML systems
  • Ability to take full ownership of problems and learn whatever is needed to solve them
  • Ability to move quickly in a fast-paced environment with shifting priorities and tight deadlines

Compensation and Benefits

  • $180,000 - $440,000 USD
  • Equity compensation
  • Medical, vision, and dental coverage
  • 401(k) retirement plan
  • Short and long-term disability insurance
  • Life insurance
  • Additional discounts and perks

SpaceXAI is an equal opportunity employer. For details on data processing, view the Recruitment Privacy Notice.