Production ML Systems jobs

Senior Machine Learning Engineer, Search & Personalization

Bask Health · Posted Nov 12, 2026

Open

Remote, United States
Remote
Full-time · Senior
5+ years

Senior Machine Learning Engineer, Search & Personalization

Bask Health · Posted Nov 12, 2026

Open

Remote, United States
Remote
Full-time · Senior
5+ years

Senior Machine Learning Engineer, Content Understanding & Moderation

Unity Technologies · Posted Sep 15, 2026

Open

Beijing, China
Senior
CN¥341K–CN¥943K per year

Apply with RefersoAI Apply on careers page

Lead the development of multimodal content understanding and moderation systems for Unity Ads, ensuring safe and relevant ad delivery at scale.

Compensation

Base Salary Range: ¥341,000 - ¥943,000 CNY gross

Responsibilities

Execute multimodal content representation strategy across video, image, playable, audio, and text
Partner with product, engineering, and science teams to translate regulatory and contractual obligations into measurable ML objectives
Define evaluation and labeling infrastructure for scarce, noisy, and contested labels
Build shared foundations such as content embeddings, game level features, evaluation harnesses, and labeling pipelines

Requirements

Nice to have: regulatory and policy regimes affecting advertising content
Nice to have: systems thinking
Nice to have: performance scalability reliability cost tradeoffs

Skills

multimodal machine learning vision and language video Python production ML systems

Staff Machine Learning Engineer, Content Understanding & Moderation

Unity Technologies · Posted Sep 15, 2026

Open

Beijing, China
Staff
CN¥831K–CN¥1M per year

Apply with RefersoAI Apply on careers page

Define how Unity understands and moderates the content flowing through its ad network.

Compensation

Base Salary Range: ¥831,400 - ¥1,247,000 CNY gross This range reflects the anticipated base salary for this position. Beyond base salary, this role may be eligible for equity awards and participation in our company incentive plans (such as annual discretionary bonuses or sales commissions). The final offer amount will depend on several factors, including geographic location and the candidate’s relevant experience, professional background, and skill set.

Responsibilities

Define the multimodal content representation strategy across video, image, playable, audio, and text, so that one set of foundations serves both relevance and moderation rather than two divergent stacks
Partner with product, engineering, science teams to translate regulatory and contractual obligations into objectives an ML system can be measured against
Define what good looks like where labels are scarce, noisy, and genuinely contested, and build the evaluation and labeling infrastructure that makes it measurable
Build the shared foundations other teams depend on, including content embeddings, game level features, evaluation harnesses, and labeling pipelines
Lead architectural direction across teams, raise the design and review bar, and mentor senior and mid-level engineers working in the area

Requirements

Nice to have: regulatory knowledge
Nice to have: systems thinking

Senior Machine Learning Engineer, Search & Personalization

Senior Machine Learning Engineer, Search & Personalization

Responsibilities

Requirements

Skills

Senior Machine Learning Engineer, Content Understanding & Moderation

Compensation

Responsibilities

Requirements

Skills

Staff Machine Learning Engineer, Content Understanding & Moderation

Compensation

Responsibilities

Requirements

Skills

Benefits

Benefits