Senior Software Engineer, Gameplay (Bots) - League of Legends (Mandarin-Proficiency Required)
Riot Games · Los Angeles, USA
About this role
## Senior Software Engineer, Gameplay (Bots) — League of Legends (Mandarin-Proficiency Required) ### About the role Riot engineers bring deep knowledge of specific technical areas and value the chance to work across broader domains. As a **Senior Software Engineer at Riot**, you’ll combine deep technical expertise with product ownership and player empathy to build experiences that delight millions of players worldwide. As a **Senior Software Engineer on the League of Legends Bots team**, you’ll build and integrate bot systems, develop the services and tools that power them, and collaborate with global partners to bring new gameplay capabilities into League. You’ll report to the team’s Engineering Manager and work in a **hybrid environment based at our Los Angeles office**, with an expectation of being **onsite 1–2 days per week**. ### Responsibilities - Design, implement, and maintain gameplay systems using traditional game AI, machine learning tech, and proprietary engine technologies - Collaborate with game designers, engineers, and product partners to translate player needs into compelling bot experiences - Improve team workflows by identifying and implementing engineering best practices - Own complex technical initiatives from design through delivery; contribute to architectural decisions; elevate engineering quality through mentorship, thoughtful code reviews, and technical collaboration - Work closely with global teams, including but not limited to **Sydney** and **China** ### Required Qualifications - **5+ years** of professional experience in the game industry - **3+ years** of **C++** development experience in a production environment - Interest in building and operating **ML-powered applications**, with willingness to learn model inference, deployment, and integration into game systems - Hands-on experience in either **Gameplay engineering** or **AI/Bots engineering** - Strong communication and collaboration skills across disciplines - Professional working proficiency in **Mandarin** for technical collaboration with international partners - Bachelor’s degree in Computer Science or a related field ### Preferred Qualifications - Experience or interest in building machine learning applications, backend services for games, or data-driven decision making - Interest in full-stack engineering within the game development space - Experience with **Unreal**, **Unity**, or other commercial game engines - Has a history, is actively playing, or has a deep desire to play **League of Legends** ### Our Perks Riot focuses on work/life balance with an open paid time off policy and flexible work schedules. Benefits include medical, dental, and life insurance, parental leave, and a 401k with company match. ### Equal Employment Opportunity Riot provides equal employment opportunity for all applicants and members of Riot Games, Inc., and considers reasonable accommodations for qualified applicants with disabilities. Job duties may evolve based on business needs.
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