Software Engineer, Ads Product

About the Role

Join a small, fast-moving team where early-career engineers can take on real ownership, learn from strong engineers, and ship products that matter.

We're looking for high-slope software engineers who want to help rebuild and transform the X Ads Platform using xAI's infrastructure and AI stack.

Responsibilities

• Build and ship product features across the X Ads Platform.
• Work on systems related to ad delivery, targeting, optimisation, measurement, and advertiser experience.
• Use xAI's infrastructure and AI capabilities to improve the performance and quality of advertising products.
• Contribute to distributed systems that need to be reliable, fast, and scalable.
• Collaborate closely with engineers, product leads, and cross-functional partners to turn ideas into working products.

Basic Qualifications

• Strong software engineering fundamentals.
• Ability to write clean, maintainable code and learn new codebases quickly.
• Strong problem-solving skills and comfort working through ambiguity.
• Experience building software through internships, projects, research, open-source work, startups, or full-time roles.

Preferred Skills and Experience

• Experience with ads, recommendations, search, ranking, marketplaces, payments, analytics, or growth systems.
• Experience working with large-scale backend systems or data processing pipelines.
• Experience with React, Golang, Python, Rust, gRPC, Java, or Scala.
• Experience with machine learning, LLMs, experimentation, ranking, or optimisation systems.

Compensation and Benefits

$150,000 - $350,000 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.