xAI Software Engineer at xAI responsible for building and maintaining billing and monetization infrastructure for consumer subscriptions. Role includes designing promotional offer systems and global payment compliance.
Responsibilities
Build the complete billing infrastructure for consumer subscriptions end-to-end, ensuring world-class reliability, security, and scalability
Design and build sophisticated promotional offer infrastructure and internal tools to supercharge the revenue organization
Develop comprehensive communications systems enabling intelligent push, email, and in-app messaging that drive engagement and conversions
Implement market-specific billing methods and compliance solutions to accelerate global expansion
Architect compelling product bundles across the X ecosystem tailored to different markets and consumer needs
Build intelligent models and systems that serve the right messages, offers, and information to users at the optimal time
Hands-on ownership and development of key features for X Premium and SuperGrok products
Qualification
Expertise in distributed systems
Required
2+ years of experience with backend systems for consumer applications
Preferred
Exceptional software engineering background with deep experience building large-scale, high-stakes systems (billing, payments, or transactional platforms preferred)
Proven ability to lead technical initiatives and influence or directly manage engineering teams
Strong track record delivering complex backend systems for consumer applications at scale
Passion for revenue-generating products and creating exceptional user experiences
5+ years of experience working on large-scale consumer applications, ideally in monetization, subscriptions, or fintech
Experience leading engineering efforts in a fast-paced, high-growth environment
Expertise in distributed systems, global payments infrastructure, personalization engines, or A/B testing frameworks
Proficiency with high-performance languages and tools such as Go, Python, Java, Rust, or similar
