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Software Engineer– X Core Product

On-site
xAIPalo Alto, CA, US3 months agoWebsite
Product

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Salary undisclosed
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Description

ABOUT THE ROLE:

As a Software Engineer for X Product/Platform, you’ll join the thirty person team responsible for building and scaling X. You will be tasked with independently owning significant parts of the system end-to-end: from intuitive user interfaces to robust backend services, data infrastructure, and deep AI integrations. This is a unique opportunity to impact while creating products that are loved by 600M+ users globally.

RESPONSIBILITIES:

  • Develop backend services, APIs, and data models to support high-volume, multi-user environments.
  • Work with iOS, Android & Web client engineers to ship products.
  • Design robust infrastructure and microservices for payments, transactions, growth, monetization, and engagement across platforms.
  • Build and maintain fullstack features, including user dashboards, personalized experiences, content delivery, interactive tools, assessments, and real-time analytics. 
  • Lead architecture, scalability, and reliability decisions for high-concurrency, low-latency systems.
  • Uphold engineering excellence via testing, monitoring, deployment, and secure data handling.

BASIC QUALIFICATIONS:

  • Proficiency in distributed systems for high-scale, low-latency environments; languages like Rust, Go, Python & Java, and high volume streaming systems.
  • 2+ years of experience working on large scale consumer applications.

PREFERRED SKILLS AND EXPERIENCE:

  • 5+ years of experience working on large scale consumer applications or early-mid stage startup experience as a founding engineer, emphasizing rapid prototyping, user-centric design, and AI solutions.

COMPENSATION AND BENEFITS:

$180,000 - $440,000 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.

Stack

PythonJavaDistributed SystemsRust
Posted
Mar 19, 2026
Last seen
Jun 25, 2026
First seen
Jun 25, 2026
Status
active
Software Engineer– X Core Product at xAI | Kairos