RL Infra Engineer - Varsapura

HoYoverse•Los Angeles, CA

3d•$200,000 - $300,000•Hybrid

About The Position

HoYoverse is committed to providing immersive virtual world experiences to players around the world. We have brought fans popular games including Genshin Impact, Honkai: Star Rail, Honkai Impact 3rd, Tears of Themis, and Zenless Zone Zero, as well as a wide range of entertainment content. Community is at the heart of everything we do. We are devoted to engaging fans and fostering an enthusiastic and inclusive global community. Pushing the boundaries of imagination, we consistently explore cutting-edge game development technologies. In the future, we will continue to expand our content production, technology research, and publishing duties through operations in offices in Singapore, Montreal, Los Angeles, Tokyo, Seoul, and other areas. When you apply to a position with HoYoverse, we will process your personal data. To learn more, please review our comprehensive Global Applicant and Candidate Privacy Policy. What You Will Do: You will build and own the infrastructure foundation of our reinforcement learning framework, enabling RL-driven gameplay systems that can scale across current and future UE5 projects. This is a hands-on, hybrid role that sits between ML research and game/engine engineering. The focus is on turning research ideas into robust, deployable, production-ready systems that run inside real game environments. You will: Collaborate with the gameplay team to deliver machine learning and Al solutions that enhance the game experience on Varsapura, our upcoming flagship title. Partner closely with gameplay engineers to prototype, optimize, and productionize reinforcement learning pipelines. Take ownership of the technical roadmap for RL infrastructure, identifying bottlenecks and driving improvements in reliability, scalability, and iteration speed. Deploy and operate learning agents in live or simulated UE-based environments, and optimize infrastructure for runtime inference.

Requirements

8+ years of professional experience in software engineering, machine learning, or related technical roles.
Strong proficiency with Python and C++.
Experience with game development workflows, including debugging, profiling, and version control.
Solid understanding of deep neural network architectures and reinforcement learning concepts.
Experience with deep-learning frameworks such as Pytouch, Tensorflow.
Experience with distributed machine learning systems on cloud infrastructure.
Experience deploying and optimizing machine learning applications in production environments.

Nice To Haves

MS or PhD in Computer Science, Mathematics, or a related technical field
Experience with end-to-end RL workflows, from training to production deployment.
Experience working with Unreal Engine.
Experience with cross-functional collaboration in fast-moving engineering environments

Responsibilities

Build and own the infrastructure foundation of our reinforcement learning framework, enabling RL-driven gameplay systems that can scale across current and future UE5 projects.
Collaborate with the gameplay team to deliver machine learning and Al solutions that enhance the game experience on Varsapura, our upcoming flagship title.
Partner closely with gameplay engineers to prototype, optimize, and productionize reinforcement learning pipelines.
Take ownership of the technical roadmap for RL infrastructure, identifying bottlenecks and driving improvements in reliability, scalability, and iteration speed.
Deploy and operate learning agents in live or simulated UE-based environments, and optimize infrastructure for runtime inference.