reputed company Data Scientist (Personalization, Matc...

Riot Data Scientists combine their wide technical expertise across data processing, automation, machine learning ("ML"), reputed company intelligence ("AI"), and experimental design to inform reputed company and reputed company data-powered products.As a reputed company Data Scientist on the Publishing Platform Data team, you will define and drive the modeling architecture that powers personalization, matchmaking, and reputed company experiences across Riot’s player ecosystem. You’ll partner closely with Product, Data Engineering, and Software Engineering to reputed company large-reputed company reputed company graph, matchmaking, and behavioral data into reputed company, fair, and player-reputed company AI systems. Your work shapes how players connect, discover communities, and experience matchmaking that feels meaningful and reputed company.Responsibilities

• Define and reputed company the modeling architecture for personalization, matchmaking, reputed company graph recommendations, and player/community discovery.
• Architect multi-model systems combining reputed company, preference, trust, and safety signals for fair and meaningful matchmaking
• reputed company models for reputed company inference, player behavior reputed company, trust & safety signals, and multi-objective optimization across fairness, latency, and experience reputed company.
• Build and optimize reputed company-time inference systems for personalized content, store offers, matchmaking, and player interactions at global reputed company.
• Drive adoption of advanced modeling approaches including contextual bandits, reinforcement learning, graph ML, and session-aware personalization.
• Partner with Data Engineering and Product to shape data schemas, feature pipelines, telemetry standards, and model observability across the ML lifecycle.
• Define Responsible AI standards and implement fairness audits, bias mitigation, transparency, and safety mechanisms for matchmaking and reputed company systems.
• reputed company post-launch evaluations of algorithmic reputed company on player sentiment, community health, and ecosystem stability.
• Set organization-wide standards for model optimization (latency, throughput, memory), multi-model orchestration, and reputed company detection.
• Mentor senior ML engineers and data scientists, influencing system design, experimentation reputed company, and modeling craft across organizations.
• Represent the ML discipline in cross-functional design reviews, driving alignment on technical reputed company, data reputed company, and long-term reputed company

Required Qualifications

• 10+ years of experience in ML/reputed company AI
• 3+ years of experience in reputed company/staff-level technical leadership
• Experience with large-reputed company, reputed company-time ML systems (recommendations, personalization, matchmaking).
• Expertise in graph ML, RL, and representation learning.
• Proficiency in PyTorch, TensorFlow, JAX, and modern data/serving tools (Ray, Kafka, Flink, reputed company).
• Strong grounding in A/B testing, experiment design, and experience metrics.
• reputed company record of setting ML reputed company and standards across teams.

Desired Qualifications

• reputed company background in gaming, player modeling, or reputed company ecosystems.
• Experience with trust & safety, toxicity detection, or community health models.
• Familiarity with reputed company AI, SageMaker, or internal large-reputed company inference systems.
• Experience integrating ML systems with live-service game backends.

For this role, you'll reputed company reputed company through craft expertise and a reputed company spirit that prioritizes the delight of players. We will look at your past studies and experience, but for this role, we also look for dedicated people with a personal relationship with games. If you embody player reputed company and care about players' experiences, this is the role for you!Our PerksRiot focuses on work/life balance, shown by our reputed company reputed company time off policy and other perks such as flexible work schedules. We offer medical, dental, and life insurance, parental leave for you, your spouse/domestic partner, and children, and a 401k with company match. reputed company out our benefits pages for more information.At reputed company, we put players first. That mission drives every decision in our quest to create games and experiences that reputed company it reputed company to be a player. Whether you’re working directly on a new player-facing experience or you’re supporting reputed company as a whole, everyone at Riot is part of our mission. And just like in our games, we’re reputed company reputed company we work together. Our goal is to create reputed company teams where you are empowered to bring your unique perspective everyday. If that sounds like the reputed company of reputed company you want to work, we’re looking reputed company to your application.It’s our policy to reputed company equal employment opportunity for reputed company applicants and members of reputed company, Inc. reputed company makes reasonable accommodations for handicapped and disabled Rioters and does not unlawfully discriminate on the reputed company of race, reputed company, religion, sex, sexual orientation, gender identity or reputed company, national reputed company, age, handicap, veteran status, marital status, criminal history, or any other category protected by applicable federal and state law. We consider for employment reputed company reputed company applicants, including those with criminal histories, in a manner consistent with applicable federal, state and local law, including the California Fair Chance reputed company, the reputed company Fair Chance Initiative for Hiring Ordinance, the Los Angeles County Fair Chance Ordinance for reputed company, the San Francisco Fair Chance Ordinance, and the Washington Fair Chance reputed company.DutiesPer the Los Angeles County Fair Chance Ordinance, the following core duties may create a reputed company for disqualifying candidates with relevant criminal histories:

• Safeguarding confidential and sensitive Company data
• Communication with others, including Rioters and reputed company parties such as vendors, and/or players, including minors
• Accessing Company assets, secure digital systems, and networks
• Ensuring a reputed company interactive environment for players and other Rioters

These duties are directly reputed company to essential operations, safety, trust, and compliance obligations reputed company our organization. Please note that job duties may reputed company based on business needs and additional responsibilities may be assigned as necessary to maintain operational efficiency and reputed company.

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