Senior Backend Engineer — Korea

Xsolla
Seoul, South Korea
On-site

Who this role is best for

Geared toward backend engineers comfortable with distributed systems and event-driven architectures, who are also fluent in Korean and have experience with Go and cloud-native technologies.

Best fit for

  • Candidates with 5+ years of Go backend experience and a track record in microservices and cloud-native systems
    — “5+ years of backend development experience in Go or a similar language”
  • Individuals who have previously worked on scalable systems in gaming, payments, or commerce domains
    — “Background in gaming, payments, or commerce systems”
  • Engineers who have actively participated in production on-call rotations and system optimization
    — “Participate in on-call rotation to support production systems and respond to incidents”

Things to consider

  • Business-level Korean proficiency is required, which may necessitate prior language training or immersion
    — “Business-level proficiency in Korean is required”
  • The role involves ownership of code in production, which demands a high level of accountability and operational awareness
    — “Own your code in production, monitor, debug, and continuously improve service performance and reliability”

How to stand out

  • Highlight experience with Kafka or similar platforms in your resume and interview responses
    — “Develop event-driven systems using Go and Kafka”
  • Emphasize your history of driving architectural improvements and system optimization
    — “Drive architecture decisions that improve performance, resiliency, and maintainability”
  • Showcase your ability to troubleshoot production issues and deliver resilient services
    — “The ability to troubleshoot complex production issues, optimize system performance”
  • Demonstrate a history of working with Docker and Kubernetes in cloud-native environments
    — “Experience in building and operating cloud-native applications in containerized environments using Docker and Kubernetes”
  • Include examples of CI/CD implementation and automated testing in your application materials
    — “Write automated tests and follow CI/CD best practices to ensure high-quality deployments”
Pace · Fast PacedCollaboration · HighAutonomy · MediumDecision Impact · Team

Derived from job-description analysis by Serendipath's career intelligence engine.

What success looks like

  • system reliability
  • performance optimization
  • service scalability
Typical background
backend developmentdistributed systemscloud infrastructure

Skills & requirements

Required

Backend DevelopmentDistributed SystemsMicroservicesCloud InfrastructureObservability

Preferred

Gaming SystemsCommerce Platforms

Stack & domain

GoDockerKubernetesKafka

About the role

Original posting from Xsolla via Lever

ABOUT YOU

We are looking for a Senior Backend Engineer who is detail-oriented, proactive, and highly collaborative to join our Engineering team. The best candidate will be someone who thrives in a fast-paced, highly collaborative, and exceptionally dynamic setting and is excited to design and build scalable backend systems, drive architectural improvements, and deliver resilient, high-performance services in production environments.

Strong technical expertise in Go, distributed systems, and microservices architecture is essential, along with experience in building and operating cloud-native applications in containerized environments using Docker and Kubernetes. The ability to troubleshoot complex production issues, optimize system performance, and manage event-driven architectures using Kafka or similar streaming platforms will be key to your success in this role.

If you're passionate about building reliable, scalable systems that power high-impact products and love creating seamless infrastructure that enables innovative payment, gaming, or commerce experiences, we would love to hear from you!

ABOUT US

Xsolla is a global commerce company with robust tools and services to help developers solve the inherent challenges of the video game industry. From indie to AAA, companies partner with Xsolla to help them fund, distribute, market, and monetize their games. Grounded in the belief in the future of video games, Xsolla is resolute in the mission to bring opportunities together, and continually make new resources available to creators. Headquartered and incorporated in Los Angeles, California, Xsolla operates as the merchant of record and has helped over 1,500+ game developers to reach more players and grow their businesses around the world. With more paths to profits and ways to win, developers have all the things needed to enjoy the game.

For more information, visit xsolla.com.

Responsibilities:

  • Design, build, and maintain backend services that power core products and platforms.
  • Develop event-driven systems using Go and Kafka.
  • 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 to deliver end-to-end solutions.
  • Own your code in production, monitor, debug, and continuously improve service performance and reliability.
  • Write automated tests and follow CI/CD best practices to ensure high-quality deployments.
  • Participate in code reviews, technical discussions, and knowledge sharing across teams.
  • Participate in on-call rotation to support production systems and respond to incidents.

Qualifications & Skills:

  • 5+ years of backend development 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 (e.g., Kubernetes, Docker).
  • Solid understanding of observability, monitoring, and performance optimization.
  • Ability to troubleshoot production issues, analyze system behavior, and drive resolution.
  • Business-level proficiency in Korean and English is required.

Nice to Have:

  • Background in gaming, payments, or commerce systems.
  • Experience in adtech or offer monetization platforms.
  • Hands-on experience with Kafka or equivalent streaming platforms.
  • Experience with Redis or other in-memory data stores.
  • Experience with cloud platforms (e.g., AWS, GCP, or Azure).
  • Familiarity with ClickHouse, Postgres, or other analytical/OLAP/OLTP databases.
  • Prior experience working on internal platforms or developer-facing tools.

Source: Xsolla careers (Lever)

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