Machine Learning Engineer - Ads

SpaceXSI; Palo Alto (CA); On-site; USD 180,000 - 440,000; Full time

Benefits offered by this job

Equity

Comprehensive medical coverage

Vision coverage

Dental coverage

Access to a 401(k) retirement plan

Disability insurance

Life insurance

Other discounts and perks

Job summary

SpaceXSI is seeking a Machine Learning Engineer focused on Ads to integrate Grok across the Ads Platform, owning revenue-critical components in a high-throughput environment. You will work on model-driven development spanning candidate selection through advertiser experience, implementing the latest Grok models across the stack.

The role requires at least 3+ years of industry experience in AI-powered advertising products, with onsite work in Palo Alto, CA.

Qualifications

• 3+ years of industry experience working on large-scale, high-throughput AI-powered advertising products.

Responsibilities

• Apply Grok models to support all stages of the advertising stack (candidate selection, ranking, auction, campaign optimization, creative generation, advertiser experience).
• Own and operate systems and products, focusing on revenue-driving components.

Tools

Grok models

Job description

As a Machine Learning Engineer focused on Ads, you will help integrate Grok across the Ads Platform, strengthening systems throughout the full advertising pipeline. The role combines model-driven development with ownership of revenue-critical products and infrastructure in a high-throughput environment.

Role Overview

You will integrate Grok into multiple components of the Ads Platform, spanning the journey from candidate selection through ranking and auction, into campaign optimization, creative generation, and the overall advertiser experience. This position emphasizes leveraging Grok models and taking responsibility for systems that drive revenue.

Key Responsibilities

• Apply the latest Grok models to support all stages of the advertising stack, including candidate selection, ranking, auction, campaign optimization, creative generation, and advertiser experience.
• Own and operate systems and products, with a focus on building and running revenue-driving components.

Required Qualifications

• 3+ years of industry experience working on large-scale, high-throughput AI-powered advertising products.

Technology

• Grok models

Location

Palo Alto, CA (onsite)

Compensation

USD 180,000 - 440,000 per year.

Benefits

• Equity
• Comprehensive medical, vision, and dental coverage
• Access to a 401(k) retirement plan
• Short & long-term disability insurance
• Life insurance
• Various other discounts and perks