Member of Technical Staff - X Money

xAI xAI · AI Frontier · Tokyo, Japan · Product

Software Engineer for xAI's X Money team, focused on building a global payment network. Role involves backend development of microservices, system architecture, and supporting full-stack efforts, payments, fraud detection, and compliance. Opportunity to work on greenfield projects at the intersection of AI and finance.

What you'd actually do

  1. Develop and optimize microservices for high-concurrency transactions using Go, Postgres, and Kafka.
  2. Collaborate on system architecture, testing, and monitoring to ensure uptime and performance.
  3. Build internal tools using frontend technologies as needed to support operational efficiency.
  4. Support the Technical Lead in risk mitigation and align with engineering, product, and compliance teams to drive project success.
  5. Contribute to the development of secure, scalable systems for handling financial data and transactions.

Skills

Required

  • Go
  • Postgres
  • Kafka
  • distributed systems
  • financial data handling
  • backend development
  • frontend development (for internal tools)

Nice to have

  • fintech
  • payments
  • regulatory frameworks (PCI-DSS, AML/KYC)
  • fast-paced, startup-like environment
  • greenfield projects
  • ambiguous requirements
  • leveraging AI to transform financial systems

What the JD emphasized

  • 5+ years of software engineering experience
  • strong focus on backend development
  • Proficiency in Go or similar languages and experience with databases (e.g., Postgres) and streaming systems (e.g., Kafka)
  • Familiarity with building distributed systems for high-scale, low-latency environments
  • Knowledge of handling secure financial data