Senior Backend Engineer – Global Payments & AI

SpaceXAI; 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

Discounts and perks

Job summary

SpaceXAI is seeking a Software Engineer for its X Money team to build a revolutionary global payment network serving over 600 million users. You will specialize in backend development, designing and optimizing robust microservices for payments, fraud detection, and compliance initiatives while collaborating with cross-functional teams on AI-driven financial products.

The role involves working on greenfield projects in a fast-paced startup-like environment, emphasizing scalability, security, and

Qualifications

• Proficiency in distributed systems for high-scale, low-latency environments.
• 2+ years of experience working on large scale consumer applications.
• 5+ years of experience working on large scale consumer applications or early-mid stage startup experience as a founding engineer.

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.

Skills

Distributed systems

Rust

Go

Python

Java

Streaming systems

Job description

SpaceXAI is seeking a Software Engineer for its X Money team to build a revolutionary global payment network serving over 600 million users. You will specialize in backend development, designing and optimizing robust microservices for payments, fraud detection, and compliance initiatives while collaborating with cross-functional teams on AI-driven financial products.

The role involves working on greenfield projects in a fast-paced startup-like environment, emphasizing scalability, security, and