Staff Machine Learning Engineer, Content Understanding & Moderation

Unity Software
Beijing, Shanghai
Full timeCNY 831,400 - 1,247,000Function: Data Science & Machine LearningSkills: ["Systems thinking","Technical leadership","Mentoring","Accountability","Influencing without authority"]

Define how Unity understands and moderates multimodal ad and game content at scale. Own representation strategies across video, image, playable, audio, and text, and partner with product, engineering, and science teams to translate policy obligations into measurable ML objectives. Build evaluation and labeling infrastructure for scarce, noisy, and contested labels, and lead architectural direction across teams powering embeddings, harnesses, and labeling pipelines.

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FursaFursa
Unity Software
Unity Software
23 hours ago

Staff Machine Learning Engineer, Content Understanding & Moderation

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 3 hours agoStatus: Live

Job Summary

Define how Unity understands and moderates multimodal ad and game content at scale. Own representation strategies across video, image, playable, audio, and text, and partner with product, engineering, and science teams to translate policy obligations into measurable ML objectives. Build evaluation and labeling infrastructure for scarce, noisy, and contested labels, and lead architectural direction across teams powering embeddings, harnesses, and labeling pipelines.
Location: Beijing, Shanghai
Employment Type: Full time
Job Function: Data Science & Machine Learning
Seniority: Mid level

Key Responsibilities

  • •Define the multimodal content representation strategy across video, image, playable, audio, and text to serve both relevance and moderation.
  • •Partner with product, engineering, and science teams to translate regulatory and contractual obligations into objectives an ML system can be measured against.
  • •Define evaluation and labeling infrastructure for scarce, noisy, and contested labels to make moderation measurable.
  • •Build shared foundations for other teams including content embeddings, game level features, evaluation harnesses, and labeling pipelines.
  • •Lead architectural direction across teams and mentor senior and mid-level engineers in the area.

Pay and Benefits

Salary: CNY 831,400 - 1,247,000
Equity and Bonus:Equity
Perks:Health InsurancePensionEquityPaid LeaveLearning Budget

Key Requirements

  • •Deep experience in multimodal machine learning combining vision and language, with video experience relevant.
  • •Extensive experience owning a trust and safety or content moderation/brand safety/policy enforcement system in production.
  • •Experience operating where labels are scarce, ambiguous, or disputed and the definition of violations shifts over time.
  • •Experience adapting foundation models for production use, including fine-tuning, distillation, and optimization for latency and cost.
  • •Strong programming skills in Python and experience running production ML systems on a serving path, including latency/throughput/cost tradeoffs.
Skills:Systems thinkingTechnical leadershipMentoringAccountabilityInfluencing without authority
Languages:English
Tech Stack:Python

Company Brief

Unity Software
Develops the Unity real-time 3D development platform used to create, operate, and monetize interactive experiences and games across mobile, console, PC, and AR/VR platforms. Serves developers, studios, and enterprises worldwide.
Industry: Developer Tools
Company Size: Enterprise (1,001+ employees)
Revenue: USD 1B+
Growth: Public Company
Valuation: Public Company (Market Cap in USD)
Funding: IPO / Publicly Listed
Headquarters: San Francisco, United States
Founded: 2004
Glassdoor
Glassdoor: 3.8
WebsiteLinkedIn