KRAFTON jobs

We are seeking a Research Engineer to join our AI Research Division, focusing on developing AI Companions for in-game interaction, strategy, and cooperation. The role involves creating AI agents that act as teammates within real-time game environments, enhancing player immersion and providing guidance. You will be responsible for the entire lifecycle of model development, from design to operation, aiming to create a seamless and engaging player experience.

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We are seeking a Research Scientist to join our AI Research division, focusing on World Action Models. This role involves pioneering new paths in game development through bold imagination and breakthrough technology to create unforgettable worlds for fans. Our AI Research division is dedicated to developing proprietary AI core technologies for both gaming and non-gaming sectors, enhancing existing business competitiveness, supporting AI technology commercialization, and creating new value and innovation. We aim to implement intelligent agents that interact naturally with humans and the real world by researching and developing next-generation AI core technologies such as Multimodal Foundation Models and AI Agents. We also focus on applying AI technologies to game development, services, and various industries to drive production innovation, create new user experiences, and generate AI-based service and business opportunities.

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We are seeking a Research Scientist to join our AI Research division, focusing on World Action Models. This role involves pioneering new paths in game development through bold imagination and breakthrough technology to create unforgettable worlds for fans. Our AI Research division is dedicated to developing proprietary AI core technologies for both gaming and non-gaming sectors, enhancing existing business competitiveness, and supporting AI technology commercialization to create new value and innovation. We aim to implement intelligent agents that interact naturally with humans in both game and real-world environments by researching and developing next-generation AI core technologies like Multimodal Foundation Models and AI Agents. We also strive to create production innovation, new user experiences, and AI-based services and business opportunities by applying AI technologies to game development, services, and various other industries.

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KRAFTON AI Research is seeking a Research Scientist Intern to contribute to the development of foundation models, particularly Multi-modal LLMs (MLLMs). This role involves designing and building foundation models that handle diverse data types like text, images, and audio, and accumulating theoretical and practical insights in large-scale distributed learning environments. The team collaborates across various internal and external fields to provide AI solutions and develop proprietary services, focusing on enhancing game development efficiency and creating new player experiences through MLLM-based foundation models. The work environment encourages creative problem-solving and open communication among team members from diverse backgrounds.

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We are seeking a Research Scientist to join our AI Research Division, focusing on Foundation Models. This role involves pioneering research and development in deep learning to create new player experiences. You will collaborate with various internal and external teams to provide AI solutions and develop unique services through our proprietary deep learning technology. Our vision includes enhancing game development efficiency and universality through deep learning, as well as developing Co-Playable Characters (CPC) that can interact with users during gameplay. The Foundation Model Research team specifically focuses on MLLM core technologies to contribute to new gameplay experiences.

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We are seeking a Research Engineer for our AI Research Division to pioneer the path to players' dreams by creating unforgettable worlds with bold imagination and breakthrough technology. The AI Research Division focuses on researching and developing core AI technologies for gaming and non-gaming sectors, strengthening existing business competitiveness, and supporting AI technology commercialization. This role will be part of the Foundation Model R&D team, focusing on designing and building foundation models that handle diverse data like text, images, audio, and game logs, contributing to new play experiences. We value individuals who can define and solve problems independently, possess strong fundamentals in both ML Research and Software Engineering, and are meticulous about code quality.

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KRAFTON AI Research is seeking a Postdoctoral Researcher to deeply understand the workings of Large Language Models (LLMs) and drive performance improvements. This role involves theoretically and empirically analyzing LLM mechanisms, proposing and validating new analytical perspectives and algorithms to enhance efficiency, stability, and performance. You will explore new LLM capabilities like tool use, agentic learning, and reasoning, validating and advancing them in interactive environments. The research will also extend to exploring LLM applications in Physical AI and World Models to create new forms of interactive intelligence. Collaboration within the division is key to translating research outcomes into actual game development and player experiences. You will lead in-depth research within your area of interest and expertise, documenting findings in Tech Reports or publishing them as papers or workshops at major AI conferences.

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The Foundation Model Evaluation team is responsible for comprehensively diagnosing our foundation models and global frontier LLMs to provide data-driven direction for model development. Recognizing that benchmarks have diverse measurement axes and scores alone are insufficient to determine a model's practical capabilities, we aim to build an evaluation system that deeply analyzes where models excel and falter, and connects these findings to model improvements. We track model trends by operating both standard benchmarks and proprietary evaluation sets that reflect actual usage contexts. The evaluation results are shared with the model and data teams to directly contribute to the technical roadmap and data strategy.

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Krafton's AI Research division is dedicated to pioneering deep learning for game development and beyond. We aim to create unforgettable worlds for players through bold imagination and breakthrough technology. This role focuses on researching and developing core AI technologies, including Multimodal Foundation Models and AI Agents, to enhance existing businesses and drive new AI-driven innovations. We are looking for individuals to join our team and contribute to shaping the future of AI in gaming and interactive content.

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We are seeking a Research Scientist to join our AI Research division, focusing on developing a Generalist Agent for Game Environments. This role involves creating agents capable of understanding diverse inputs like text and visuals, making real-time decisions, and interacting flexibly within complex game settings. The work spans the entire agent development lifecycle, from architecture design and data curation to training, evaluation, and inference optimization, aiming to build a high-quality, scalable system for enhanced gaming experiences. We foster a collaborative environment where diverse backgrounds and creative ideas are encouraged, with support for overcoming language barriers.

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We are seeking an AI Companion Team Intern to join our AI Research division. This role focuses on developing AI Companions for KRAFTON's internal games, utilizing LLMs, SLMs, and VLMs to create interactive experiences where AI agents act as teammates, strategize, and collaborate with players. The goal is to provide immersive gameplay by enabling AI agents to understand game situations, offer proactive guidance, and enhance player adaptation. The position involves optimizing model design and operation, and applying the latest AI technologies to design innovative gameplay experiences. This internship is ideal for individuals passionate about pushing the boundaries of AI in gaming.

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We are seeking an AI Native Engineer to join our AI Frontier division, a results-oriented team focused on connecting Krafton's core AI capabilities with tangible business outcomes. This role is for a senior engineer who will leverage AI not just as a supporting tool, but as a core development partner, while also possessing experience in designing and operating services in high-traffic environments. The ideal candidate will be adept at quickly learning and applying new AI models and tools to production, with a focus on delivering stable and scalable services to customers.

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The AI Frontier Division is an execution-focused organization that connects Krafton's core AI capabilities with tangible business results. We are seeking an AI Native Engineer who will leverage AI not just as an auxiliary tool, but as a core development partner. This role requires a senior engineer with experience in stably designing and operating services in high-traffic environments. The ultimate goal is to deliver stable and scalable services to customers by quickly adopting and applying new models and tools in the rapidly evolving AI landscape.

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The AI Transformation Department is leading Krafton's company-wide AI transformation (AX). This team supports business units in leveraging AI to innovate work productivity through strategy, technical support, education, and direct execution. The AI DevOps Engineer will focus on building and operating environments that ensure AI/ML outcomes are developed, deployed, tested, and operated safely and efficiently. This role emphasizes designing AI/ML-based prediction and automation frameworks and promoting SRE methodologies across the company, rather than direct infrastructure operation.

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We are seeking an AI Inference Platform & Operations Engineer to join our AI Frontier division. This role is crucial for connecting Krafton's AI technologies with actual products and services, and for validating and expanding new business opportunities. You will be responsible for building and operating the inference infrastructure that supports these products, ensuring fast and stable service connections for both proprietary and open-weight models. The mission involves maintaining consistent response times and availability under growing traffic, and efficiently managing GPU resources and inference costs. We foster a culture where opinions are valued regardless of rank or tenure, decisions are executed quickly, and failures are addressed through postmortems to strengthen systems. AI tools are integrated into daily development and operations, and we actively explore and apply new models and serving technologies.

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KRAFTON AI Research is seeking a Lead AI Infrastructure Engineer to build and operate the GPU infrastructure necessary for model development, along with AI platforms based on Kubernetes and Slurm. This role involves managing GPU clusters, model training and experimentation environments, ML pipelines, infrastructure automation, and observability systems to ensure AI workloads for game development and services run stably and efficiently. The position is for a hands-on senior engineer who will operate and enhance existing large-scale GPU infrastructure, design future infrastructure expansions, and ensure stable and efficient utilization by R&D and service teams. You will also contribute to technical reviews and proposals for future computing infrastructure scaling and KRAFTON's GPU and computing operational strategy.

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We are seeking a Research Scientist to specialize in developing tailored AI models for non-gaming domains. This role focuses on creating "Specialized Models" that offer superior quality and cost-efficiency compared to general-purpose frontier model APIs. You will be instrumental in adapting open-source foundation models for specific tasks through fine-tuning, evaluating their performance against established benchmarks, and optimizing them for both quality and cost. A key aspect of this position involves designing and implementing robust evaluation frameworks to ensure the reliability and effectiveness of these specialized models. The work encompasses the entire AI/ML model development lifecycle, from data curation and model training to evaluation and automation, aiming to build end-to-end development pipelines that deliver tangible business value.

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We are seeking a specialist to deploy AI solutions directly into business operations, breaking down bottlenecks and driving innovation. This role is part of the KRAFTON AX (AI Transformation) team, which is responsible for integrating AI across the company to revolutionize how employees work. The Forward Deployed Engineer (FDE) team operates at the forefront, embedding within game development studios, global publishing, and back-office functions to identify critical business pain points and rapidly develop AI-driven solutions. We are looking for a driven and fast-paced individual to lead company-wide AI hackathons and launch Minimum Viable Products (MVPs) quickly, demonstrating the tangible financial and time-saving benefits of AI technology.

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