Tech Stack
Tag name is followed by "@" symbol and proficiency level value.
About proficiency levels:
- 1-2 — basic awareness. Minimal hands-on experience, and a rudimentary understanding of the technology's purpose;
- 3-6 — daily use. Comfortable and regular usage, capable of handling common tasks and challenges related to the technology;
- 7-9 — you are an expert, you can teach others, you know all the pitfalls and tricks;
- 10 — exceptional knowledge, comprehensive understanding, and adeptness in all aspects of the technology, including advanced problem-solving. Think twice before claiming or demanding such level.
A/B Testing @ 6
Communication @ 7
Compliance
Distributed Systems @ 6
FinTech @ 6
Go @ 6
Java @ 6
Payments @ 4
Prioritization @ 7
Python @ 6
Rust @ 6
Security
- 1-2 — basic awareness. Minimal hands-on experience, and a rudimentary understanding of the technology's purpose;
- 3-6 — daily use. Comfortable and regular usage, capable of handling common tasks and challenges related to the technology;
- 7-9 — you are an expert, you can teach others, you know all the pitfalls and tricks;
- 10 — exceptional knowledge, comprehensive understanding, and adeptness in all aspects of the technology, including advanced problem-solving. Think twice before claiming or demanding such level.
Details
SpaceXAI is seeking an Engineering Lead for Consumer Subscriptions to own the billing and monetization infrastructure powering X Premium and SuperGrok. The role involves building and leading an engineering team responsible for subscriptions, promotions, global payments, and personalized user experiences at massive scale.
Responsibilities
- Own the complete billing infrastructure for consumer subscriptions end-to-end, ensuring reliability, security, and scalability.
- Design and build promotional offer infrastructure and internal tools for the revenue organization.
- Develop communications systems for intelligent push, email, and in-app messaging to drive engagement and conversions.
- Implement market-specific billing methods and compliance solutions to support global expansion.
- Architect product bundles across the X ecosystem for different markets and consumer needs.
- Build intelligent models and systems that deliver relevant messages, offers, and information to users at the optimal time.
- Recruit, build, and lead a high-performing Consumer Subscriptions engineering team.
- Maintain hands-on ownership and development of key features for X Premium and SuperGrok products.
Requirements
- Exceptional software engineering background with deep experience building large-scale, high-stakes systems; billing, payments, or transactional platforms are 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.
- Strong communication, work ethic, prioritization, and collaboration skills.
Compensation and Benefits
- Base salary: $180,000–$440,000 USD per year.
- Equity.
- Comprehensive medical, vision, and dental coverage.
- 401(k) retirement plan.
- Short- and long-term disability insurance.
- Life insurance.
- Various other discounts and perks.
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