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Senior Full-stack Engineer - Japan

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Senior Full-stack Engineer - Japan in Others new

  • Tokyo, Japan

Responsibilities

  • Design, build, and maintain full-stack applications powering core products and platforms.
  • Develop responsive, high-performance user interfaces using React.
  • Build and maintain Go backend services and event-driven architectures.
  • Build scalable microservices in containerized environments using Docker and Kubernetes.
  • Drive architecture decisions that improve performance, resiliency, and maintainability.
  • Collaborate with engineers, product managers, designers, and QA on end-to-end solutions.
  • Own production code, monitor and debug systems, and continuously improve application performance and reliability.
  • Write automated tests, follow CI/CD practices, participate in code reviews and technical discussions, and share knowledge.
  • Participate in an on-call rotation and respond to production incidents.

Requirements

  • At least 5 years of full-stack development experience.
  • Strong proficiency in React and modern frontend development practices.
  • Solid backend experience in Go or a similar language.
  • Strong understanding of microservices architecture, distributed systems, and event-based communication.
  • Familiarity with cloud infrastructure and container orchestration, including Kubernetes and Docker.
  • Understanding of observability, monitoring, and performance optimization.
  • Ability to troubleshoot production issues, analyze system behavior, and drive resolution.
  • Business-level proficiency in Japanese is required.
  • Preferred: experience with React Native, gaming, payments, commerce systems, adtech, offer monetization platforms, Kafka, Redis, AWS, GCP, Azure, ClickHouse, Postgres, internal platforms, or developer-facing tools.

Xsolla

Xsolla builds commerce and monetization infrastructure for video games, offering payment processing, merchant-of-record services, storefronts, subscriptions, and anti-fraud tools for developers and publishers. The privately held company, founded in 2005 and headquartered in Sherman Oaks, Californ...

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