Principal Machine Learning Engineer (Platform & Integrations)- League of Legends
Riot Games · Los Angeles, USA
Posted 28 days ago · $292,300.00 - $437,900.00
or apply directly on Riot Games's site. We never take the application ourselves.
Is this posting real?
- This role has been open
- 28 days Riot Games's roles stay open a median of 45 days
- Reposted
- No
- Salary listed
- Yes 3% of Riot Games's roles list one
- Ghost-job risk at Riot Games
- high 66 stale, 3 reposted of 107 open
- Hiring momentum
- 225 roles opened in the last 90 days ↑ up vs. the prior 90 days
- Last confirmed on the employer's board
- 2026-09-17
Measured from postings appearing on and disappearing from Riot Games's own greenhouse board since 2026-08-03. Full hiring picture for Riot Games.
About this role
As a Principal Machine Learning Engineer for League of Legends, you will lead the strategy and implementation of machine learning platforms and integrations that enhance player and developer experiences. Your responsibilities include overseeing AI/ML workflows, serving architectures, and operational standards, while mentoring engineers and collaborating across teams. This role requires a strong technical direction to influence product strategy and improve the overall developer experience in a global gaming environment.
- benefits
- 4/5
- freshness
- 4/5
- career value
- 5/5
- role clarity
- 5/5
- pay transparency
- 5/5
Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Riot Games as an employer.
What you need
- Bachelor’s degree in Computer Science or a related field, or equivalent practical experience
- 10+ years of professional software engineering experience
- 5+ years building production ML platforms, systems, or MLOps capabilities
- Evidence that platforms or systems you’ve led have become load-bearing for multiple teams or products
- Deep operational intuition for ML systems at scale
- Background in cloud-native orchestration and large-scale system design
Nice to have
- Experience building ML platforms that serve multiple products or game titles simultaneously
- Track record solving novel scale, latency, or reliability constraints in ML data pipelines
- Background in ML governance, security, privacy-preserving techniques, or compliance at organizational scale
- Passion for player experience, games, or creative technology
What you get
- Open paid time off policy
- Flexible work schedules
- Medical, dental, and life insurance
- Parental leave for you, your spouse/domestic partner, and children
- 401k with company match
- Equity
Worth weighing
- No specific mention of remote work options
- Base salary range provided is quite broad, indicating potential variability in compensation
- The role involves significant responsibility and influence, which may lead to high expectations
Summarised from Riot Games's posting. Read the full original.
Listed by Riot Games on their greenhouse job board, last confirmed open on 2026-09-17. PitchMeAI is not the employer.
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