Senior Subscriptions Engineer: Global Billing & Growth

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

Benefits offered by this job

Equity

Medical coverage

Vision coverage

Dental coverage

401(k) retirement plan

Disability insurance

Life insurance

Employee discounts

Job summary

SpaceXAI is seeking an engineer to own the entire billing and monetization infrastructure for Consumer Subscriptions (X Premium & SuperGrok). You will build and lead the team responsible for subscriptions, promotions, global payments, and personalized user experiences at massive scale.

This high-impact role directly drives revenue growth and shapes the future of premium AI and social products. You will recruit and guide a high-performing team and contribute hands-on to key features.

Qualifications

• Experience building large-scale backend systems for consumer applications.
• Proven ability to lead technical initiatives and engineering teams.
• Passion for revenue-generating products and great user experiences.

Responsibilities

• Own the complete billing infrastructure for consumer subscriptions end-to-end, ensuring world-class reliability, security, and scalability.
• Design and build promotional offer infrastructure and internal tools to boost revenue.
• Develop communications systems for push, email, and in-app messaging to drive engagement and conversions.
• Implement market-specific billing methods and compliance solutions to enable global expansion.
• Architect product bundles across the X ecosystem tailored to markets and consumer needs.
• Build intelligent models that serve the right messages and offers at the right time.
• Recruit, build, and lead a high-performing Consumer Subscriptions engineering team.
• Hands-on ownership and development of key features for X Premium and SuperGrok products.

Skills

Large-scale systems

Billing payments

Leadership

Backend engineering

Monetization

Job description

SpaceXAI is seeking an engineer to own the entire billing and monetization infrastructure for Consumer Subscriptions (X Premium & SuperGrok). You will build and lead the team responsible for subscriptions, promotions, global payments, and personalized user experiences at massive scale.

This high-impact role directly drives revenue growth and shapes the future of premium AI and social products. You will recruit and guide a high-performing team and contribute hands-on to key features.