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KRAFTON

Develops and publishes cross-platform games

AI Native Full Stack Engineer

Full-Stack EngineeringConfirmed live in the last 24 hours
Full-timeSeoul, South KoreaNo salary listed

About the Job

Requirements

  • At least five years of software development experience or equivalent capability.
  • Experience developing services using at least one of Node.js, Python, Kotlin, or Go.
  • Understanding of and ability to develop the basic structure of backend services, including APIs, databases, and servers.
  • Experience using an RDBMS or NoSQL database.
  • Experience testing developed features and deploying them to a live service.
  • Experience developing or operating a service used by actual users.
  • Experience using logs and monitoring tools to identify and resolve service issues.
  • Experience using a CI/CD environment such as GitHub Actions or Jenkins.
  • Actively use AI coding tools such as Claude Code, OpenAI Codex, Google Antigravity, or Cursor during development.
  • Review and modify AI coding-tool outputs rather than using them without checking.
  • Understand requirements and implement them as functional features.
  • Analyze and resolve development problems independently.
  • Document relevant information and share it with colleagues.
  • Be able to work with people in different disciplines.
  • Have no disqualifying reason preventing overseas business travel.

Responsibilities

  • Collaborate with colleagues in developing, deploying, and operating AI-based products.
  • Develop and improve service features that use AI models.
  • Integrate model inference into services, and monitor and improve operational metrics such as performance, stability, and cost.
  • Deploy and operate services using CI/CD and data pipelines.

Desired Qualifications

  • Experience developing or operating services in a cloud environment such as AWS, GCP, or Azure.
  • Experience using container environments such as Docker, or understanding or experience with Kubernetes or Infrastructure as Code.
  • Experience using GPU-based model-serving environments or knowledge of model-serving tools such as vLLM or Triton.
  • Experience implementing actual service features using open-source models.
  • Experience developing or operating AI services or features used by real users.
  • Experience considering and addressing performance, stability, and cost issues during service operations.
  • Frontend development experience with React or TypeScript, enabling implementation of features when needed alongside backend development.
  • Experience independently completing a small service or project from idea through development and deployment using AI tools.
  • Experience designing context, tools, and validation methods that enable agents to work reliably beyond simply writing prompts.
  • Experience evaluating how new technologies can create value for users or the business.
  • Experience diagnosing causes of service incidents or unexpected problems and improving the service.
  • Interest in trying new AI models or development tools and finding ways to apply them to existing services or development processes.
  • A habit of documenting and sharing code, architecture, experiment results, and key development decisions.
  • Interest in finding and improving performance issues such as response time, cost, and resource usage.
  • Experience using project context such as CLAUDE.md, AGENTS.md, or Rules.
  • Interest in or experience with agent ecosystems such as MCP, plugins, or skills systems.
  • Experience with multi-agent systems or agent orchestration.

About the Company

KRAFTON

Develops and publishes cross-platform games

Krafton is a group of independent game studios that develops and publishes video games for PC, console, and mobile. Its business model centers on delivering high-quality games and monetizing them through game sales, in-game purchases, and licensing deals, with PUBG as a flagship title. Krafton differentiates itself by coordinating a network of studios and investing in technology and publishing support rather than relying on a single in-house studio, enabling a diverse catalog and esports initiatives. Its goal is to push the boundaries of gaming and connect people through shared entertainment moments across platforms.

Company size
51-200
Company stage
IPO
Headquarters
Seongnam-si, South Korea
Founded
2007

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