Member of Technical Staff - Ads

xAI

Palo Alto, CA💼 Full-time💰 $180,000–$180,000🗓 2026-05-26 → 2026-09-27

Core

Integrating Grok AI models into the Ads Platform to power bidding, auction, ranking, and campaign optimization stages.

Role type

Senior IC machine-learning engineer (advertising systems)

Builds

AI-powered advertising stack components (bidding, auction, ranking, creative generation)

Domain

Advertising technology + Generative AI

Deliverable

production ML models

Required skills

large-scale AI-powered advertising systems, bidding/auction mechanics, ranking algorithms, campaign optimization, creative generation, system ownership, revenue-driving product development

Preferred skills

Grok model integration, massive scale engineering

Technologies

Grok models

Responsibilities

Leverage Grok models for candidate selection, ranking, auction, and campaign optimization; Own and operate systems driving majority of revenue

Seniority

Senior, hands-on IC

Sourced via greenhouse · Listed on CareerPlan, which tracks 70,000+ jobs from 20+ sources.

About 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 emp