Software Engineer, Ads Product

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

As a Software Engineer, Ads Product, you will work on systems that operate at massive scale, directly affect the business, and are being rebuilt with modern infrastructure and AI at the centre.

Your responsibilities will include building and shipping product features across the X Ads Platform, working on systems related to ad delivery, targeting, optimisation, measurement, and advertiser experience, and contributing to distributed systems that need to be reliable, fast, and scalable.

To succeed in this role, you will need strong software engineering fundamentals, the ability to write clean, maintainable code, and a bias towards action. You will also need to be comfortable working through ambiguity and have a strong ownership mindset.

Preferred skills and experience include experience with ads, recommendations, search, ranking, marketplaces, payments, analytics, or growth systems, as well as experience working with large-scale backend systems or data processing pipelines.

In terms of technical skills, you will need to be proficient in at least one programming language, such as React, Golang, Python, Rust, gRPC, Java, or Scala, and have experience with machine learning, LLMs, experimentation, ranking, or optimisation systems.

The base salary for this role is $150,000 - $350,000 USD, and the company offers a comprehensive rewards package, including equity, 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.